Bug#1084195: gnome-core fails to install in testing/unstable due to CUPS conflicts

[Simon McVittie]

Control: reassign -1 cpdb-backend-cups,cups-filters
Control: affects -1 + libgtk-4-1 gnome-core

On Sun, 06 Oct 2024 at 16:09:46 +0200, NoisyCoil wrote:
> Since September 30, gnome-core fails to install in newly debootstrapped testing and
> unstable chroots due to conflicting CUPS dependencies:
> 
> ```
> root at debian:~# deboostrap testing testing && arch-chroot testing
> # ...
> # Inside the chroot:
> root at debian:/# apt install gnome-core
> Some packages could not be installed. This may mean that you have
> requested an impossible situation or if you are using the unstable
> distribution that some required packages have not yet been created
> or been moved out of Incoming.
> The following information may help to resolve the situation:
> 
> Unsatisfied dependencies:
>  libcupsfilters2-common : Breaks: cups-filters (< 2.0~) but 1.28.17-5 is to be installed
> ```
> 
> Installing gnome-core with `--no-install-recommends` does succeed, so the issue must
> be with recommended dependencies, but I have not determined which ones.

libgtk-4-1 Recommends cpdb-backend-cups, which Depends on libcupsfilters2,
which Depends on libcupsfilters2-common, which Breaks
cups-filters (<< 2.0~), but cups-filters (>= 2.0~) is not yet available
in testing/unstable.

This looks like a half-complete transition from CUPS filters 1.x to 2.x?

    smcv