diff --git a/src/views/Discover/Performance/index.vue b/src/views/Discover/Performance/index.vue
index bb9a2cd..6449bbe 100644
--- a/src/views/Discover/Performance/index.vue
+++ b/src/views/Discover/Performance/index.vue
@@ -919,6 +919,10 @@ function getAvgWaitingTimeLineChart(chartData, content, yUnit) {
 
   // 取得 Performance Data
   await performanceStore.getPerformance(type, id);
+  if(!performanceData.value?.time) {
+    isLoading.value = false;
+    return;
+  }
   avgProcessTimeByTaskHeight.value = await getHorizontalBarHeight(performanceData.value.time.avg_process_time_by_task);
   if(performanceData.value.time.avg_waiting_time_by_edge !== null) {
     avgWaitingTimeByEdgeHeight.value = await getHorizontalBarHeight(performanceData.value.time.avg_waiting_time_by_edge);