>does someone knpw a library which can be used in an error handling routine to return the actual line number of all the procédures in the stack when an error occurs, or does it exist an api call ?
>
>Thanks

Lineno() is available and is used by most Error handlers to pass the line number when an error occurs. Also, by default, an Error event has this as one of its paramaters.

Line number is only available if Debug Information is included in the EXE.