I get this problem when using an external dvd writer. The device is unusable after being fine initially.
-- Error detaching: helper exited with exit code 1: Detaching device /dev/sdb USB device: /sys/devices/pci0000:00/0000:00:04.1/usb2/2-5) SYNCHRONIZE CACHE: FAILED: No such file or directory (Continuing despite SYNCHRONIZE CACHE failure.) STOP UNIT: FAILED: No such file or directory https://bugs.launchpad.net/bugs/571194 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs