[Pkg-mpd-maintainers] Bug#887834: Bug#887834: mpd installation fails, cannot open /var/lib/mpd/tag_cache, /run/mpd/pid

[Florian Schlichting]

Control: tags 887834 + moreinfo


Hi Guillaume,

> When attempting to install the mpd package from Debian testing, it fails
> with the following errors:
> 
> > Setting up mpd (0.20.14-1) ...
> > Job for mpd.service failed because the control process exited with error code.
> > See "systemctl status mpd.service" and "journalctl -xe" for details.
> > invoke-rc.d: initscript mpd, action "start" failed.
> > ● mpd.service - Music Player Daemon
> >    Loaded: loaded (/lib/systemd/system/mpd.service; disabled; vendor preset: enabled)

if this is a first install, why would mpd.service be disabled?

> >    Active: failed (Result: exit-code) since Sat 2018-01-20 12:37:07 CET; 16ms ago
> >      Docs: man:mpd(1)
> >            man:mpd.conf(5)
> >            file:///usr/share/doc/mpd/user-manual.html
> >   Process: 5411 ExecStart=/usr/bin/mpd --no-daemon $MPDCONF (code=exited, status=1/FAILURE)
> >  Main PID: 5411 (code=exited, status=1/FAILURE)
> > 
> > Jan 20 12:37:06 sark systemd[1]: Starting Music Player Daemon...
> > Jan 20 12:37:07 sark mpd[5411]: Jan 20 12:37 : exception: Failed to open /var/lib/mpd/tag_cache: No such file or directory
> > Jan 20 12:37:07 sark mpd[5411]: Jan 20 12:37 : fatal_error: Failed to create pid file "/run/mpd/pid": No such file or directory

This is the fatal error: /run/mpd does not exist. It is created through
/usr/lib/tmpfiles.d/mpd.conf; any idea why this didn't happen in your
case?

Florian