Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/dexed/src/commit/3845dd5abc074d33700ff5de2b0f80944803caa5/JuceLibraryCode/modules/juce_gui_basics/positioning You should set ROOT_URL correctly, otherwise the web may not work correctly.