Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/hexefx_audiolib_F32/commits/commit/766f1aa343ba4ac44dbede58adca8501007df475/gui/red/ui/touch
You should set ROOT_URL correctly, otherwise the web may not work correctly.
pio