Error 0x800700b7 means that an unspecified problem has occurred, preventing the Application, which in this case is rstrui (Restore system), restore the system to a previous restore point.
This error usually occurs when an antivirus or a firewall (from third parties) Mainly denies the System Restore utility access to files that are marked as safe by antivirus or firewall / not modifiable. Since the error message says “Unspecified” (Unspecified), we can only guess what caused the problem, but in general this can also be caused by system files, record, etc. damaged.
In this guide, We will list a method to clear the registry cache that has helped several users to tackle this problem.
Clear the registry task cache
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Open the Registry Editor by pressing the Windows key and R, and in the window that appears, type regedit and hit Enter. If you receive a notice from UAC, press OK and continue.
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In the left navigation panel, Find and click HKEY_LOCAL_MACHINE
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Open the following subfolder called SOFTWARE
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Then locate the Microsoft folder and underneath open Windows NT
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In the Windows NT folder you will find the CurrentVersion folder and the Schedule subfolder within it.
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Right click on the TaskCache key and select »Export» and save the key to your desktop as a backup in case something goes wrong.
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Remove the HKEY_LOCAL_MACHINENSOFTWARENMicrosoftWindowsN key- CurrentVersionN-ScheduleTaskCacheN-ThaskCacheTreeNMicrosoftWindows and restart the computer. After that, your machine should no longer display the error.
You should be able to use your computer and not worry about this error right now. Although some people may think that this is a trivial mistake that can be easily neglected, registry errors can get much more serious and cause more device problems than can be fixed, causing everything to reinstall. The operating system. To avoid this, follow the steps in the guide above and you will not see this problem again.
