issue got solved: it seems that some parts of openjdk > 1.8 were running or used or whatever. after removing newer versions of openjdk in /usr/lib/jvm/ omada works fine. remember, it wasn't enough to...

@Fae thx, i got a mail from support already and provided relevant information. hope to get feedback quite soon.

hi, i just tried to install omada SDN Controller 4.4.4. but i wasn't able to finish the initial web-setup. I always get "gerneral error" when trying to finish the update. meanwhile i tried 4.4.3...