diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomApproveTaskCmd.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomApproveTaskCmd.java
index 7afe5cde2..337dbb2d8 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomApproveTaskCmd.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomApproveTaskCmd.java
@@ -85,9 +85,6 @@ public class CustomApproveTaskCmd implements Command<Void>, Serializable {
         HistoricTaskInstance historicTaskInstance = taskQuery.taskId(taskId).singleResult();
 
         Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
-        if (Objects.isNull(task)) {
-            log.info("任务不存在: {}", taskId);
-        }
         validTask(historicTaskInstance, (TaskEntity) task, approver);
 
         if (StringUtils.hasLength(advice)) {
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/helper/CustomTaskHelper.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/helper/CustomTaskHelper.java
index 8c8f6b63d..8aaa69247 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/helper/CustomTaskHelper.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/helper/CustomTaskHelper.java
@@ -100,7 +100,8 @@ public class CustomTaskHelper {
      */
     public static void validTask(HistoricTaskInstance historicTaskInstance, TaskEntity taskEntity,
                                  BpmnTaskDelegateAssigner originTaskAssigner) {
-        if (Objects.nonNull(historicTaskInstance) && Objects.nonNull(historicTaskInstance.getEndTime())) {
+        if (Objects.nonNull(historicTaskInstance) &&
+                (Objects.nonNull(historicTaskInstance.getEndTime()) || Objects.isNull(taskEntity))) {
             throw new WorkflowEngineException(TASK_HAS_BEEN_COMPLETE);
         }
 
@@ -194,6 +195,7 @@ public class CustomTaskHelper {
         task.setProcessInstanceId(processInstanceId);
         return addComment(commandContext, task, type, message);
     }
+
     public static Comment addComment(CommandContext commandContext, Task task, String type, String message) {
         ProcessEngineConfigurationImpl processEngineConfiguration =
                 CommandContextUtil.getProcessEngineConfiguration(commandContext);