diff --git a/myblock/background/worker.js b/myblock/background/worker.js
index 791dda7..a0ce0ac 100644
--- a/myblock/background/worker.js
+++ b/myblock/background/worker.js
@@ -19,7 +19,7 @@ chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) {
     case BackgroundMsgType.ERROR:
       console.log(request, task_manager, sender); // 利用sender tab id 返回正确的任务id
     case BackgroundMsgType.GETTASK:
-    //  sendResponse({type: "error"})
+      console.log(request, task_manager, sender); // 利用sender tab id 返回正确的任务id
   }
   // sendResponse({type: MsgType.NEWURL, url: "https://playerduo.com/api/playerDuo-service-v2/rip113?lang=en&deviceType=browser"});
   GetTask(sender);
diff --git a/myblock/content/inject.js b/myblock/content/inject.js
index 8a2c5d6..ceadccf 100644
--- a/myblock/content/inject.js
+++ b/myblock/content/inject.js
@@ -19,14 +19,14 @@ function SendContent() {
 function GetTask() {
   chrome.runtime.sendMessage({ type: BackgroundMsgType.GETTASK }, function (response) {
     switch(response.type) {
-      case BackgroundMsgType.FETCH:
-        setTimeout(function(){
-          GetTask();
-        }, 6000)
-      case BackgroundMsgType.WAIT:
+      case InjectMsgType.WAIT:
         setTimeout(function(){
           GetTask();
         }, 1000);
+      default:
+        setTimeout(function(){
+          GetTask();
+        }, 6000)
     }
   })
 }