The version of Win32s that ships with ClarisImpact may not be compatible with some systems running Windows 3.1. You may experience an Unhandled Exception Error in Module WIN32SCOMB.DLL or APPSETUP.EXE when installing Claris Impact 1.0 for Windows. This error usually occurs after Win32s has been installed and appears to be operating successfully.
Try the following steps:
1] Remove the version of Win32s that was installed on your system by ClarisImpact.
2] Install the Newest version of Win32s (Currently version 1.30C) on your system
3] Reinstall ClarisImpact