Hello there Sto710 We have read your message We try to help you. Thunderbird saves error messages in Thunderbird itself when it is ready to start again after this, the device can start doing things like this you could have yes. Like ignoring it. Tools menu -> Options -> Advanced -> General tab -> Config Editor button filter the list by typing “printer” in the Filter box (top of the screen) find the print.print_printer setting. right-click & click “Reset”. If there are more '''reset'''! Greetings Firefox Volunteer.