diff --git a/lib/page/project/project_fragment.dart b/lib/page/project/project_fragment.dart
index 598a7d4..5681cb5 100644
--- a/lib/page/project/project_fragment.dart
+++ b/lib/page/project/project_fragment.dart
@@ -25,7 +25,6 @@ class ProjectFragmentState extends State<ProjectFragment>
   @override
   void initState() {
     super.initState();
-    isNetWorkError = false;
     loadProjectTab();
   }
 
diff --git a/lib/page/system/knowledge/KnowledgeFragment.dart b/lib/page/system/knowledge/KnowledgeFragment.dart
index 0e93b4e..8be3121 100644
--- a/lib/page/system/knowledge/KnowledgeFragment.dart
+++ b/lib/page/system/knowledge/KnowledgeFragment.dart
@@ -23,7 +23,6 @@ class _KnowledgeFragmentState extends State<KnowledgeFragment> {
   @override
   void initState() {
     super.initState();
-    isNetWorkError = false;
     loadKnowledgeList();
   }
 
diff --git a/lib/page/system/navigation/NavigationFragment.dart b/lib/page/system/navigation/NavigationFragment.dart
index b6b38d5..5e2e4f1 100644
--- a/lib/page/system/navigation/NavigationFragment.dart
+++ b/lib/page/system/navigation/NavigationFragment.dart
@@ -23,7 +23,6 @@ class _NavigationFragmentState extends State<NavigationFragment> {
   @override
   void initState() {
     super.initState();
-    isNetWorkError = false;
     loadNavigationList();
   }
 
diff --git a/lib/page/wechat/wechat_fragment.dart b/lib/page/wechat/wechat_fragment.dart
index 7b6256f..f630cef 100644
--- a/lib/page/wechat/wechat_fragment.dart
+++ b/lib/page/wechat/wechat_fragment.dart
@@ -26,7 +26,6 @@ class WeChatFragmentState extends State<WeChatFragment>
   @override
   void initState() {
     super.initState();
-    isNetWorkError = false;
     loadWeChatTab();
   }