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回 1楼竹梅的帖子 就是偶尔能成功，偶尔失败。 ------------------------- 回 1楼竹梅的帖子 我把ticket 写到数据库里，好像解决了问题 ------------------------- 回 1楼竹梅的帖子 iphone 6s检验成功后 为什么会alert(ERROR) ,但是android 跟ipad 不会，而且过段时间后ticket会校验失败，但是重启服务后就可以

Re钉钉微应用如何打开本地app （Android） 经测试，免登认证已成功，执行 dd.device.launcher.checkInstalledApps 失败报not authorized ------------------------- 回 2楼识器的帖子 你好，我参考了例子，我用调试工具获取的signature 已自己生成的对比，是一致的，但是就是在执行 dd.device.launcher.checkInstalledApps报未授权not authorized    errCode:7 ------------------------- 回 4楼识器的帖子 按你所说，我把dd 去掉了，还是不可以 ------------------------- Re钉钉微应用如何打开本地app （Android） 为什么我先访问action 签名后回到页面会认证说权限校验失败   @RequestMapping(value='/dd/openCoreMail.action')         public String openCoreMail(HttpServletRequest request,ModelMap model){                 String url=request.getRequestURL().toString();                 String querString=request.getQueryString();                 if(!StringUtils.isEmpty(querString)&&(!querString.equals('null'))){                         try {                                 querString=URLEncoder.encode(querString, 'UTF-8');                         } catch (UnsupportedEncodingException e) {                                 e.printStackTrace();                         }                 }else{                         querString=null;                 }                 String result=AuthHelper.getConfig(url,querString);                         JSONObject  jobj=JSONObject.fromObject(result);                 System.out.println(result);                 Map map =new HashMap();                 map.put('SIGNATURE', jobj.getString('signature'));                 map.put('NONCESTR', jobj.getString('nonceStr'));                 map.put('TIMESTAMP', jobj.getString('timeStamp'));                 map.put('CORPID', Env.CORP_ID);                 map.put('APPID', null);                 model.addAttribute('ROOT',map);                 return 'dingTalk/openCoreMail'; } 下面是页面         pageEncoding='UTF-8'%> openCoreMail                                                                但是如果我直接不通过action  直接不把页面放在WEB_INF如下却可以，有什么解决办法没         pageEncoding='UTF-8'%>           org.apache.commons.lang.StringUtils,java.net.URLEncoder,           java.io.UnsupportedEncodingException,com.hbglobal.listener.DingDingListener,           net.sf.json.JSONObject,com.hbglobal.ding.po.Env' %> openCoreMail                 String url=request.getRequestURL().toString();                 String querString=request.getQueryString();                 System.out.println(url+':'+querString);                 if(!StringUtils.isEmpty(querString)&&(!querString.equals('null'))){                         try {                                 querString=URLEncoder.encode(querString, 'UTF-8');                         } catch (UnsupportedEncodingException e) {                                 e.printStackTrace();                         }                 }else{                         querString=null;                 }                 String result=AuthHelper.getConfig(url,querString);                         JSONObject  jobj=JSONObject.fromObject(result);                 System.out.println(result);                 String SIGNATURE= jobj.getString('signature');                 String NONCESTR=jobj.getString('nonceStr');                 String TIMESTAMP= jobj.getString('timeStamp');                 String CORPID= Env.CORP_ID; %>         启动范文