The windows based OS are very popular now a day because of its attractive look and feel, easy to use, efficiency and security. But there are various factors in windows based OS, that can cause data loss situation in Vista as well as other OS. “Error Loading Operating System” in vista is such type of critical error that represents critical data loss that can’t be recovered sometimes.

When you install dual different OS in same computer, there is a “boot loader” program that allows you to select preferred OS to boot. If boot loader is unable to load OS, it raises the following error message and stops the OS from booting. Error message is:

"Error Loading Operating system"

Reason:

The main reason of this error is compatibility issue between the two operating systems. If two operating systems have different compatibility then boot loader fails to start any selected OS. So, you can’t access data that is stored in the local drive.

How to fix "Error Loading Operating system" error in Vista?

In order to fix "Error Loading Operating system" in vista you need to vista boot disk. However, you can fix this error by the Vista bootable disk but if face any data loss situations then you need to opt for any effective data recovery vista software. To fix this error by the Vista bootable disk go through the following ways:

• Insert bootable disk into the DVD drive and restart your PC.
• Let the load windows file
• When the installation will ask to you “Install Now” option leave it and choose “Repair My Computer”
• Now select “Startup Repair” from the Repair Tools and Restart your system.

After restarting the PC, you will be able to boot in Vista without getting any problem. If the problem is still persisting then re-install windows Vista. This option will clean all the previous error as well as stored data in OS. But don’t get so worried and use data recovery vista to recover all the deleted data.