新建的项目中使用map组件的markers报anchorX错误

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)