[Bug 1848797] Re: After upgrading to 19.10, boot screen shows: "Error: symbol 'grub_file_filters' not found."

[Brian Murray]

** Description changed:

  After upgrading to 19.10 the boot screen shows the following error:
  
  Error: symbol 'grub_file_filters' not found.
  Entering rescue mode...
  
+ I could fix it after i booted Ubuntu 19.10 live and used the chroot
+ repair method as described here
+ https://wiki.ubuntuusers.de/GRUB_2/Reparatur/#chroot-Methode (german)
  
- I could fix it after i booted Ubuntu 19.10 live and used the chroot repair method as described here  https://wiki.ubuntuusers.de/GRUB_2/Reparatur/#chroot-Methode (german)
+ Workaround
+ ----------
+ From https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1848797/comments/18
+ "In any case, right now the best thing to do to repair is to boot from a Live image (USB or CD-ROM), and follow the steps in https://help.ubuntu.com/community/Grub2/Installing#via_ChRoot to repair GRUB by hand, or reinstall."

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https://bugs.launchpad.net/bugs/1848797

Title:
  After upgrading to 19.10, boot screen shows: "Error: symbol
  'grub_file_filters' not found."

Status in grub2 package in Ubuntu:
  Confirmed
Status in grub2 source package in Eoan:
  New

Bug description:
  After upgrading to 19.10 the boot screen shows the following error:

  Error: symbol 'grub_file_filters' not found.
  Entering rescue mode...

  I could fix it after i booted Ubuntu 19.10 live and used the chroot
  repair method as described here
  https://wiki.ubuntuusers.de/GRUB_2/Reparatur/#chroot-Methode (german)

  Workaround
  ----------
  From https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1848797/comments/18
  "In any case, right now the best thing to do to repair is to boot from a Live image (USB or CD-ROM), and follow the steps in https://help.ubuntu.com/community/Grub2/Installing#via_ChRoot to repair GRUB by hand, or reinstall."

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