diff --git a/frontend/src/business/components/performance/test/components/PerformancePressureConfig.vue b/frontend/src/business/components/performance/test/components/PerformancePressureConfig.vue
index 52a646a657..a4186764a0 100644
--- a/frontend/src/business/components/performance/test/components/PerformancePressureConfig.vue
+++ b/frontend/src/business/components/performance/test/components/PerformancePressureConfig.vue
@@ -748,7 +748,11 @@ export default {
       return tg.duration;
     },
     getRatios(tg) {
-      return tg.resourceNodes.map(node => node.ratio);
+      if (tg.resourceNodes) {
+        return tg.resourceNodes.map(node => node.ratio);
+      } else {
+        return [];
+      }
     },
     convertProperty() {
       /// todo：下面4个属性是jmeter ConcurrencyThreadGroup plugin的属性，这种硬编码不太好吧，在哪能转换这种属性？