diff --git a/performance-test/frontend/src/business/report/components/MonitorCard.vue b/performance-test/frontend/src/business/report/components/MonitorCard.vue
index 28f39ee561..cf3f254ae8 100644
--- a/performance-test/frontend/src/business/report/components/MonitorCard.vue
+++ b/performance-test/frontend/src/business/report/components/MonitorCard.vue
@@ -187,7 +187,7 @@ export default {
             if (currentInstance) {
               this.currentInstance = currentInstance;
             } else {
-              this.currentInstance = this.currentInstance || this.instances[0].ip + ":" + this.instances[0].port;
+              this.currentInstance = this.currentInstance || this.instances[0]?.ip + ":" + this.instances[0]?.port;
             }
             this.handleChecked(this.currentInstance);
             getSharePerformanceMetricQuery(this.shareId, this.id)
@@ -210,7 +210,7 @@ export default {
                 this.showChart = true;
               });
             } else {
-              this.currentInstance = this.currentInstance || this.instances[0].ip + ":" + this.instances[0].port;
+              this.currentInstance = this.currentInstance || this.instances[0]?.ip + ":" + this.instances[0]?.port;
             }
             this.handleChecked(this.currentInstance);
             getPerformanceMetricQuery(this.id).then(result => {
diff --git a/test-track/frontend/src/business/plan/view/comonents/report/detail/load/MonitorCard.vue b/test-track/frontend/src/business/plan/view/comonents/report/detail/load/MonitorCard.vue
index 6466cf2cd6..be6d2db55c 100644
--- a/test-track/frontend/src/business/plan/view/comonents/report/detail/load/MonitorCard.vue
+++ b/test-track/frontend/src/business/plan/view/comonents/report/detail/load/MonitorCard.vue
@@ -171,7 +171,7 @@ export default {
       // this.init = true;
       if (this.planReportTemplate) {
         this.instances = this.planReportTemplate.reportResource;
-        this.currentInstance = currentInstance || this.instances[0].ip + ":" + this.instances[0].port;
+        this.currentInstance = currentInstance || this.instances[0]?.ip + ":" + this.instances[0]?.port;
         this.data = this.planReportTemplate.metricData;
         this.totalOption = this.getOption(this.currentInstance);
       }