>>The application is started OK, but I see 0 messageboxes. Which probably means this code is never executed and I need to find out where exactly the startup code of the application is.
>
>You'll have to debug it - supposing llStartApp is true - have a look at the mutex stuff [ IF VARTYPE(oAppObj.oMutex.NAME) = "C"]

See the updated reply - I think I figured out part of the problem - I was not calling prg but rather exe.