FreeFileSync Forum

Try it with locked system and security files such as: Acces denied errors: "D:\Users\xxxx\ProgramData\Microsoft\Search\Data\Applications\Windows\edb.log". "D:\Users\xxxx\ProgramData\Microsoft\Search\Data\Applications\Windows\edbtmp.log". "D:\Users\xxxx\ProgramData\Microsoft\...

Even run as administrator there are plenty errors during locked files copy on Windows 10:

Error calling "backupComp->AddToSnapshotSet": VSS_E_UNEXPECTED_PROVIDER_ERROR Volume: "\\?\D:\"

Seems like not supported new VSS volume shadow snapshot copy provider on Windows 10...?