Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/src/commit/23ab04d0a0f8aa59ab35a0c832d09fece983e342/third-party/LCDMenuLib2/examples/01_backend/LCDML_010_simpleThread You should set ROOT_URL correctly, otherwise the web may not work correctly.