How do I resolve “%1 is not a valid Win32 application”?

Question

Environment:
Windows Server 2003 R2 Enterprise 64bit, SP2
.NET framework is supposedly installed (2.0 SP2, 3.0 SP2, 3.5 SP1)

I say \"suppo

Answer 1

Also check your application pool. In a 64-bit environment, you may need to set "Enable 32-bit applications" in Advanced Settings.