diff --git a/views/submission.ejs b/views/submission.ejs
index cbe29b4..2715197 100644
--- a/views/submission.ejs
+++ b/views/submission.ejs
@@ -337,7 +337,7 @@ if (token != null) {
         console.log("Judge finished");
         vueApp.roughData.running = false;
         let max=0;
-        if (p && p.result && p.result.judge) {
+        if (p && p.result && p.result.judge && p.result.judge.subtasks) {
           p.result.judge.subtasks.forEach(function (item) {
             item.cases.forEach(function (one) {
               max = one.result.time