Trouble saving files - Error message - "Encountered a sharing violation

[Anonymous]

I cannot save any of my files on Revit 2019 - as of yesterday, I started getting the following message when I attempted to save files that I was working on:

Cannot save any files getting messages like this:

Ecountered a sharing violation while accessing ...\Revit{3B40E40F-0519-4546-AFA4-A200741 ...

Cannot save any files getting messages like this:
Ecountered a sharing violation while accessing ...\Revit{FC0676C7-60A1-43B1-9736-A516E0F...

[barthbradley]

Turn-off anti-virus software and see if that corrects.  

[Anonymous]

Did not work ...