求指导 [图片]

1、云函数 name const cloud = require('wx-server-sdk') wx.cloud.init({ env: "xxxxxx" }) const db = cloud.database() exports.main = async (event, context) => { try { return await db.collection('gxser').doc('a85ed387c100134853').get() } catch (err) { console.log(err) } } 2、pages中的index.js Page({ onAdd:function() { wx.cloud.callFunction({ name: "name", success(res) { console.log("请求成功", res) }, fail(res) { console.log("请求失败", res) } }) } }) 3、index.wxml <button bindtap="onAdd">用函数</button> -------------------------------------------------------------------------------------------- 运行提示： 请求失败 Error: errCode: -404011 cloud function execution error | errMsg: cloud.callFunction:fail requestID b5007aac-a98c-11ea-922e-5254001dad8e, cloud function service error code -504002, error message wx is not defined; at cloud.callFunction api;      at new u (VM319 WAService.js:2)     at d (VM319 WAService.js:2)     at f (VM319 WAService.js:2)     at Function.success (VM319 WAService.js:2)     at VM319 WAService.js:2     at T (VM319 WAService.js:2)     at i.<anonymous> (VM319 WAService.js:2)     at i.emit (VM319 WAService.js:2)     at Si (VM319 WAService.js:2)     at VM319 WAService.js:2