Thank you for taking the time to report this bug and helping to make Ubuntu better. Reviewing your log files attached to this bug report it seems that there is a problem in the configuration of your '/etc/default/grub' file. Keep in mind than any kernel parameters should have double quotes around them like so: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash". Please review your changes to '/etc/default/grub' and try running 'sudo update-grub' again. In the event they you are able to resolve your issue please set this bug's status to Invalid. If you are not able to resolve the issue please attach the file '/etc/default/grub' to the bug report. Thanks and good luck!
Thank you for taking the time to report this bug and helping to make Ubuntu better. Reviewing your log files attached to this bug report it seems that there is a problem in the configuration of your '/etc/default/grub' file. Keep in mind than any kernel parameters should have double quotes around them like so: GRUB_CMDLINE_ LINUX_DEFAULT= "quiet splash". Please review your changes to '/etc/default/grub' and try running 'sudo update-grub' again. In the event they you are able to resolve your issue please set this bug's status to Invalid. If you are not able to resolve the issue please attach the file '/etc/default/grub' to the bug report. Thanks and good luck!