onLaunch: function () {
  // 调用API从本地缓存中获取数据
  // wx.setStorageSync('key', null)
  var that = this;
   wx.getStorage({
      key: 'key',
      success: function(res) {
          var authkey = res.data;
          if(authkey==""||authkey==null){
            that.getUserInfo(function (e) {});
          }else{           
          }
      },
      fail:function(e){
         that.getUserInfo(function (e) {});
      } 
   })
},
getUserInfo: function (cb) {
  var that = this;
  if (this.globalData.userInfo) {
    typeof cb == "function" && cb(this.globalData.userInfo)
  } else {
    //调用登录接口
    wx.login({
      success: function (res_login) {
        var code = res_login.code
        that.globalData.code = code;
        wx.getUserInfo({
          success: function (res) {
            var encryptedData = encodeURIComponent(res.encryptedData);
            var iv = res.iv;
            //  登录信息
            wx.request({
              url: getApp().globalData.denglu_url + "?issource=" + getApp().globalData.mark,
              data: {
                code: code,
                iv: iv,
                encryptedData: encryptedData,
                source: "SmallProgram"
              },
              method: "GET",
              header: {
                'content-type': 'application/json'
              },
              success: function (all) {
                console.log(all)
                var res_data = all.data;
                that.globalData.userInfo = res_data;
                var json=all.data;            
                var authkey=json.authkey;  
                wx.setStorage({
                     key:"key",
                     data:json
                });
                wx.setStorage({
                  key: "mobbile",
                  data: json.userInfo.mobile
                })   
                var userInfo=json.userInfo;     
                 that.globalData.avatarUrl=userInfo.avatarUrl;
                 that.globalData.city=userInfo.city;
                 that.globalData.country=userInfo.country;
                 that.globalData.gender=userInfo.gender;
                 that.globalData.id=userInfo.id;
                 that.globalData.language=userInfo.language;
                 that.globalData.mobile=userInfo.mobile;
                 that.globalData.nickName=userInfo.nickName;
                 that.globalData.openId=userInfo.openId;
                 that.globalData.province=userInfo.province;
                 that.globalData.appid=userInfo.watermark.appid;
                 that.globalData.timestamp=userInfo.watermark.timestamp;  
              }
            })
            // 登录信息
            typeof cb == "function" && cb(that.globalData.userInfo)
          }
        })
      }
    });
  }
},
 new_getUserInfo: function (cb) {
  var that = this;
    //调用登录接口
    wx.login({
      success: function (res_login) {
        var code = res_login.code
        that.globalData.code = code;
        wx.getUserInfo({
          success: function (res) {
            var encryptedData = encodeURIComponent(res.encryptedData);
            var iv = res.iv;
            //  登录信息
            wx.request({
              url: getApp().globalData.denglu_url + "?issource=" + getApp().globalData.mark,
              data: {
                code: code,
                iv: iv,
                encryptedData: encryptedData,
                source: "SmallProgram"
              },
              method: "GET",
              header: {
                'content-type': 'application/json'
              },
              success: function (all) {
                var res_data = all.data;
                that.globalData.userInfo = res_data;
                var json=all.data;
                var authkey=json.authkey;  
                wx.setStorageSync('key', json);      
              }
            })
          }
        })
      }
    });
  
},

 new_getUserInfo: function (cb) {
  var that = this;
    //调用登录接口
    wx.login({
      success: function (res_login) {
        var code = res_login.code
        that.globalData.code = code;
        wx.getUserInfo({
          success: function (res) {
            var encryptedData = encodeURIComponent(res.encryptedData);
            var iv = res.iv;
            //  登录信息
            wx.request({
              url: getApp().globalData.denglu_url + "?issource=" + getApp().globalData.mark,
              data: {
                code: code,
                iv: iv,
                encryptedData: encryptedData,
                source: "SmallProgram"
              },
              method: "GET",
              header: {
                'content-type': 'application/json'
              },
              success: function (all) {
                var res_data = all.data;
                that.globalData.userInfo = res_data;
                var json=all.data;
                var authkey=json.authkey;  
                wx.setStorageSync('key', json);      
              }
            })
          }
        })
      }
    });
  
},

好的，您稍等一下

你好，请问可以提供一下你调用wx.login的代码片段以及控制台上的错误信息截图吗？这样有助于定位问题

原本是可以获取用户头像信息的，不知道什么原因不可以了

你好，请问可以提供一下你调用wx.login的代码片段吗？这样有助于定位问题