>Try
>
>SET CLASSLIB TO ClassLibraryName IN EXEFileName additive
>
>
>Otherwise all previously opened classlibs will be closed.

I am using the ADDITIVE clause when opening any and all classlibs. The call to SET CLASSLIB TO IN ADDITIVE executes without error. The problem comes when issuing a DO FORM when the form itself is based on a class that is contained in a classlib stored in the main exe.

Any thoughts?