Bug#826257: jetty9: Installation fails "jetty9.pid exists, but jetty was not running"

[Jörg Plate]

> > Setting up jetty9 (9.2.16-1) ...
> > Job for jetty9.service failed because the control process exited with error code.
> > See "systemctl status jetty9.service" and "journalctl -xe" for details.
> > invoke-rc.d: initscript jetty9, action "start" failed.

> Are you able to start the service after removing the /var/run/jetty9.pid file?

# rm /var/run/jetty9.pid
# env LC_ALL=C apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up jetty9 (9.2.16-1) ...
Job for jetty9.service failed because the control process exited with
error code.
See "systemctl status jetty9.service" and "journalctl -xe" for details.
invoke-rc.d: initscript jetty9, action "start" failed.
dpkg: error processing package jetty9 (--configure):
 subprocess installed post-installation script returned error exit
 status 1
Errors were encountered while processing:
 jetty9
E: Sub-process /usr/bin/dpkg returned an error code (1)

# rm /var/run/jetty9.pid
# systemctl start jetty9
Job for jetty9.service failed because the control process exited with
error code.
See "systemctl status jetty9.service" and "journalctl -xe" for details.