Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/src/commit/f207753ca5ee065ac448e749f90b64d7bfa15b2d/third-party/ArduinoJson/extras/ci/espidf You should set ROOT_URL correctly, otherwise the web may not work correctly.