错误信息：WAServiceMainContext.js:2 Error: cloud.callFunction:fail -404006 empty poll result base resp.      at S (WASubContext.js?t=wechat&s=1666358860430&v=2.24.6:2)     at WASubontext.js?t=wechat&s=1666358860430&v=2.24.6:2(env: Windows,mp,1.06.2209070; lib: 2.24.6) [图片] 云函数 // 云函数入口文件 const cloud = require('wx-server-sdk') cloud.init({     env: cloud.DYNAMIC_CURRENT_ENV, }) // 云函数入口函数 exports.main = async (event, context) => {     try {         //  检查图像内容是否违规         if (event.mediaUrl) {             let result = await cloud.openapi.security.imgSecCheck({                 media: {                     // header: {                     //     'Content-Type': 'application/octet-stream'                     // },                     contentType: 'image/png',                     value: Buffer.from(event.mediaUrl)                 }             })             return result         }     } catch (error) {         return error     } } 工具文件： /* 检测文件是否违规 // verison 1.0 */ function checkFile(mediaUrl) {     return new Promise((resolve, reject) => {         wx.getFileSystemManager().readFile({             filePath: mediaUrl,             encoding:'base64',             success: file => {                 wx.cloud.callFunction({ //调用图片检测云函数                     name: 'imgSecCheck',                     data: {                         mediaUrl: file.data                     }                 }).then(res => {                     let result = res.result                     console.log(result, '检测结果新版本~~', res)                     if (result.errCode != 0) {                         resolve(false)                     } else {                         resolve(true)                     }                 })             },             fail: err => {                 console.log("readFail:", err);             }         });     }) } 调用 getApp().util.checkFile(tempFilePaths).then(checkRes => {     if (checkRes) {         _this.setData({             src: tempFilePaths         })         wx.getFileInfo({ //得到图片信息             filePath: tempFilePaths,             success(res) {                 console.log(res, '压缩之前')             }         })         _this.changeImg()     } else {         getApp().util.toast('上传内容违规，请重试~')     } })