diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/constant/TodoCenterContant.java b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/constant/TodoCenterContant.java
index bf8fb8e..ef8ce19 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/constant/TodoCenterContant.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/constant/TodoCenterContant.java
@@ -11,6 +11,7 @@ public interface TodoCenterContant {
 
         public static final String OR_SIGN_FLAG = "MI_END";
 
+        public static final String TASKID_ERROR = "TASKID_ERROR";
     }
 
     public class Declared {
diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
index 75e590c..db6814d 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
@@ -10,7 +10,9 @@ import java.util.stream.Stream;
 
 import javax.servlet.http.HttpServletResponse;
 
+import cn.hutool.core.util.ObjectUtil;
 import com.ningdatech.pmapi.projectdeclared.manage.DeclaredProjectManage;
+import com.ningdatech.pmapi.todocenter.constant.TodoCenterContant;
 import com.ningdatech.pmapi.todocenter.handle.WithDrawHandle;
 import com.ningdatech.pmapi.todocenter.model.vo.TodoNumVO;
 import com.wflow.workflow.enums.ProcessHandlerEnum;
@@ -24,6 +26,7 @@ import org.flowable.engine.history.HistoricProcessInstance;
 import org.flowable.engine.runtime.ActivityInstance;
 import org.flowable.engine.runtime.ActivityInstanceQuery;
 import org.flowable.engine.task.Comment;
+import org.flowable.task.api.Task;
 import org.flowable.variable.api.history.HistoricVariableInstance;
 import org.springframework.beans.BeanUtils;
 import org.springframework.mock.web.MockMultipartFile;
@@ -309,6 +312,11 @@ public class TodoCenterManage {
      * @since 2023/02/01
      */
     public String handler(ReqProcessHandlerDTO param) {
+        //前置判断前端传的taskId是否存在不存在的情况 有可能是 或签被别人审批掉了
+        Task task = taskService.createTaskQuery().taskId(param.getTaskId()).active().singleResult();
+        if (ObjectUtil.isNull(task)) {
+            return TodoCenterContant.Handler.TASKID_ERROR;
+        }
         // 获取登录用户ID
         UserFullInfoDTO user = userInfoHelper.getUserFullInfo(LoginUserUtil.getUserId());
         // 获取登录用户浙政钉code