Topic: Airtight not working at all in CS4

I just installed according to the instructions for CS4 (64 & 32bit )and when i attempt to open up one of the viewers i am met with the following script error:

"Error: General Photoshop error occured.  This funcitnality may not be available in this version of Photoshop.   Could not complete the ScriptingSupport command because of a program error."

Please help.