Bug#602682: grub-pc: on upgrade, endless loop of debconf dialogs ("GRUB failed to install to the following devices")

[Jonathan Nieder]

severity 602682 normal
retitle 602682 grub-pc: postinst should cope better with broken update-grub
quit

Jonathan Nieder wrote:

> Setting up grub-pc (1.98+20100804-8) ...
> sed: -e expression #1, char 1: unknown command: `�

My mistake.  dash trouble with a development snapshot; downgrading
to dash from sid (0.5.5.1-7.2) fixes it.

Still, is this infinite loop for failing update-grub intentional?
if there is anything I can do to help the error handling, please let
me know.

Thanks,
Jonathan