Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting https://git.osmesh.ru/MOS/OpenBoard/commits/commit/a41462f34716ae3e14864f13bc8007f44f5227a8/resources/library/interactivities/Ass%20sons.wgt/css You should set ROOT_URL correctly, otherwise the web may not work correctly.