Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/src/commit/63cb4413a6dbd06d2bd617cba2962059dc07dce5/third-party/OpenAudio_ArduinoLibrary/docs/scripts You should set ROOT_URL correctly, otherwise the web may not work correctly.