** Changed in: grub2 (Ubuntu)
Status: New => Confirmed
** Changed in: grub2 (Ubuntu)
Importance: Undecided => High
** Description changed:
A system, initially installed on 10.04 Lucid then upgraded to 12.04
precise, when upgraded to Trusty be not reboot following the end of the
do-release-upgrade command.
Reproduction steps
- ================
+ ==================
Install a VM with 10.04.4-server ISO. When booted in 10.04, issue :
$ sudo do-release-upgrade # to 12.04 precise
Then let the system upgrade and reboot.
$ sudo do-release-upgrade # to 14.04 trusty
Then let the system upgrade and reboot
Upon reboot, the system will display a blank screen with a prompt and
will not reboot.
+
+ Workaround
+ ==========
+
+ Force a reconfiguration of the grub-pc package :
+ $ sudo dpkg-reconfigure grub-pc
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https://bugs.launchpad.net/bugs/1491894
Title:
lucid to precise to trusty upgrade may leave system unbootable
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