diff --git a/templates/exam_overview_js.html b/templates/exam_overview_js.html
index d9c1da69..f2cad323 100644
--- a/templates/exam_overview_js.html
+++ b/templates/exam_overview_js.html
@@ -22,6 +22,9 @@
                     // show some message according to the response.
                     // For eg. A message box showing that the status has been changed
                 })
+                .done(function (data) {
+                        toastr.error(`Failed to change state`);
+                })
                 .always(function () {
                     console.log('[Done]');
                 })
@@ -47,6 +50,9 @@
                     // show some message according to the response.
                     // For eg. A message box showing that the status has been changed
                 })
+                .done(function (data) {
+                        toastr.error(`Failed to change state`);
+                })
                 .always(function () {
                     console.log('[Done]');
                 })