I solved the problem as follows: I edited /etc/modprobe.d/backlist.conf
and comment line: # blacklist usbkbd -- USB barcode scanner (emulating keyboard) crashes with current kernel https://bugs.launchpad.net/bugs/429044 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
