Thank you. For reference it seems to be due to a bug in apt https://bugs.debian.org/1078608 #1078608
On Sat, 2026-06-06 at 00:09 +0000, Debian Bug Tracking System wrote: > This is an automatic notification regarding your Bug report > which was filed against the calibre package: > > #1138922: calibre: 404 : dependencies missing upon install (bookworm > oldstable) > > It has been closed by yokota <[email protected]>. > > Their explanation is attached below along with your original report. > If this explanation is unsatisfactory and you have not received a > better one in a separate message then please contact yokota > <[email protected]> by > replying to this email. > >

