Thursday, July 29, 2010

How to repair corrupt superblock in ext2 file system


In the Linux systems, the ext2 (short for second extended file system) file system is used extensively by numerous users. This file system is very efficient when dealing with real large disk partitions. In addition, when the ext2 file system is mounted then all the information that is stored in the disk data structures is copied into the RAM of the system. 

Because of this, the Linux kernel is able to avoid numerous disk read operations. However, as nothing is perfect in this world the ext2 file system, too, is prone to corruption. In such cases, you should perform in-built methods to remove corruption and mount file system. However, in case you are unable to fix the problem then you should use a third-party Linux data recovery software to perform data recovery for Linux system.

Let us take an example. Consider a scenario wherein you have a Linux system having ext2-based file system. In this, when you try to mount the file system after a power outage you are unable to do so. An error message is displayed, that is:
“mount: wrong file system type, bad option, bad superblock, or too many mounted file systems”
Cause:
Such problems in mounting file system can occur due to corrupt ext2 file system especially the superblock.

Resolution:
To recover the problem of corrupt superblock, you should perform the following steps:
  •  Search the superblock for the /dev/sda2 location.
  •   Try to restore the file system using alternate superblock #xxx
Here, xxx is the location of the alternate superblock.
  •   Now, try to mount the file system using the following command:
# mount /dev/sda2 /mnt
  •    Try to mount the file system and check the files to see whether they are intact or not.
Such workarounds would be able to fix the superblock and you would be able to access the file system again. However, if the method does not succeed then you should use a third-party ext2 recovery software to recover the inaccessible data from the system. These Linux recovery tools have rich user interface that do not overwrite the existing file system while scanning the storage media. Also, the use of fast and sophisticated scanning algorithms ensures that the file system recovery is safe and secure.

Wednesday, July 28, 2010

Grub error and linux data recovery

Grand Unified Bootloader is a boot loader package from GNU with the implementation of multi boot specification. This enables an user to install multiple OS in a single PC and choose the one, which is to be run when the computer starts. 

GRUB facilitates a rich set of terminal commands that allow a user to view the hard drive partition details, alter partition settings, temporarily re-map the disk order, boot any user-defined configuration file and view the configuration of other boot loaders in GRUB supported file formats. Basically, GRUB errors indicate that the hard disk is suffering from errors and in those cases, if updated backup is not available, Linux file recovery software is the only safe option to get your valuable data back.

Taking a real life instance in account, while trying to boot, your Linux based machines gave an error and the data saved become inaccessible. The error may read as follows:

Error:
“GRUB Error 17 : Cannot mount selected partition”
Cause:
The above GRUB error message may occur due to following reasons:

If the partition, that has been requested, exists, but the file system type cannot be recognized by GRUB.
The mount point for the booting in the file /etc/fstab is pointing to an incorrect boot device. Note: '/etc/fstab' is the file that lists all the available disks, their partitions and conveys their initialization information when the mount command is used upon the devices.
Some of your Linux partition is suffering from file system corruption errors. However, GRUB has failed to recognize the error and started booting up that corrupted partition.

Solution:

If the file '/etc/fstab' that usually points to an incorrect boot partition, try to edit it as per the boot device.
Try to run 'fsck' command on your boot partition to fix the errors with your file system.
After trying the above measures, if the problem still persists, reformat the partition.

However, formatting will erase all the data from the partition and to restore the same, you need updated backup. If the backup is not available, or due to any reason, it failed to restore the data, Linux file recovery software is the only means that can recover and restore your valuable data into its original state.

These Linux recovery softwares are risk free with respect to data, as they don't further damage neither the data nor the storage media.

Monday, July 26, 2010

Understanding Linux OS and data loss in Linux

Linux is a powerful and user friendly operating system. Initially it was intended to offer a free or low-cost operating system for personal computer users. The Linux operating system represents a unique reputation as a very fast processing and efficient operating system. Linux consists of all UNIX components and some additional features like GUI, TCP/IP, X Window System and Emcas editor.

Linux operating system is technically sound and advance, highly configurable and secure operating system. Although the Linux is very secure and reliable operating system, but we all consider that it is man made software. Error may occur in any of the system or application software and it may affected by viruses. And it may cause data loss.

There are many reasons and failures of data loss in Linux operating system. Some of the most common reasons are as follows: -

Server Corruption Errors

File overwrites

Disk Reformatting

Accidental Deletion

Virus attack

The above listed error can happen at any time without any reason; it may cause data loss and may create any serious problem. It is really very critical situation for any organization. But it is not impossible to repair, recover or restore these lost data. You may overcome these problems and recover your lost data with the help of Linux data recovery software available in the market.

There is an extensive collection of Linux data recovery software existing in the market. These varies according to the error occurred and the type of file system used by the operating system.

Ext2 is the popular Linux file system. If any corruption is occurred in this file system, then it may cause data loss. If data loss is occurred in Ext2 file system, then you may recover it by using Linux Ext2 Recovery software. With this software, you can scan all your crashed hard drive and can restore the required data.

Friday, July 23, 2010

How to mount Linux in case the superblock is corrupted

In Linux system, memeory blocks are used to store all kinds of data. One of them is metadata. One of the most important metadata is superblock its main function is to keep all the details about the file system such asits block size. Hence, the superblock is one of the most components of the Linux system.However, it happens that your access to the superblock is blocked, resulting into disabling of mounting of the file system.

Consider a scenario when you fails to mount your ext3-based Linux system. the below message is displayed

"/dev/sda2: Input/output error
mount: /dev/sda2: fails to read superblock"

Reason:
The main reason behind this error is that the system files are damaged. Because of this, you fails to mount system files.

Solution:
To resolve this issue, you should restore the primary superblock from the updated backup copies.

The following procedures need to be followed in this case:
    A)  Locate the superblock for the /dev/sda2 location.
    B)  Repair the file system using alternate superblock #abc
where, abc is the location of the new superblock.
  C) Mount the System file using the following mount command:
# mount /dev/sda2 /mnt
    D) Finaly try to browse the file system and check if you are able to view all the files or not.

However, if you still fails to mount the file system then the only option available with you is to use a third-party Linux recovery software to recover the inaccessible data.

Monday, July 19, 2010

Linux data Recovery: when faced with error due to dual booting

In dual booting two different OS are installed on a single hard dsiks, enabling us boot from either of the two OS the whole process of dual booting is done with the help of system loader it is a program which allows us to have dual booting of the system. Generally  this procedure is done with the combination of Linux and Windows
The dual booting allows us to use functions and features of both of the OS on a single computer. Dual boot systems are normally used by programmers and testers.

Even though the whole process of dual booting is very important but sometimes this can cause several problems. A minor mistake here and there while making a dual boot system can lead to the serious issue.The common mistake is selecting “prepare hard drive” option which appears when you install Windows OS on a Linux system, in order to make it multi boot .

When this option is used, all the hard disk partitions and stored data gets deleted. After that new partitions are created and the OS is installed. When the installation completes,blank hard disk without any OS and data is whats remains. Everything, which was previously stored on the hard disk, will be deleted. In such situations, it is very important to recover all your precious data from the formatted hard disk to save you and your business.

Friday, July 16, 2010

How to scan pictures on windows vista?

How to scan and upload pictures on windows vista?

Windows vista is a relatively new operating system that was released in 2006. However, windows vista is not as successful as its predecessor—windows XP. The windows vista theme and buggy issues gave computer users a really hard time using it effectively. The basic computer tasks such as: word processing, video editing, and photo editing were not easy to use in vista for some users. This windows vista support and help article will primarily focus on how to scan pictures on windows vista and seven.


Step 1- Go to the Start menu

In order to start scanning images on windows vista or windows seven, the windows photo gallery, windows image scan software, has to be opened. To open windows photo gallery, go to the start menu. In order to do this, simply drag your mouse to the lower left bottom of your screen. Next, click on the start button, and the start menu will be displayed. The start menu has a list of programs and applications.


Step 2-Open windows photo gallery

Once in the start menu, type “windows photo gallery” on the search bar. Next, click on the first result and windows photo gallery will be opened. Windows photo gallery displays all of the pictures that is available on the computer.


Step 3- Start scanning images

Windows photo gallery is basically an image scan software that allows you edit, scan, and save images. In order to start scanning images, drag your mouse to the top of the image scan software, and click on “file” and then select “import from camera or scanner”. It will then show you a list of scanners that you have. Next, select a scanner and start scanning. It is t that easy. Hopefully, this windows vista support tutorial was much help.


Resource Taken From:- http://hubpages.com/hub/How-to-scan-pictures-on-windows-vista


Related Post:-

About Windows Vista Recovery Disk

Windows Vista Boot Process Overview

Recovery Software for Windows Vista

How to Rip a DVD in Windows Vista?

What to do when superblock is corrupted in linux?

Superblock is one of the common meta data structures,and its corruption may lead to inaccessibility of the hard drive and need of a good Linux data recovery tool arises to recover back your data. Linux recovery becomes even more essential when your hard drive becomes inaccessible and you fails to understand either the error message or the cause of it.

Superblock corruption is one of the many possible errors like intrusion of virus/malware,partition table corruption  or file system corruption etc. In a LINUX hard disk, the partition is subdivided into multiple file system blocks. Most blocks store user data and some blocks store information of the file system itself or the meta data.

Scenario:
If you are trying to boot your PC, and encounter a serious error where the whole data stored in your hard drive becomes inaccessible. The error message being displayed may read as follows:

Error:
“The filesystem size is 12453462 blocks
The physical size of the device is 10093482 blocks
Either the superblock or the partition table is likely to be corrupt”

After receiving this error, when you manually try to run the command FSCK to resolve the above mentioned issue, you finds another message (error)  which reads as follows:

“Error reading block 10125318
while doing inode scan. Ignore error?

   Error reading block 10125319
while doing inode scan. Ignore error?”

Cause:
The primary reason behind these error messages is either the corruption of the partition table or the corruption of superblock.


Resolution:
·     Unmount all the partitions using the command ‘unmount-a’ .
·     Choose the alternate superblock that is used to be with the operating system and mount the file system.
·     Try to repair the corrupted hard drive partitions using the command 'e2fsck' command.
·     If the above measure fails to repair the hard drive partition, try to recreate all the partitions.

Recreating the partition will erase all the previously saved data in the hard disk and to recover them back, you need a powerful Linux data recovery tool.

Tuesday, July 13, 2010

Linux File Recovery Using Ext2 file Recovery Software

Unintentional deletion is one of the most common reasons of data loss as it is a very common user mistake. You may unintentionally remove some important files from Ext2 file system volume of Linux hard disk to free up the disk space and then realize their significance to your business. Most of the computer users think that the file is gone forever, once you deleted it. However, this is not the fact. The file is still there on your hard disk, but you can not access it because its file system entry is removed. In such cases, Linux file recovery proves to be a great help to get your precious files back.

