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Have a look at this Microsoft Fixit: Diagnose and repair Windows File and Folder Problems automatically
In that case, you might want to run a virus scan.
Many of us use Malwarebytes: Malwarebytes : Malwarebytes Anti-Malware PRO removes malware including viruses, spyware, worms and trojans, plus it protects your computer
Did you see this?
Explorer error - Could not find this item.
This is a link to the fix contained in the above thread:
Guide: Fix Windows Folder Renaming (Could Not Find This Item) | Tech Jawa