Fixing broken system upgrade

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Fixing a failed/partial system upgrade

Problem 1

System CAN boot but GNOME does not start.

Solution

1. Press Ctrl+Alt+F2 to open another virtual terminal, you will get this screen:

2. Login by entering your username (press ENTER afterwards) and then enter your password (press ENTER to login):

3. You are now logged in and you should see something like this:

4. Type in the following command and press ENTER, and then enter your password and press ENTER:

sudo dpkg --configure -a:

4. When the above command finishes, run the command to upgrade your system again:

sudo apt update && sudo apt full-upgrade

5. Re-install the pureos-desktop package:

sudo apt-get pureos-desktop

Problem 2

System CANNOT boot at all, only black screen after disk unlock is shown.

Solution

1. Restart your computer, wait until BIOS/Coreboot messages disappear and press ESC right away to enter the boot loader menu.

2. Use ↑ and ↓ keys to navigate, select Advanced Options menu item and press ENTER.

3. Select one of the older kernel options from the list (lower on the list) and press ENTER to boot it.

4. If you manage to boot into graphical interface, open your terminal and run:

sudo update-initramfs -u

5. Restart to see if it will boot normally.