I'm afraid this error shows filesystem corruption, not a bug in Ubuntu. You can check the kernel logs for more information. A reboot with fsck might help, or might render your system unbootable. You should back up any important data you have on the system before continuing.
I'm afraid this error shows filesystem corruption, not a bug in Ubuntu. You can check the kernel logs for more information. A reboot with fsck might help, or might render your system unbootable. You should back up any important data you have on the system before continuing.