In order to ensure successful recovery of lost or deleted files from Linux hard disk, first of all you should unmount file system. It minimizes the possibilities of overwriting the deleted file while trying to retrieve it. When you store a new file on the hard drive after deleting a file, operating system may overwrite the previously deleted file and make it impossible to recover the lost linux file.

If you are unable to unmount the Ext2 file system, because you have deleted the file from root file system, then you should shut down your system immediately. After that, remove the hard disk and attach the same to another Linux OS based computer. You should not install any software on the drive from which the file is deleted, particularly in case if the drive is almost full.

To handle such file loss situations and ensure perfect Ext2 file recovery, Linux OS provides you the following softwares:

1)   debugfs- The tool is useful in recovering deleted files, particularly if you are unable to unmount the Ext2 file system volume. The syntax for the debugfs is- /sbin/debugfs device. It lists all the deleted files on Ext2 file system volume.

2)   e2undel- It also works like debugfs, but features a simple and user-friendly GUI. The tool also provides some additional information to help you identify the deleted files.

In case the file is not recovered using the above methods, commercial Linux file recovery software come to your rescue. They thoroughly scan your Linux hard disk and extract all deleted, lost, missing, and inaccessible files from it. They perform quick, easy, and safe file recovery Linux and have an attractive user interface and a non-destructive behavior.

Dreamscene - Animated Wallpaper for Windows Vista

What is dreamscene?

Windows vista , the new operating software Microsoft offer, has many different features but the one that most interested me was the ability to have moving, video wallpaper on your desktop. In a sense that's what vista dreams are all about. Since the very early Window versions, static wallpaper has been the norm but with new technology and increasingly better performing computers, windows vista dreams are set to change things.

Originally this feature was only available for those who forked out for the best version, windows ultimate, but this is no longer the case. Stardock, who produces the software that allows these dreams to run on your desktop, are due to release their updated software in feburary 2008 which allows all vista users to now run these dreams on their computer. At the present time only Vista Ultimate users can use the software.

How to install a vista dream wallpaper

This section will tell you how to change your static wallpaper for a moving vista dream wallpaper, it couldn't be easier. ( please note that the software update of Dreamscapes that allows all versions of vista to run these dreams is not yet available, it is due for a februray 2008 release. At the moment only Vista Ultimate user can use this software.)

  1. First of all you need to ensure that you have installed Dreamscene from Ultimate Extras in Windows Update. If not click the start orb, type ‘Windows Ultimate Extras' in the start menu search box, hit enter, click the link that says ‘View Available Extras' under the light blue header, click the checkmark into the box near the line that says ‘Windows Dreamscene', click the install button at the bottom, and when it is done installing click the restart button.

  2. Next install the software Dreamscapes from http://www.stardock.com/products/deskscapes/
  3. Once the software is installed, you need to find a dream that you like the look of and download it. A link to the vista dream website will be included in the link section below

  4. After downloading your desired dream, double click on the dream and it will run. Alternatively, you can right click on the dream and click ‘Set as desktop wallpaper' just as you would with a normal wallpaper


Resource Taken From:- http://hubpages.com/hub/dreamscene

Useful Link:-

Hard Drive Data Recovery Services USA:- Data Recovery Services from crashed/formatted hard drive, usb/flash drive data recovery, raid array & from corrupted files in USA. Hard drive recovery services for Windows7 , XP,vista, FAT/NTFS files systems,LINUX,UNIX & MAC OS.

Monday, July 12, 2010

Learn About Windows Data Recovery

Anyone can need data recovery at anytime. It is essential for everyone who faces data loss situation. Sometimes it is probable that you might lose on your crucial folders, data and files owing to any cause including system crash or human errors. Many times chances are there that the data gets damaged because of malware or virus threat on your operating system.

Nowadays, due to technological advancement have made it easy to recover the files and lost data. There are several possible ways in which you can get back all your sensitive data. You have to always remember that your system may need a lot of maintenance. Therefore you must always maintain and take safety measures whilst handling your computers.

At present numerous programs and potent aids are available in the high tech market. It can help you in great extent to get back all your windows or data. However, for this you need to have a windows automated recovery disk. It will come together with windows system. When data recovery in windows is considered, it can be very useful and efficient tool. It is possible to simply depend up on this disk. It can play major role for getting back some of the corrupted or damaged data.

Lots of varieties in data recovery software programs are available in the market. You can choose one which will suit your need budget and is compatible with your system. There are huge diversities in data recovery freeware. They simply vary on the derivation of your problem and the type of windows operating system. Whilst working, if you unintentionally delete some important files then chances are there to retrieve them back, provided that, you follow all the steps properly.

However, if the issue is bit complicated then you must go for best data recovery software option. Many options are available in the tech market which will let you to get back all the crucial data in much easier and faster manner. It is necessary that anyone should not install anything on the system till the recovery software gets loaded on your computer. It will be helpful for appropriate functioning of the tool. Owing to this the data will not get overwritten so that you can easily retrieve your lost data, folders and files. If you still face the problems then it is best option to seek some expert aid in this regard. You have to operate it properly and go for a licensed antivirus program. All these things will increase the chances of data recovery.

If you are interested in knowing more about this or intend to seek some expert aid then Save My System can be best option for you. We offer best deals for data recovery, photo data recovery, partition data recovery, and windows data recovery and computer security services. For further assistance contact our London PC repair center.


