During a VSS backup, we're experimenting failed session. We found out that if we uncheck the fallback option (in VSS options), the backup run perfect... I want to undestand why is this happening...

Hi Eickel, Since this issue is related to Visual Studio, please submit a request on MSDN Visual Studio Forum.Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.