diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/enums/Status.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/enums/Status.java
index daf7026e782e..51bb41cb7894 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/enums/Status.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/enums/Status.java
@@ -261,6 +261,8 @@ public enum Status {
     QUERY_TASK_INSTANCE_ERROR(10205, "query task instance error", "查询任务实例错误"),
     EXECUTE_NOT_DEFINE_TASK(10206, "please save and try again",
             "请先保存后再执行"),
+    TASK_DEFINITION_INVALID(10207, "Task definition validation failed, please check the configuration",
+            "任务定义校验失败，请检查配置"),
 
     DELETE_QUEUE_BY_ID_ERROR(10307, "delete queue by id error", "删除队列错误"),
     DELETE_QUEUE_BY_ID_FAIL_USERS(10308, "delete queue by id fail, for there are {0} users using it",
@@ -426,6 +428,7 @@ public enum Status {
 
     TASK_PARALLELISM_PARAMS_ERROR(50080, "task parallelism parameter is not valid", "任务并行度参数无效"),
     TASK_COMPLEMENT_DATA_DATE_ERROR(50081, "The range of date for complementing date is not valid", "补数选择的日期范围无效"),
+    WORKFLOW_DEFINE_ILLEGAL_ARG(50082, "create workflow definition illegal {0}", "创建工作流非法 {0}"),
 
     HDFS_NOT_STARTUP(60001, "hdfs not startup", "hdfs未启用"),
     STORAGE_NOT_STARTUP(60002, "storage not startup", "存储未启用"),
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/WorkflowDefinitionServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/WorkflowDefinitionServiceImpl.java
index 7fe3d00a511e..cddf5d0f0fa8 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/WorkflowDefinitionServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/WorkflowDefinitionServiceImpl.java
@@ -487,7 +487,7 @@ private List<TaskDefinitionLog> generateTaskDefinitionList(String taskDefinition
             throw ex;
         } catch (Exception e) {
             log.error("Generate task definition list failed, meet an unknown exception", e);
-            throw new ServiceException(Status.REQUEST_PARAMS_NOT_VALID_ERROR);
+            throw new ServiceException(Status.TASK_DEFINITION_INVALID);
         }
     }