diff --git a/lms/nladmin-system/nlsso-server/src/main/java/org/nl/wms/pdm/service/impl/PdmBdWorkorderServiceImpl.java b/lms/nladmin-system/nlsso-server/src/main/java/org/nl/wms/pdm/service/impl/PdmBdWorkorderServiceImpl.java
index b6f066f..35c36ca 100644
--- a/lms/nladmin-system/nlsso-server/src/main/java/org/nl/wms/pdm/service/impl/PdmBdWorkorderServiceImpl.java
+++ b/lms/nladmin-system/nlsso-server/src/main/java/org/nl/wms/pdm/service/impl/PdmBdWorkorderServiceImpl.java
@@ -114,8 +114,10 @@ public class PdmBdWorkorderServiceImpl extends ServiceImpl<PdmBdWorkorderMapper,
     public void updateState(String workorder_code,String workorder_status) {
         PdmBdWorkorder entity=getOne(new LambdaQueryWrapper<PdmBdWorkorder>()
                 .eq(PdmBdWorkorder::getWorkorder_code, workorder_code));
-        entity.setWorkorder_status(workorder_status);
-        pdmBdWorkorderMapper.updateById(entity);
+        if(ObjectUtil.isNotEmpty(entity)) {
+            entity.setWorkorder_status(workorder_status);
+            pdmBdWorkorderMapper.updateById(entity);
+        }
         pdmBdWorkorderDetailMapper.delete(new LambdaQueryWrapper<PdmBdWorkorderDetail>().eq(PdmBdWorkorderDetail::getWorkorder_code, workorder_code));
     }
 }