Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/src/commit/b49f7088f36241ad3decfd38ddb39f9d4e30c450/addon/SD/23
You should set ROOT_URL correctly, otherwise the web may not work correctly.
