Onmenusharetimeline custom shared content is invalid, and the title and icon are not displayed

matters needing attention ：
1、 The image size should be larger than 300 To display ;
2、 This method must first config success , And then again wx.ready In order to call .
3、 Scan the code to enter , spot URL The link will only be displayed in the sharing place url, Don't show icons 、 title

wx.config({
    
        debug: true, //  Turn on debugging mode , Call all api The return value of will be on the client side alert come out , To see the parameters passed in , Can be in pc End open , The parameter information will go through log play , Only in pc Only when the end is printed .
        appId: '{$appid}', //  Required , The only sign of official account number 
        timestamp: "{$signPackage.timestamp}", //  Required , Generate signature timestamp 
        nonceStr: '{$signPackage.nonceStr}', //  Required , Generate a random string of signatures 
        signature: '{$signPackage.signature}',//  Required , Signature , See appendix 1
        jsApiList: [
            'checkJsApi',
            'onMenuShareTimeline',
            'onMenuShareAppMessage',
            'onMenuShareQQ',
            'onMenuShareWeibo',
            'chooseWXPay'
        ] //  Required , Required JS Interface list , all JS See Appendix... For the list of interfaces 2
    });
  
    wx.ready(function () {
    
        wx.onMenuShareTimeline({
    
          title: option.title, //  Share the title 
	      desc: option.desc, //  Share description 
	      link: option.link, //  Share links 
	      imgUrl: option.imgUrl, //  Share icon 
            success: function () {
    
                //  Callback function executed after user confirms sharing 
                alert(' Share success ');
            },
            cancel: function () {
    
                //  Callback function executed after user cancels sharing 
            }
        });
        wx.error(function(res){
    
            // config Information validation failure will be executed error function , If the signature expires and the verification fails , Specific error messages can be opened config Of debug Mode view , You can also go back to res View in parameters , about SPA You can update your signature here .
            alert("errorMSG:"+res);
        });
    });