Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting http://91.221.70.94:3000/MOS/OpenBoard/src/commit/4218f70158262e0d23a91e3626a4758b42d7fbf7/resources/library/applications/GraphMe.wgt/JavaScript You should set ROOT_URL correctly, otherwise the web may not work correctly.