>>>>IF NOT lbYesFunc
>>>> MESSAGEBOX([Function don't exists])
>>>>ENDIF
>>>
>>>Thank you. I was hoping that I would not have to run/execute the function to find out if it exists. But if this is the only way, so be it.
>>
>>Hi Dmitry,
>>I don't know another way.
>
>Thank you, Vladimir. Your approach will work.

The messagebox has the wrong message, but I also don't see a better way. Probably search inside the project files?