Try asking on the Access Forum:
If you have a copy of grid32.ocx, this explains how to register it:
http://support.microsoft.com/kb/177799/ . However this might not solve your problem. Someone has had some success with this apparently here:http://www.vbforums.com/showthread.php?t=584228&highlight=grid32.ocx
Did this solve your problem?
Sorry this didn't help.