Resource Taken From:- http://hubpages.com/hub/learn-about-windows-data-recovery


Related Article:-

Fixing “Disk Read Error” while Migrating to Windows 7

How to Solve 'Unknown' Partition Issue in Windows?

Windows 7 Disk Corruption Issues Post Attempting to Install Drivers

Resolving Windows 7 Booting Problem

Friday, July 9, 2010

Installing Simply Accounting on Windows Vista Help

Installing Simply Accounting Program on Windows Vista Help and Support

I was trying to install Simply Accounting Premium 2009 by Sage Software onto Windows Vista last week and couldn't get it to install properly. At the beginning of the setup process, it told me that Windows Vista or an anti-virus program was wanting to upgrade and that I should restart my computer.


It was basically having firewall problems and the firewall was not letting me install certain files.


I tried restarting it several times and it didn't work. I also updated Windows Vista, which took a few hours, and it still didn't work. Exasperated, I decided I'd downgrade to Windows XP. That's a long story that I won't share, but suffice it to say, Acer computers won't let you downgrade. I tried going online to find some Windows Vista help or Windows Vista support.


Anyways, what was the final solution? I just turned off my McAffee Antivirus program, which immediately solves the firewall problem, ran the installation of Simply Accounting Premium 2009 onto Windows Vista, then turned the McAffee program back on. It worked!!


I couldn't find anyone with the solution on the internet, so I thought I'd post it in case it could help someone out.


If you find someone on a Windows Vista help or Windows Vista support page or forum that has this problem feel free to share or send them this article. Also feel free to post a comment below to let me know if this worked for you or if you have any other problems with Simply Accounting products.


Sage is a great company but they charge for technical support and it could inhibit some from getting the technical support they need for this product.


Windows Vista

Windows Vista has had a long and sorted history of problems. After several years of delays in it's launch, when it finally came out, it was riddled with problems. There were entire multi-national companies, after the troubleshooting started to eat into their productivity chose to downgrade all of their computers back to Windows XP. Hopefully Windows 7 will be a lot better, and hopefully they'll do some bug testing before they release it.

Resource Taken From:- http://hubpages.com/hub/Simply-Accounting-Installation-on-Windows-Vista

Thursday, July 8, 2010

10 things you can do to increase performance in Vista

Windows Vista has some great new security and functionality features, as well as cool eye candy, such as Aero transparency, Flip 3D, and other graphical tricks. But all this comes with overhead that may lead to a performance hit on anything less than a top-of-the-line supercomputer.

If you find Vista’s performance lagging, the good news is that you can make it run faster. Here are some of the steps you can take.


1: Add more RAM

There’s no denying it: Vista is a RAM-hungry operating system. Whereas Windows XP usually runs great on 512MB, you really need a minimum of a gigabyte to run Vista acceptably. Two gigs is even better, and if you turn on all the graphical features and keep a lot of programs open, especially those that use a lot of memory, four gigs isn’t overkill.

Luckily, RAM is still relatively inexpensive — but it’s rumored to be on the rise, so get as much of it as you can, while you can. You won’t regret it.


2: Use ReadyBoost

Can’t add physical RAM? Maybe you have a laptop that already has the maximum amount of memory installed. In that case, Vista provides you with a way to fool your computer into thinking it has more RAM than it does. You can use a flash memory card or USB key to boost the system memory; Vista can access the flash memory more quickly than data stored on the hard disk.

It’s best to use a high performance flash card or USB drive for ReadyBoost. When you insert it, Windows will ask if you want to use it to speed up system performance, and then you can allocate how much of the card’s/drive’s memory you want to use for that purpose. The rest can be used for storing data. For more info about ReadyBoost, see this Microsoft feature description.


3: Get a good video card

If you have enough RAM, the most likely hardware culprit on a slow-moving Windows Vista machine is the video card. You need a fairly high end card to run Aero at all, but some computer vendors are selling computers with graphics cards that run it badly. You can find out whether your video card is the bottleneck by checking your Windows Experience Index (WEI) score from the Performance Information and Tools applet in Control Panel.

The onboard video adapters in most systems aren’t powerful enough to run Vista properly. If you want to run Aero and be happy doing it, get a card that’s Vista Premium Certified. As with system RAM, the more video RAM the better, and if you want to play Vista games, be sure your card supports Direct X 10.


4: Eliminate extra startup programs

You may find that you have a lot of programs loading automatically when you boot Windows, especially if you bought your Vista system from a hardware vendor who added lots of software. Some of these you may want, such as antivirus or anti-spyware programs, but many of them you probably don’t even use or use only occasionally and don’t want to run all the time. Yet they’re all loading into memory and consuming your system resources — and thus slowing down your computer as they run in the background.

Some programs can be prevented from starting automatically by removing them from the Startup folder. Others are configured in the registry to run at startup. Many can be managed through the Windows Defender Software Explorer, which you can access from the Manage Startup Programs link in the left pane of the Performance Information And Tools applet.


5: Turn off visual enhancements

There are a lot of visual enhancements that make Vista look like Windows Vista, such as the animations when minimizing and maximizing windows, fading or sliding menus, shadows under the menus and mouse pointer, and thumbnails of graphics files instead of dull icons. However, all this bling uses resources, and if performance is your priority, the operating system will run faster without them.

