Archive for April, 2010

Apr 27 2010

Damaged Root Inode Post Resizing Hard Drive Volume

Resizing is a regular process carried out by almost all Linux users to increase, decrease, create, delete, or reorganize the size of their Linux-based hard drive volumes. To carry out resizing, most of the users opt for an effective third-party partitioning utility. While the partitioning becomes simple with these utilities, it can also result in corruption of root inode. This mainly occurs when the application malfunctions during resizing process or the partitioning is not performed systematically. In most of these situations, users encounter an error message that does not allow access to data saved in any Linux based hard drive volume. To overcome such situations and to access the volume data, user needs to restore file from an updated backup. However, if the backup file is unavailable or deficient, then the user needs to opt for an effective Linux Data Recovery application.

 

Consider a practical case wherein you resize your 500 GB hard drive volume and divide it into two volumes. After resizing, when you try to mount any of the divided volumes, they do not mount. Furthermore, you encounter the below error messages:

 

root@ubuntu:/# mount /dev/sda1 /media/500gb/  mount: wrong fs type, 
bad option, bad superblock on /dev/sda1, 
missing codepage or other error 
 In some cases useful info is found in syslog - try  dmesg | tail or so”

 

root@ubuntu:/# dmesg | tail  [17179650.572000] Bluetooth: L2CAP 
ver 2.8  [17179650.572000]
 Bluetooth: L2CAP socket layer initialized  [17179651.772000] Bluetooth: 
RFCOMM socket layer initialized  [17179651.772000] 
Bluetooth: RFCOMM TTY layer initialized  [17179651.772000] Bluetooth: 
RFCOMM ver 1.7  [17181754.432000] EXT2-fs: corrupt root inode, 
run e2fsck”

 

After the above error message pop up, the volumes become unmountable, resulting in inaccessibility of the data.

 

Cause:

 

As described in the error message the root i node gets corrupted.

 

Resolution:

 

To get past the above error message and to access the volume data:

 

  • Run ‘e2fsck’ command to repair corrupt root inode.

  • If the command fails, reinstall Linux operating system. Re-installation creates new partitions, making the data saved in all the volumes inaccessible. To recover lost data post re-installation, you need to search for effective Linux Data Recovery utility. These Linux Recovery utilities employ intensive recovery procedures to recover formatted volumes and data within them.

 

Stellar Phoenix Linux Data Recovery is an effective, yet secure Linux Recovery tool that systematically recovers all lost, deleted, and formatted Ext4, Ext3, Ext2, FAT file system based volumes.

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Apr 15 2010

You May Lose Mac Data After Finder Corruption


In Mac OS X operating systems, you can effectively manage user files and launch applications, network volumes, and disks. All this and more can be done using an inbuilt utility, known as Finder. It is a GUI (Graphical User Interface) application, which works as a ’shell’ in UNIX operating system. It is the first application you interact with after running Mac OS X computer. The Finder is also responsible for general look and feel of your machine. In case this application becomes faulty or cannot be launched, your valuable data may become inaccessible. In such situations, you need to fix the problem using appropriate Mac Recovery solutions.

In case the Finder application gets damaged, or it becomes unusable, you may encounter various error messages, similar to the following ones:

  • The application Finder.app can’t be opened. -10810.

  • The Finder can’t complete the operation because some data in <folder name> can’t be read or written.
    (Error code -36)

After this, you need to find out the cause of this problem and perform Data Recovery Mac by fixing it, to access your valuable data.

What Causes Finder Corruption in Mac OS X?

Corruption may take place due to numerous reasons, such as unexpected system shutdown, virus infection, application crash, and more. The problem may also occur due to internal file system errors or running Disk Utility on mounted Mac OS X hard drive volume.

Resolution

In order to work around this problem, you need to format the hard drive and reinstall operating system. After formatting and re-installation, restore data from the most recent backup. However, if the backup is not available, you face grave situations as formatting removes all the data from hard drive.

In such cases, Mac File Recovery Software come to your rescue. The applications are capable of methodically scanning the entire hard drive and extracting all lost, missing, and inaccessible data from it. They enable easy and safe Mac Data Recovery in all cases of data loss.

Stellar Phoenix Macintosh Data Recovery software recovers lost data from hard drive, USB drive, FireWire drive, memory card, and Apple iPod. It recovers Mac Data from HFS, HFS+, HFSX, and HFS Wrapper file system volumes. The software works well with Mac OS X 10.6 Snow Leopard, 10.5 Leopard, 10.4 Tiger, and 10.3.9 Panther.

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Apr 01 2010

Pictures Deleted Post iPhoto Crash

Published by admin under Data Recovery

Digital cameras are one of the best means to capture the beautiful moments of your life. These moments can primarily saved in the a digital storage media like, memory cards, memory sticks, Zip drives, and hard drives. To share, import, organize, and edit these pictures, a Mac OS X user needs to use an inbuilt software application named ‘iPhoto’. The application supports almost all image formats and is easy-to- use and operate. However, like any other application, this application is also prone to malfunction due to ‘preferences’ corruption, virus infection, and similar reasons. The real problem arises when the you encounter iPhoto crash during the transfer of data. In such cases, the data saved in the digital media storage becomes inaccessible. To access the data after such circumstances, the user needs to restore the data from an updated backup. However, if the backup is unavailable or corrupt, then you will need to opt for an effective Mac Photo Recovery application.

 

Consider a real-time scenario where you come from a vacation with a camera full of photographs. You take out the digital media (memory stick) and insert into card reader, connected to your card reader. iPhoto starts transferring the pictures to the system and while it was doing so, it crashed. Now, when you try to view the pictures, they do not appear in the storage media.

 

Cause:

 

The root cause for inaccessibility of all the files is corruption of storage media file system due to iPhoto crash.

 

Resolution:

 

To resolve the above issue and to access the pictures, the user needs to follow the below steps:

 

  • Format the memory stick and restore the data from an updated backup.
  • If no valid backup exists or backup file is damaged, then use advanced third-party photo recovery software.

 

Such recovery tools perform Mac Photo Recovery by using powerful scanning and recovery algorithms. These photo recovery Mac tools are built with intuitive user-interface that enables even a novice user to perform recovery. Such tools can be installed from the Internet.

 

Stellar Phoenix Photo Recovery is a powerful, yet safe application to recover data from almost all kinds of storage media like, CDs, DVDs, flash cards, iPods, and more. Compatible with Mac OS X 10.6(Snow Leopard), 10.5 (Leopard), 10.4 (Tiger), and 10.3.9 (Panther), the Photo Recovery Mac application supports almost all camera, image, video, and audio file formats.

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