Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/blame/commit/68508e91482b2ee39d0b9e7de3c34dcc68e61709/addon/SD/PERFORMANCE/2/voice1.json
You should set ROOT_URL correctly, otherwise the web may not work correctly.