Clear local BIM360 cache to troublshoot issues related to poor management of Revit installations.
https://www.autohotkey.com/ script
install autohotkey to use https://www.autohotkey.com/docs/Scripts.htm#ahk2exe to create exe as needed. exe not needed if autohotkey is installed.
deletes contents of C:\Users%USERNAME%\AppData\Local\Autodesk\Revit\Autodesk Revit ####\CollaborationCache (2017, 2018, 2019, 2020) folder if it exists and revit.exe is not running.