Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting http://91.221.70.94:3000/MOS/OpenBoard/commit/46d85623d0590fe9e4cd7956f66d5d10766f9e3f?style=unified&whitespace=show-all
You should set ROOT_URL correctly, otherwise the web may not work correctly.
mDesktopPenPalette=newUBDesktopPenPalette(NULL);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette
mDesktopPenPalette=newUBDesktopPenPalette(mTransparentDrawingView);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette
mDesktopMarkerPalette=newUBDesktopMarkerPalette(NULL);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette
mDesktopEraserPalette=newUBDesktopEraserPalette(NULL);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette
mDesktopMarkerPalette=newUBDesktopMarkerPalette(mTransparentDrawingView);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette
mDesktopEraserPalette=newUBDesktopEraserPalette(mTransparentDrawingView);// FIX #633: The palette must be 'floating' in order to stay on top of the library palette