Does someone have some tips on troubleshooting this error?

Thanks,
Jason

Device Alias: s-t110-012299
Device IP Address: 172.18.10.53
Error: [2/13/08 6:42:33 PM] ModuleLoader ZMD.ModuleLoadError Could not
load Module at: C:\Program
Files\Novell\ZENworks\bin\modules\ActionManager.dl l because of
exception: The handle is invalid