ON FORMAT was a supported trap that could be enabled with FTN/66, The FTN/77 and FTN/XL manuals should have a conversion table in the back. If I remember correctly, the error is now handled as part of the READ or WRITE statement... * To join/leave the list, search archives, change list settings, * * etc., please visit http://raven.utc.edu/archives/hp3000-l.html *