bxabi

Yes, this would allow me to use a tablet as photo frame for owncloud, no need to copy all pictures to the tablet.

in the meanwhile I found that the QuickPic Gallery app and some others already support owncloud as image and slideshow source, and that way I can have multiple sources in...

I have the same problem, trying to build edid for: Modeline "2560x1440" 220.812 2560 2608 2640 2720 1440 1443 1448 1478 -hsync -vsync Did you find a solution?

With Java 11 it works.

yes I have both installed, if I set JAVA_HOME to the 11, it works.