TypeError: Cannot read property 'anchorX' of undefined     at :25651/__pageframe__/__dev__/WAWebview.js:2     at Array.map (<anonymous>)     at o (:25651/__pageframe__/__dev__/WAWebview.js:2)     at i.markersChanged (:25651/__pageframe__/__dev__/WAWebview.js:2)     at i.<anonymous> (:25651/__pageframe__/__dev__/WAWebview.js:2)     at Array.forEach (<anonymous>)     at i._ready (:25651/__pageframe__/__dev__/WAWebview.js:2)     at sb.<anonymous> (:25651/__pageframe__/__dev__/WAWebview.js:2)     at 3gimg.qq.com/lightmap/api_v2/2/4/127/main.js:1     at W (3gimg.qq.com/lightmap/api_v2/2/4/127/main.js:1)