diff --git a/static/src/js/app/oj/account/changePassword.js b/static/src/js/app/oj/account/changePassword.js
index 37c3ec37..fe7d908a 100644
--- a/static/src/js/app/oj/account/changePassword.js
+++ b/static/src/js/app/oj/account/changePassword.js
@@ -27,6 +27,9 @@ require(["jquery", "bsAlert", "csrfToken", "validator"], function ($, bsAlert, c
                     refresh_captcha();
                     bsAlert(data.data);
                 }
+            },
+            error: function(){
+                bsAlert("额 好像出错了，请刷新页面重试。如还有问题，请填写页面导航栏上的反馈。")
             }
         });
         return false;
diff --git a/static/src/js/app/oj/account/login.js b/static/src/js/app/oj/account/login.js
index 22d47593..8baf0182 100644
--- a/static/src/js/app/oj/account/login.js
+++ b/static/src/js/app/oj/account/login.js
@@ -38,6 +38,9 @@ require(["jquery", "bsAlert", "csrfToken", "validator"], function ($, bsAlert, c
                         }
                         bsAlert(data.data);
                     }
+                },
+                error: function(){
+                    bsAlert("额 好像出错了，请刷新页面重试。如还有问题，请填写页面导航栏上的反馈。")
                 }
 
             });
diff --git a/static/src/js/app/oj/account/register.js b/static/src/js/app/oj/account/register.js
index e5d22d5b..46402b10 100644
--- a/static/src/js/app/oj/account/register.js
+++ b/static/src/js/app/oj/account/register.js
@@ -20,6 +20,9 @@ require(["jquery", "bsAlert", "csrfToken", "validator"], function ($, bsAlert, c
                         refresh_captcha();
                         bsAlert(data.data);
                     }
+                },
+                error: function(){
+                    bsAlert("额 好像出错了，请刷新页面重试。如还有问题，请填写页面导航栏上的反馈。")
                 }
             });
             return false;
diff --git a/static/src/js/app/oj/contest/contestPassword.js b/static/src/js/app/oj/contest/contestPassword.js
index 24d785fc..a98f7032 100644
--- a/static/src/js/app/oj/contest/contestPassword.js
+++ b/static/src/js/app/oj/contest/contestPassword.js
@@ -18,7 +18,10 @@ require(["jquery", "bsAlert", "csrfToken"], function($, bsAlert, csrfTokenHeader
                else{
                    bsAlert(data.data);
                }
-           }
+           },
+            error: function(){
+                bsAlert("额 好像出错了，请刷新页面重试。如还有问题，请填写页面导航栏上的反馈。")
+            }
        })
    })
 });
\ No newline at end of file
diff --git a/static/src/js/app/oj/problem/problem.js b/static/src/js/app/oj/problem/problem.js
index 4b5e639b..cdb14609 100644
--- a/static/src/js/app/oj/problem/problem.js
+++ b/static/src/js/app/oj/problem/problem.js
@@ -111,6 +111,9 @@ require(["jquery", "codeMirror", "csrfToken", "bsAlert", "ZeroClipboard"],
                         bsAlert(data.data);
                         hideLoading();
                     }
+                },
+                error: function(){
+                    bsAlert("额 好像出错了，请刷新页面重试。如还有问题，请填写页面导航栏上的反馈。")
                 }
             })
         }