I couldn't figure out why the acad.exe process is hanging in memory, but I can't see the program window!! I used Task manager -> Wait chain traversal (WCT) to identify the program that is interfering with startup. And this program turned out to be The Bat! WTF?!?!
Windows 11 22H2, The Bat! 10.3.3.3
Windows 11 22H2, The Bat! 10.3.3.3