Then it has to be something else. Stick with 4.61, its pretty solid.

Start with basics... make a simple batch file (in Netlogon) that has a pause in it. Put the name of the bat file in the user profile, and then login to make sure the user sees that. Then add kix32 /? on the first line of the bat and make sure you see the help text of kix. Then add your script name to it.

Check eventlogs too.