diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessActivityServiceImpl.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessActivityServiceImpl.java
index bec4239e5..00b769abc 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessActivityServiceImpl.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessActivityServiceImpl.java
@@ -1,11 +1,11 @@
 package cn.axzo.workflow.core.service.impl;
 
+import cn.axzo.workflow.common.exception.WorkflowEngineException;
 import cn.axzo.workflow.common.model.request.bpmn.activity.BpmnActivityTimeoutCallbackDTO;
 import cn.axzo.workflow.common.model.request.bpmn.activity.BpmnActivityTimeoutTriggerDTO;
 import cn.axzo.workflow.common.model.request.bpmn.process.BpmnProcessInstanceAbortDTO;
 import cn.axzo.workflow.common.model.request.bpmn.task.BpmnActivitySetAssigneeDTO;
 import cn.axzo.workflow.common.model.request.bpmn.task.BpmnActivityTriggerDTO;
-import cn.axzo.workflow.common.exception.WorkflowEngineException;
 import cn.axzo.workflow.core.engine.cmd.CustomAbortProcessInstanceCmd;
 import cn.axzo.workflow.core.engine.cmd.CustomActivityTriggerAsyncCmd;
 import cn.axzo.workflow.core.engine.cmd.CustomActivityTriggerCmd;
@@ -15,6 +15,7 @@ import cn.axzo.workflow.core.engine.cmd.CustomBusinessNodeTimeoutCallbackCmd;
 import cn.axzo.workflow.core.engine.cmd.CustomBusinessNodeTimeoutTriggerCmd;
 import cn.axzo.workflow.core.service.BpmnProcessActivityService;
 import cn.axzo.workflow.core.service.ExtAxHiTaskInstService;
+import com.google.common.util.concurrent.Uninterruptibles;
 import lombok.extern.slf4j.Slf4j;
 import org.flowable.common.engine.impl.interceptor.CommandExecutor;
 import org.flowable.engine.RuntimeService;
@@ -26,6 +27,7 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
 
 import javax.annotation.Resource;
+import java.time.Duration;
 import java.util.Objects;
 
 import static cn.axzo.workflow.common.code.BpmnTaskRespCode.ACTIVITY_TRIGGER_NOT_EXISTS;
@@ -48,10 +50,19 @@ public class BpmnProcessActivityServiceImpl implements BpmnProcessActivityServic
     @Transactional(rollbackFor = Exception.class)
     public void trigger(BpmnActivityTriggerDTO dto) {
         CommandExecutor commandExecutor = processEngineConfiguration.getCommandExecutor();
-        if (Boolean.TRUE.equals(dto.getAsync())) {
-            commandExecutor.execute(new CustomActivityTriggerAsyncCmd(dto));
-        } else {
-            commandExecutor.execute(new CustomActivityTriggerCmd(dto));
+        try {
+            if (Boolean.TRUE.equals(dto.getAsync())) {
+                commandExecutor.execute(new CustomActivityTriggerAsyncCmd(dto));
+            } else {
+                commandExecutor.execute(new CustomActivityTriggerCmd(dto));
+            }
+        } catch (WorkflowEngineException e) {
+            Uninterruptibles.sleepUninterruptibly(Duration.ofSeconds(2));
+            if (Boolean.TRUE.equals(dto.getAsync())) {
+                commandExecutor.execute(new CustomActivityTriggerAsyncCmd(dto));
+            } else {
+                commandExecutor.execute(new CustomActivityTriggerCmd(dto));
+            }
         }
     }