diff --git a/backend/services/system-setting/src/main/java/io/metersphere/system/dto/taskcenter/TaskCenterDTO.java b/backend/services/system-setting/src/main/java/io/metersphere/system/dto/taskcenter/TaskCenterDTO.java
index 182a474b5e..8dff30743a 100644
--- a/backend/services/system-setting/src/main/java/io/metersphere/system/dto/taskcenter/TaskCenterDTO.java
+++ b/backend/services/system-setting/src/main/java/io/metersphere/system/dto/taskcenter/TaskCenterDTO.java
@@ -5,7 +5,6 @@ import lombok.Data;
 
 import java.io.Serial;
 import java.io.Serializable;
-import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -69,8 +68,8 @@ public class TaskCenterDTO implements Serializable {
     private boolean historyDeleted = false;
 
     @Schema(description = "计划组ID")
-    private String parentId;
+    private String parent;
 
     @Schema(description = "计划组子任务")
-    private List<TaskCenterDTO> children = new ArrayList<>();
+    private List<TaskCenterDTO> children;
 }
diff --git a/backend/services/test-plan/src/main/java/io/metersphere/plan/mapper/ExtTestPlanReportMapper.xml b/backend/services/test-plan/src/main/java/io/metersphere/plan/mapper/ExtTestPlanReportMapper.xml
index ded8ce65b1..64c9250c13 100644
--- a/backend/services/test-plan/src/main/java/io/metersphere/plan/mapper/ExtTestPlanReportMapper.xml
+++ b/backend/services/test-plan/src/main/java/io/metersphere/plan/mapper/ExtTestPlanReportMapper.xml
@@ -61,7 +61,7 @@
     </select>
     <select id="taskCenterlist" resultType="io.metersphere.system.dto.taskcenter.TaskCenterDTO">
         select
-        distinct tpr.id,
+        tpr.id,
         tpr.project_id,
         tpr.integrated,
         tpr.result_status as status,
@@ -70,7 +70,7 @@
         tpr.create_user AS operationName,
         tpr.trigger_mode,
         tpr.start_time,
-        '' as parentId,
+        '' as parent,
         project.organization_id,
         tp.num AS resourceNum,
         tp.name AS resourceName,
@@ -101,7 +101,7 @@
 
     <select id="getChildTaskCenter" resultType="io.metersphere.system.dto.taskcenter.TaskCenterDTO">
         select
-        distinct tpr.id,
+        tpr.id,
         tpr.project_id,
         tpr.integrated,
         tpr.result_status as status,
@@ -110,7 +110,7 @@
         tpr.create_user as operationName,
         tpr.trigger_mode,
         tpr.start_time,
-        tpr.parent_id as parentId,
+        tpr.parent_id as parent,
         project.organization_id,
         tp.num as resourceNum,
         tp.name as resourceName,
diff --git a/backend/services/test-plan/src/main/java/io/metersphere/plan/service/TestPlanTaskCenterService.java b/backend/services/test-plan/src/main/java/io/metersphere/plan/service/TestPlanTaskCenterService.java
index f9c61e021b..d5b60fcec1 100644
--- a/backend/services/test-plan/src/main/java/io/metersphere/plan/service/TestPlanTaskCenterService.java
+++ b/backend/services/test-plan/src/main/java/io/metersphere/plan/service/TestPlanTaskCenterService.java
@@ -133,12 +133,8 @@ public class TestPlanTaskCenterService {
             List<String> groupReportIds = list.stream().filter(TaskCenterDTO::isIntegrated).map(TaskCenterDTO::getId).toList();
             if (CollectionUtils.isNotEmpty(groupReportIds)) {
                 List<TaskCenterDTO> childTaskCenterList = extTestPlanReportMapper.getChildTaskCenter(groupReportIds);
-                Map<String, List<TaskCenterDTO>> childTaskMap = childTaskCenterList.stream().collect(Collectors.groupingBy(TaskCenterDTO::getParentId));
-                list.forEach(item -> {
-                    if (CollectionUtils.isNotEmpty(childTaskMap.get(item.getId()))) {
-                        item.setChildren(childTaskMap.get(item.getId()));
-                    }
-                });
+                Map<String, List<TaskCenterDTO>> childTaskMap = childTaskCenterList.stream().collect(Collectors.groupingBy(TaskCenterDTO::getParent));
+                list.forEach(item -> item.setChildren(childTaskMap.get(item.getId())));
             }
 
             // 执行历史列表