The Performance Options dialog box can be accessed through the Adjust Visual Effects link in the left pane of the Performance Information And Tools applet. On the Visual Effects tab, you can customize these settings individually, turning off the ones you don’t want, to help speed performance. Or you can disable all of the visual effects by clicking the Adjust For Best Performance option.


6: Adjust indexing options

Vista has a much-improved search function, but it’s dependent on indexing the files and programs on your hard disk so they can be found quickly. When the indexing process is running, however, it can slightly slow down other programs you’re trying to run at the same time.

You can select the locations you want to index; fewer locations will result in less indexing and thus better overall performance. On the other hand, you’ll get better search performance by indexing all locations. You can’t turn the indexing feature off completely, but you can adjust locations indexed by selecting Adjust Indexing Options in the left pane of the Performance Information And Tools applet.


7: Clean up and defrag the disk

Fragmented files or a lot of unneeded extra files on the disk can slow down performance. Vista provides a disk cleanup tool, which you can access from Start | All Programs | Accessories | System Tools. Specify a drive you want to clean up, and the tool will estimate the amount of space you can recover by running the cleanup process.

Defragmenting the disk rearranges data on it so that all the parts of a file are together; this allows Vista to access those files more quickly. The built-in disk defragmenter is also accessed from the System Tools menu. The defragmentation process itself can slow down your computer, so you may want to schedule it to run at a time when you aren’t using the computer. Third-party defrag utilities are also available.


8: Adjust your power settings

If you don’t mind using more power, you can boost performance by setting your power settings to the High Performance option. Click the Power Options applet in Control Panel and select that choice. By default, this configuration is set to Balanced, which limits the CPU to 50% power during normal operation.


9: Turn off the sidebar

The sidebar is a cool feature of Vista, but if you don’t use its applets, you can save some resources by disabling it. First, right-click it and select Properties. Next, deselect the check box to start the sidebar when Windows starts. Then, close the sidebar by right-clicking it and selecting Close.


10: If all else fails, turn off Aero

This is a last-resort option for most Vista users; after all, Aero is what makes Vista look like Vista. But if you don’t care for all the eye candy and/or have a low powered machine, and you still want the functionality advantages of the new OS (search, security, Explorer enhancements, etc.), you can definitely speed things up by going back to the non-transparent look.

To do so, right-click the desktop and select Personalize, then click Windows Color And Appearance. Now, click Open Classic Appearance Properties For More Color Options. From the drop-down list box on the Appearance tab, select any theme except Aero (Windows Vista Basic, Windows Standard, or Windows Classic).


Resource Taken From:- http://blogs.techrepublic.com.com/10things/?p=200

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How to Clean the Registry in Windows Vista?

The registry in Microsoft Windows Vista is a database that stores application settings, system information and other operational data within your operating system. Any time you install a program or make a change to the Windows Vista settings, the operating system will have to modify the registry. Because your computer constantly changes the information in the Windows Vista registry, the registry can become filled with unnecessary information. Some programs do not fully remove their registry entries when they are uninstalled, and malware can intentionally add useless information to the registry. If this happens to your computer, you will need to clean the registry in Microsoft Windows Vista.

Step 1

Back up your Windows Vista registry. Click on the Start button, then type "regedit" in the search box on the Start menu. When Windows asks for permission to run this command, click "Continue." From within the Registry Editor, click "File," then "Export." Save this file in a safe place on your hard drive.


Step 2

Research registry maintenance software. Cleaning the registry by hand is difficult and time-consuming. A number of programs are available that can scan and clean the registry for you. Two free options are Hoverdesk's RegSeeker and IObit's Advanced System Care Free. (See Resources.)


Step 3

Download and install the software that you want to use.


Step 4

Close all currently running programs, including those in the system tray. Run the registry scanning software you installed in Step 3 and perform a full system scan.


Step 5

Allow the software to remove or repair any errors in the registry. According to "PC World" magazine, you should allow the registry cleaner to, "remove errors only at the safest and least-intrusive level." This is because removing important information from the registry can cause your computer to stop working.


Step 6

Continue to scan and clean the Windows Vista registry to keep it free of errors. "PC World" recommends scanning about once a month.


Warnings

Be careful when removing entries from the Windows Vista registry. Making incorrect changes to the registry can cause programs or the entire system to stop functioning.


Resource Taken From:- http://hubpages.com/hub/How-to-Clean-the-Registry-in-Windows-Vista

Wednesday, July 7, 2010

How To Make A Windows Vista Recovery Disc???

Recovering Windows Vista

Windows Vista is an wonderful operating system. However disaster can strike and when it does you want to be prepared. I suggest you make yourself a recovery disc just in case the unthinkable happens and disaster does strike. This hub has some instructions on how to make a Windows Vista Recovery Disc.


How to make a windows vista recovery disc

# Click Start>All Programs>Recovery Manager.

# Select Recovery Manager. This will open Recovery Manager.

# Click Advanced Options. If you are using a laptop and operating on battery power alone you must connect to an AC power outlet before you can go to the next step.

# Select Recovery disc creation. Click Next. The Recovery Manager will begin creating the necessary files. This may take a while, so be patient until the bar has reached 100%.

# Read the table of requirements that appears. Depending on the type of discs you use, more or less may be needed; if you use ordinary CDs, Recovery Manager will require more compared to fewer discs if DVDs are used.

# Insert your first blank disc, having made sure it is fully labeled, such as "Recovery Disc 01" or "Recovery Disc 1 of 2". The optical drive of your computer will have automatically opened. If not, open manually. Close the optical drive and click Next.

