Graham Guttocks schrieb: > > Greetings, Hello! [ snip ] > As you can see, no exceptions were raised despite the fact that there > is no such file as '/bin/nonexistent'. Why is this? Because popen(3) returns a file descriptor or a Null-pointer? Try testing for None. > Regards, > Graham HTH,HAND and Greetings J"o! -- .sig not found