https://developers.weixin.qq.com/miniprogram/dev/component/xr-frame/core/

开发环境没问题，线上却报错，相机权限已经申请了

[xr-frame] <Error: AR system start error(Marker,2,Back,false): from VisionKit, errorcode is 2003002>

Error: AR system start error(Marker,2,Back,false): from VisionKit, errorcode is 2003002

    at https://lib/WAXRFrameRenderContext.js:1:1305557

    at https://lib/WAXRFrameRenderContext.js:1:1306412