With a standart user (not root), the printing system don't work. by example whit kwrite or netscape when i want to print a file, kwrite or netscape is lock. this process fork lpr process but nothing is printing. i kill the process lpr attached to the process kwrite or netscape and kwrite or netscape is unlock In terminal, when i used lpr, that work. whit the root user, i have no problem with kwrite or netscape for printing a file Thanks