Device is not visible on map

Hi,
I am facing a issue in traccar, my devices are sending data to server which I can check in loga, but device is not visible on map, getting below error in google chrome developer are, please check and confirm if it hase

ol.js:2 No map visible because the map container's width or height are 0.
n.updateSize @ ol.js:2

2app.min.js:49 Uncaught TypeError: Cannot read properties of null (reading 'get')
    at g.convertValue (app.min.js:49:378)
    at F.speedConverter [as convert] (app.min.js:6:550)
    at Function.eval [as initializeFn] (eval at makeInitializeFn (ext-all.js:22:643194), <anonymous>:132:13)
    at g.constructor (ext-all.js:22:626742)
    at new g (ext-all.js:22:95054)
    at eval (eval at getInstantiator (ext-all.js:22:107106), <anonymous>:3:8)
    at Object.create (ext-all.js:22:108809)
    at g.updatePositions (app.min.js:479:243)
    at WebSocket.protocol.onmessage (app.min.js:478:170)

DevTools failed to load source map: Could not load content for http://abc.com:8082/lib/ol/ol.js.map: HTTP error: status code 404, net::ERR_HTTP_RESPONSE_CODE_FAILURE

DevTools failed to load source map: Could not load content for http://abc.com:8082/lib/ol/ol.css.map: HTTP error: status code 404, net::ERR_HTTP_RESPONSE_CODE_FAILURE

Please help

Anton Tananaev2 years ago

Very likely you have an issue with the database. Are you using MyISAM database engine?