No sickrage is not running. Starting it manually with: systemctl start sickrage@user does not work either.
2016-11-13 20:53:59 INFO TORNADO :: Starting SickRage on http://localhost:8081/
2016-11-13 20:53:59 INFO CHECKVERSION :: Checking for updates using GIT
2016-11-13 20:53:59 INFO TORNADO :: Could not start webserver on port 8081, already in use!
EDIT2: port 8081 is not in use as I see it:
thebox:/home/user/.sickrage# sudo netstat -peant | grep ":8081 "
thebox:/home/user/.sickrage#
thebox:/home/user/.sickrage# ps aux|grep python
user 1106 0.3 0.2 281916 57028 ? Ssl 20:53 0:19 /usr/bin/python /usr/bin/deluged -d
user 1119 0.0 0.2 107204 53440 ? Ss 20:53 0:02 /usr/bin/python /usr/bin/deluge-web
root 1261 0.2 0.0 292220 18584 ? Sl 20:53 0:13 /usr/bin/python3 /usr/bin/fail2ban-server -s /var/run/fail2ban/fail2ban.sock -p /var/run/fail2ban/fail2ban.pid -x -b
root 2488 0.0 0.0 14232 944 pts/2 S+ 22:29 0:00 grep python
thebox:/home/user/.sickrage#