Purging configuration files for cobbler ...
+ [ purge = purge ]
+ invoke-rc.d apache2 restart
* Restarting web server apache2 apache2: Could not reliably determine the server's fully qualified domain name, using ::1 for ServerName
... waiting apache2: Could not reliably determine the server's fully qualified domain name, using ::1 for ServerName
[ OK ]
+ [ purge = purge ]
+ [ -e /usr/share/debconf/confmodule ]
+ . /usr/share/debconf/confmodule
+ [ ! ]
+ PERL_DL_NONLAZY=1
+ export PERL_DL_NONLAZY
+ [ ]
+ exec /usr/share/debconf/frontend /var/lib/dpkg/info/cobbler.postrm purge
+ [ purge = purge ]
+ invoke-rc.d apache2 restart
apache2: Could not reliably determine the server's fully qualified domain name, using ::1 for ServerName
apache2: Could not reliably determine the server's fully qualified domain name, using ::1 for ServerName
+ [ purge = purge ]
+ [ -e /usr/share/debconf/confmodule ]
+ . /usr/share/debconf/confmodule
+ [ ! 1 ]
+ [ -z ]
+ exec
+ [ ]
+ exec
+ DEBCONF_REDIR=1
+ export DEBCONF_REDIR
+ db_purge
+ _db_cmd PURGE
+ IFS= printf %s\n PURGE
+ IFS=
read -r _db_internal_line
+ RET=20 Unsupported command "*" (full line was " * Restarting web server apache2") received from confmodule.
+ return 20
dpkg: error processing cobbler (--purge):
subprocess installed post-removal script returned error exit status 128
Errors were encountered while processing:
cobbler
E: Sub-process /usr/bin/dpkg returned an error code (1)
Confirming my own bug, urgh. I reproduced this in a clean chroot.