Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting https://git.osmesh.ru/MOS/OpenBoard/src/commit/94c5b2b5242c4be44a4d638ee284d29a08601d1f/resources/library/applications/Stopwatch.wgt/finalbeep.wav
You should set ROOT_URL correctly, otherwise the web may not work correctly.
