diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/service/TestPlanEngine.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/service/TestPlanEngine.java
index 6229b84a..4d02ebc4 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/service/TestPlanEngine.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/service/TestPlanEngine.java
@@ -128,6 +128,7 @@ public class TestPlanEngine implements TaskCompleteCallback,
 			throws IllegalParameterException {
 		TestPlan testPlan = this.getTestPlanFactory().createATestPlanWithoutId(
 				testPlanBusinessModel, user, testPlanRunId);
+		testPlan.addObserver(this);
 		Logger.getLogger(TestPlanService.class).info(
 				"test plan name:" + testPlan.getName());
 		return this.getTestPlanRepository().attach(testPlan);