powershell Start-Process exit code -1073741502 when used with Credential from a windows service environment

Question

I\'m running into a strange behavior with a powershell Start-Process call.

Here is the call:

$process = start-process `
    \"C:\\somepath\\MyBinar         


        

Answer 1

Only solution I have found so far is to disable UAC (set EnableLUA to 0 = Admin approval mode in Local Security Policy). So, it definitely seem to be a file/folder/registry access problem which the UAC ignores when disabled.