FreeFileSync Forum

As a test, I was trying to sync my Outlook.pst file. It works if Outlook is
not running, but when it is, I get:

Error copying locked file
"C:\Users\TMcManus\AppData\Local\Microsoft\Outlook\Outlook.pst"!

Error accessing Volume Shadow Copy Service!
(Error calling "backupComp->AddToSnapshotSet ...