error message

src/router/index.js

@@ -27,6 +27,10 @@ function getErrorMetaParam() {
 }
 
 function getNoteView() {
+  if(errorMeta){
+    return;
+  }
+
   let path = location.pathname;
 
   let key = path.substring(1, path.length);
@@ -49,8 +53,14 @@ function getNoteView() {
   //set noteMeta
   noteMeta = getNoteMeta(key);
 
+  //server error
+  if (!noteMeta) {
+    errorMeta = 100006;
+    return InvalidateNote;
+  }
+
   //invalidated key
-  if (!noteMeta || !noteMeta.key) {
+  if (!noteMeta.key) {
     errorMeta = 100002;
     return InvalidateNote;
   }
@@ -105,6 +115,13 @@ function getHomeRedirect() {
 
   //setKeyMeta
   keyMeta = getKeyMeta();
+
+  // server error
+  if (!keyMeta) {
+    errorMeta = 100006;
+    return "/invalidatenote";
+  }
+
   return "/" + keyMeta.key;
 }
 
@@ -114,6 +131,7 @@ const routes = [
     name: "home",
     redirect: getHomeRedirect(),
   },
+  { path: "/invalidatenote", component: InvalidateNote },
   {
     path: "/:name([a-z0-9]{1,20})",
     name: "note",