Trying to start ejabberd I got errors such as these:2017-09-01 00:35:06.928 [error] CRASH REPORT Process with 0 neighbours exited with reason: {aborted,{"Cannot read schema","/var/lib/ejabberd/schema.DAT",{error,{file_error,"/var/lib/ejabberd/schema.DAT",eacces}}}} in application_master:init/4 line 133Turns out I made a very simple mistake; I had attempted to start eJabebrd with "systemctl start ejabberd". However, ejabberd brings its own control application. The