Hi Andreas,
I think you have to upgrade to Ubuntu 16.04 or 18.04 + Galicaster 2.x.
Galicaster 1.x is not compatible with Opencast 6.x. Also Canonical
ended 12.04 cycle at Apr 2017 + security updates at Apr 2019.
Best Regards
Stefanos
--
Dipl.- Inf. (FH) Stefanos Georgopoulos
Multimedia & E-Learning
https://www.fau.tv
Friedrich-Alexander-Universität Erlangen-Nürnberg
Regionales RechenZentrum Erlangen (RRZE)
Martensstraße 1, 91058 Erlangen, Germany
Tel.
+49 9131 85-20190, Fax
+49 9131 302941
stefanos.g...@fau.de
www.rrze.fau.de