# Understand and confirm you want to go through with the operation using the type of disc you have inserted by clicking Next.

# Wait while Recovery Manager now creates the first disc. This may take 20-40 minutes as it collects the files, writes the files and verifies the files to disc.

# Remove the disc and insert the next after the first has been finished after clicking Next. Continue the creation of discs according to the necessary requirements, up until the last has finished creating files.

# Click Next after removing the disc and then Finish to complete the session. Congratulations! You have just made yourself a set of recovery discs.

# Use the disk recovery to recover your computer in case of system instability or failure.


Resource Taken From:- http://hubpages.com/hub/How_To_Make_A_Windows_Vista_Recovery_Disc

Data Recovery Services to Recover Data After Hard Drive Crash

The hard drive crash and operating system crash are two different things. If the operating system crashes, whether it is Mac, Windows, Linux, or UNIX, this is a kind of logical crash. However, when the hard drive gets crashed, it is called physical crash or failure. In case of hard drive crash, the drive becomes totally inaccessible and unusable. You may not boot your system and access stored data from it. While the drive is unusable, there is still a hope to get your precious data back. It is known as data recovery services, in terms of professionals.


What Causes Hard Drive Crash?

The very first thing that you have to do is find out the cause of hard drive crash. You can identify the cause of disk crash through the symptoms. When a disk crashes, your system becomes unbootable and you get errors while booting the system. The hard drive may not be detected in System BIOS (Basic Input/Output System). All your significant data becomes totally inaccessible and severe data loss situations take place. The drive may also make some strange noises like grinding, ticking, and clicking. When you face any such problem, you should quickly turn your system off.


What is Physical Hard Drive Failure?

If hard drive malfunction is causing to hard drive crash, still there is a good chance that your precious data is intact. When a hard drive makes clicking and grinding sound, you should not confuse that the sound is caused by cooling fan. Hard drive is comprised of various components, like read/write head, logic board, head assembly, disk controllers, and platters. When any of these components get damaged, drive may crash and stop working.


If your system is still bootable, but the hard drive is making noises, you should not use it any more. Further use of the system can lead to further damage and make your data unrecoverable. Try fixing the physically damaged hard drive yourself is also a risky task. It may damage delicate hard drive components further.


Whenever you run across any such problem, the best option is to consult an experienced and trustworthy hard disk recovery expert. The professionals know all ins and outs of the hard drive and offer excellent data recovery services to ensure absolute recovery. Data recovery engineers have specialized tools and Clean Room labs to successfully repair the disk and extract all lost data.


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Monday, July 5, 2010

Linux Drive Recovery ::Volume Cannot Be Mounted Using Mount Command

All the Linux data files that are accessible Are placed in root directory and denoted as ‘/’, in an organized form. These data files might be spread out over various devices. The mount command in Linux OS allows you to attach a file system on a data storage media to the root directory. However, if the file system is faulty and you run fsck utility to fix the problem after mounting the disk using this command, severe file system corruption occurs. It causes critical data loss situations and calls for Linux recovery.

The mount command tells the Linux kernel to attach the file system found on your hard disk volume in the /dir directory. The previous owner, mode, and contents of the directory become invisible after mounting, and as long as the file system stays mounted, the /dir pathname refers to the root of file system on hard disk volume.

The following three types of invocations of mount command don’t actually mount the volume:

A))  Mount -h- It prints the help message on screen.
B))  Mount -V- This invocation prints the version string.
C))  Mount [-l] [-t type]- The option lists all the mounted file systems that are of type “type” on your Linux hard disk. The -l option adds labels (like ext2, ext3) in the listing.

In current versions of Linux OS, it is possible to mark the mount and submounts as private, shared, unbindable, or slave. The shared mount gives you an option to create mirrors of the mount.
Mount is an essential process for accessing data from any Linux hard disk volume. If the drive is not mountable, it cannot be accessed. Sometimes, when you try to mount a Linux volume, you come across the following error message that puts you in need of  Linux Volume recovery tool

“Wrong fs type, bad option, bad superblock on /dev/hda8, missing codepage or helper program, or other error. In some cases useful info is found in syslog – try dmesg | tail or so”
This problem is caused by dirty or corrupt file system. In such cases, you need to use Linux file Recovery software to get your important data back. The Linux recovery applications enable you to thoroughly scan the affected Linux hard disk using advanced scanning algorithms.

4 major differences between windows vista and windows 7

Differences between Windows 7 and Windows Vista


1. Peripherals are integrated in a smoother manner:

Now, every time you plug in a plug and play device, you will be having a different experience each time. Because this time, Windows 7 has turned its peripheral detection and support, more device central rather than shooting just an auto-run option as it used to do in Windows 7 and windows Vista. This will be more helpful, when you will be using different kind of peripheral devices. By far, almost all kinds of devices will be supported with the necessary drivers. And as if its not enough, Windows 7 will help you find the website of your peripheral device's manufacturer, and allow you do more than what you could have done with the auto-run interface only. Just for an example, say you plug in a camera, Windows 7 might take you to that manufacturer's website, where you might be having an option of uploading your photos to an online album. Best thing is, you won't be running out of drivers for your peripheral devices, as Windows 7 has been included an ocean of such drivers, and if by chance the driver is not existent there, Windows 7 will find it over the net for you.


