> Most probably you have used an undefined scalar in an expression. Would > be good if you can mention the lines along with the line no.
OMG, if only you could see me banging my head against the wall ... I am opening three filehandles shortly after each other - I already corrected the code for the first one (which is the source I posted in my previous mail) but not for the next one which produces the errors mentioned, only a few lines later! Sorry for bothering you... :-( Nora