Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/scriptform/src/commit/8706e904341e8a1af6a23f27da0fc10ad73c107a/contrib/debian/DEBIAN
You should set ROOT_URL correctly, otherwise the web may not work correctly.
Ferry Boender