2. Very much improved UAC:

The only problem, that was always discussed in most of the forums, and many questions which remained unanswered, and so many users who left the with an unsatisfied soul; will all be changed. Finally, we will be getting rid of annoying overprotective dialogue box that used to appear almost all the time, even when you changed the cursor speed or installed a software; as Windows 7 has shed overprotective dialogue boxes but still maintaining the quality protection against malicious attacks. Windows 7 will only display messages when major settings are changed.


3. Brand new taskbar:

What do you have at your bottom right corner of the screen? a set of icons which keeps popping up balloons one after another, giving an illusion of fancy lighting in a wedding? Well, don't worry anymore; as in Windows 7 Microsoft has made sure that you have the complete authority to change the settings required and allow or disallow only the required icons and also change the settings for notifications that might appear on screen and probably annoy you. Even the small little triangle that used to expand into the taskbar revealing all programs that are running; is gotten rid of. Now at the same place, if you move your cursor, you'll be getting a list of processes that are running.


4. Super fast performance:

Probably this is the major improvement upon Vista, which will heighten the sales of Windows 7. Microsoft had promised that it would deliver an Operating System that would be much faster than Vista. And yes it did, when the beta version of 7 was released and was tested. Windows 7 has very few startups process, and hence unspoken of, loads very fast. And in fact there are very few processes that run in the background and eat up memory cycles. But, anyways, performance of final release is yet to be tested. But till then, 7 have been rocking.


Resource Taken From:- http://hubpages.com/hub/4-major-differences-between-windows-vista-and-windows-7


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How To: Solution To Crash To Desktop Problem While Playing Major Games In Windows Vista

Crash To Desktop Problem

Does this happen to you?

You go to Start > All Programs and launch your favorite game. The splash screen shows, then the screen goes black just like always has whenever you have played it before. But this time, without any warning or explanation the game quits and you are staring at your desktop again.

Don't bother reading the hundreds of forum threads listed in the search results after this one for whatever query you typed. The solution that is guaranteed to work is given in this page.

I have wasted dozens of hours trying almost everything that was suggested in the threads that come in the search results but none of them worked.

I had this problem with Battlefield 2. I created this page so that you won't have to waste time on looking for a solution for days on the end. I posted it here because pages on this site rank high on the search results so you can find it.


Update (june 8 2009): The crash to desktop problem in Battlefield 2 can be solved by editing the video.con file in [My Documents]/Battlefield 2/Profiles/Default/video.con or lowering the refresh rate of your monitor.


1. First find out the refresh rate of your monitor. Do this by right clicking on desktop and clicking on Properties > Display Settings > Advanced Settings > Monitor. See the current refresh rate. If it is more than 60 Hertz try to reduce it to 60. If there is no other option as is typical of Dell Laptops (like mine), you must edit the video.con file. Instructions below:

Open this file in a text editor: [My Documents]/Battlefield 2/Profiles/Default/video.con


If your refresh rate is 63 Herz, Change this line:

VideoSettings.setResolution 800x600@60Hz


Into this:

VideoSettings.setResolution 800x600@63Hz


Now your computer should be able to run battlefield. There might be similar settings for other EA/ Non-EA games. Reduce the refresh rate of your monitor or increase the refresh rate of your game. That's it!


Why Does This Happen?

Update: This problem is most likely becaue of a screen refresh rate incompatibility between your monitor and the game. Read the passage above.


This is a problem with, among many other things - Directx 10 in Vista. DirectX 10 is not supported by many games such as Battlefield 2, Far Cry 2 and Caesar 4. Changing the compatibility mode to Windows XP SP2, Running the game'e exe as an Administrator, changing resolution, using external monitor with a different refresh rate are some of the solutions that have been suggested over and over again in forums but I have found that none of them worked for me (you may try them, they may work for you). Please Note: It is not possible to install Directx 9c in Windows Vista.

The only way to get this to work is by Installing Windows XP parallel to Windows Vista (using Dual Boot) and then installing the necessary display and input device drivers and then install your game in that OS.

Don't bother wasting time by

1. Looking for updates for your driver

2. Posting in forums looking for the answer

3. Trying to install DirectX 9.

4. Installing a Virtual Machine in your computer and then installing the game inside that machine and then trying to run it (the most ridiculous idea).

Solution: Just install Windows XP and dual boot it and run your game in it. It is the only known solution to the problem.


Resource Taken From:- http://hubpages.com/hub/Solution-To-Crash-To-Desktop-Problem-While-Playing-Major-Games-In-Windows-Vista


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Sunday, July 4, 2010

Benefits of Windows Vista versus XP

Depends really on what you define as 'better'. XP has been well patched, and runs stabily on most currently operational hardware. Vista requires more modern hardware, and (as with XP) the more the merrier. Don't be frugal on RAM or processor power, though the 64-bit and 32-bit arguments will go on for several years still.


System requirements and licensing aside, Vista is the next generation Microsoft platform for desktops, and it has a few 'neat' gadgets, but nothing overwhelmingly worth the price of the upgrade.If your computer sits under the desk and does it's thing day in and day out, stick with XP.


For laptops however, it's an entirely different story. A laptop designed to work with Vista, (signed drivers, etc) will gain from one critical feature in Vista, the ability to seamlessly switch from network to network (though this feature is available only in the Ultimate version) with few if any hitches.However, if you have one or two networks you work off of (home and work for instance) honestl? It's a bit of a pricy upgrade for seamless network switching, I'd say stick with XP. If you are a true mobile user (airports, hotels, home, and twelve work locations) you might want to consider Vista.


