Setting up x11-common (1:7.7+7ubuntu4) ...
Failed to execute operation: Connection timed out
Failed to stop x11-common.service: Connection timed out
Failed to get load state of x11-common.service: Connection timed out
invoke-rc.d: initscript x11-common, action "stop" failed.
dpkg: error processing package x11-common (--purge):
 subprocess installed pre-removal script returned error exit status 1
update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
Failed to execute operation: Connection timed out
Failed to execute operation: Connection timed out
Failed to start x11-common.service: Connection timed out
invoke-rc.d: initscript x11-common, action "start" failed.
dpkg: error while cleaning up:
 subprocess installed post-installation script returned error exit status 1
Processing triggers for libc-bin (2.21-0ubuntu4) ...
Errors were encountered while processing:
 x11-common
E: Sub-process /usr/bin/dpkg returned an error code (1)