Home Blog

How to troubleshoot and fix system restore error code 0X800700b7?

Posted by in Blog computer error fix
on October 29th, 2012 | Leave a comment

“System restore failed due to an unspecified error. Cannot create a file when that file already exists. (0X800700b7)”

error code 0X800700b7

When trying to do a system restore job, some users will keep on getting the above error code 0X800700b7 message, and fail to do the restore job, start up the computer or even log into safe mode. What the hell causes the system restore error code 0X800700b7 and how can you repair it effectively?

When you are getting the error code 0X800700b7 in performing a restore job and cannot boot the computer normally, try using the Last Known Good Configuration feature to start the computer to the latest working status:

*Remove all floppy disks, CDs, and DVDs from your computer, and restart your computer.
*Press and hold the F8 key before the Windows logo appears.
*When you are on the Advanced Boot Options screen, use the arrow keys to highlight Last Known Good Configuration (advanced), and then press Enter to continue.
*Then, the computer will boot normally with the most recent settings that worked correctly.

Sometimes, a Windows computer will not finish your restore job as well as displays an error code 0X800700b7 if the master boot record (MBR) has been corrupted. This is why sometimes you fail to start up the computer correctly even though you have tried to use the Startup Repair tool. If at this case, directly use the Windows installation disc that is appropriate for your version of Windows to help you properly start up the computer.

When you are able to log onto the computer, run System File Checker tool (SFC) to scan and fix all system errors. Some missing or corrupted files within the system itself can most of the time bring in the happening of system restore error code 0X800700b7:

*Click Start, All Programs, Accessories, right-click Command Prompt, and then click “Run as administrator”.
* When the command prompt appears, try “sfc /scannow” without quote and press Enter to continue.
*Then, the System File Checker tool will scan all protected system files and replace incorrect versions with correct Microsoft versions.

After the above steps, to permanently get rid of system restore error code 0X800700b7 you’d better modify your Windows registry entries. We know that registry controls the proper running of the computer by storing all important settings & options. When the one that required to finish your restore job goes wrong, you will soon get some error messages. If you know how registry works or how to modify registry entries, follow steps here to go:

*Go to Start, select run, and type “regedit” within the box and press Enter to continue.
*Then, navigate to the following branch: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\Schedule\TaskCache
*Right press on the key plus pick “Export” and save the entry to any place that you want.
*Delete the key “HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\Microsoft\Windows”
* Quit the Registry Editor and restart the computer.

However, if you do not have enough knowledge about the computer and how registry works, do not perform the above manual modification. Otherwise, a simple mistake will bring in more serious problems to the computer. At this case, it is highly advised that you can rely on an automatic registry cleaner to do the job for you. Such tool is well designed to thoroughly scan the whole PC and fix all errors insides. Besides, you should know that some other registry entries make stop you from restoring the computer to a previous status and displaying error code 0X800700b7 eventually. A registry cleaner helps to completely scan the whole PC and get rid of all error inside this database, returning you an error-free computer all the time.

Want to restore the computer but keep on getting the error code 0X800700b7? Follow the above solutions to go right now, and you can get rid of all errors causing the annoying system restore errors within minutes!

Leave a Reply