Similar to the Windows 2000 -> Windows XP migration, the XP -> Vista migration will come in stages. The early adopters are there now finding issues and reporting back their problems to Microsoft. Patches are released and really unless you are quite saavy with technology and want that bleeding edge, wait for Service Pack 1 which should correct the majority of the common day-to-day issues. After SP1, there will be another rash of people who upgrade, and around SP2 most of the corporate world will begin their eventual migration as well.


As with the advent of Windows 95/NT 3.51, Windows 98/NT 4.0, Windows 2000 and Windows XP Windows Vista will recieve a lot "Vista is a piece of crap" posts from people running on hardware at the lower end of the spectrum without signed or approved drivers (and typically running drivers for the previous operating system), or "Vista won't run my mission critical software" which is a frigtheningly old DOS-based version of a database program that makes Access look good. If it's that mission critical, upgrade it or stay on your current platform.


Hardware has been and always will be the goat when it comes to operating system upgrades. Out of the box, Vista supports a smaller range of hardware than even XP did at product launch, but it's funny how quick people forget how much 'better' our lives were when we used Windows 2000, NT 4.0, Windows 98... Yeah, those were the days. Before 150,000 variants on malware and spyware, before every script kiddy had point and click viruses spreading in the wild, and denial of service attacks were little more than a mouse click away. Which is what caused the most hated feature of Vista to come into play, the secutiry system that warns you something is being installed. For the complete novice, this feature alone could be worth the price. I can't tell you how many times I've fixed computers just chock full of adware/malware crap "I didn't know it was installing something..." is the mantra of these users.


In a couple years XP will be relelgated to the same place as Windows 98, and 2000. The mainstream people will look at you funny and tell you that the driver for the new card they want is Vista only, or the game requires Windows Vista. It's called progress, and it's inevitable. For those who think it's the year of the Penguin? Linux will reach desktops the day that games are written on Linux and ported to Windows and not one day sooner. Why? Because games drive the technology of computers (well that and porn, but that's a given).


Resource Taken From:- http://hubpages.com/hub/Benefits-of-Windows-Vista-versus-XP_


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Friday, July 2, 2010

Windows 7 Will Overtake Vista to Become No.2 OS after XP

After just nine months since it was released to the general public, Windows 7 will overtake its predecessor in terms of market share. This despite the fact that Windows Vista has been available for purchase for more than three years now. Taking into consideration the growth rate of the latest Windows client, Vista’s days as the no.2 operating system worldwide are numbered. In fact, my prediction is that by the end of July 2010, Windows 7 will have more users than Vista, and will be runner up to the nearly-decade old Windows XP.

Internet metrics company Net Applications notes that Windows 7 has jumped all the way to 13.70% of the operating system market worldwide in June 2010, from 12.68% in May. In the same period of time, Windows Vista’s share was eroded to just 14.68% from 15.25%, with the platform now sliding lower and lower each month.

Just by looking at the figures provided by Net Applications, and it’s clear that July 2010 will be the month worth marking in your calendars. The Redmond company’s latest Windows release has been growing constantly since launch, jumping by at least 1% from one month to another. If this trend continues, Windows 7 is bound to have at least 14.70% at the end of July.

Meanwhile, Vista’s market share has been continuously decreasing, and it’s separated by less than 1% from Windows 7. In this context, provided that Windows will keep up its OS Market Share Enlarge picture strong momentum, Vista will renounce the no.2 spot in the worldwide OS race by August 2010.

Windows XP is pack leader, and with quite an advantage. Despite also having its market share continuously eroded, XP is only down to 62.43% this month from 62.55% in May. It will still be a while, by any standards, until Windows 7 will be able to overtake XP.

At the end of June 2010, Microsoft confirmed once again that the fastest selling operating system in history is still selling extremely fast. No less than seven copies of Windows 7 are purchased each second, with the software giant touting in excess of 150 million copies already sold.

Resources Taken From:- http://news.softpedia.com/news/Windows-7-Will-Overtake-Vista-to-Become-No-2-OS-after-XP-145968.shtml

Thursday, July 1, 2010

Ext2 file recovery from deleted files


Linux is one of the most used open-sourced OS that has carved its own niche among its trusted users thats because It's fast, easy-to-use, and reliable. Also, it is part of the Linux, Apache, MySQL and PHP stack that provides a lot of advantages to the developers and its users but it has one drawback that it does not have a Recycle or trash  Bin like Windows OS. So, after deletion of the file the recovery operations becomes difficulti. However, if you are unable to recover the deleted file then you should use a third-party data recovery toolto perform data recovery of linux systems.

Consider a scenario where you have an ext2-based Linux machine and you have accidentally deleted some files. Now, you want to recover the deleted files.

How to solve the issue:

To resolve this situation, you should perform data recovery of Linux system. And this can be done by following the below steps:

A) First of all, you should determine the partition from where the file was deleted. For this, you should use the "pwd" command in the shell console to know the working directory.

B)  Now you have to unmount the current directory using the unmount command.

C)  Now You should use the debugfs command.

D)  Now use the isdel command.

E) Now use the dump filename command.

F) Finally restart the system. The recovered files will be at user defined location.

However, if you still are not able to recover the deleted files, then you should use a third-party Ext2 file recovery software to do the needful. Such Ext2 Recovery tools are read-only in nature and are able to perform Linux recovery using fast yet sophisticated scanning algorithms.