@Anconakip LOL my provider is also Ziggo and my modem is also acting dumb. (bridge mode)

I made a video of omada's behavior. Win10 pro version 20H2 java version "1.8.0_271" Omada_Controller_V4.2.4_Windows_32bit&64bit TL-R605 2 x EAP245(EU) v3.0 MOVIE

Unfortunately still the same behavior. config: Win10 pro version 20H2 java version "1.8.0_271" Java(TM) SE Runtime Environment (build 1.8.0_271-b09) Java HotSpot(TM) 64-Bit Server VM (build...

I have exactly the same problem. The error keeps coming back when I click on the dashboard button at the top left. Config: TL-R605 2 x EAP 245

Okay we have made some progress. V4.1.5 works when I run it with the bat file. As a test I have V4.1.5 uninstalled and install version V4.2.4. The same problem occurs, i only can run it with the bat...

@Fae Solution 1 Fail Solution 2 Fail Solution 3 Fail All three options are unsuccessful, i think it has to do with java. I am now back on version omada 3.2.10, it works perfectly. it's just strange...