diff --git a/adc-da-activiti/src/main/java/com/adc/da/workFlow/service/ActSarItemsBussEOService.java b/adc-da-activiti/src/main/java/com/adc/da/workFlow/service/ActSarItemsBussEOService.java
index 482b8ef1..7d47f668 100644
--- a/adc-da-activiti/src/main/java/com/adc/da/workFlow/service/ActSarItemsBussEOService.java
+++ b/adc-da-activiti/src/main/java/com/adc/da/workFlow/service/ActSarItemsBussEOService.java
@@ -492,7 +492,7 @@ public class ActSarItemsBussEOService {
                 JSONObject atteObj = JSON.parseObject(sarBussionessStand.getSarStandAttrEOStr());
                 atteObj.remove("LSBBBUSS");
                 atteObj.put("LSBBBUSS","");
-                String resData1 = JSON.toJSONString(atteObj, SerializerFeature.WriteMapNullValue);
+                String resData1 = JSON.toJSONString(atteObj);
                 sarBussionessStand.setSarStandAttrEOStr(resData1);
                 ResponseMessage<SarBussionessStand> responseMessage = iSarBussionessStandService.createSarBussionessStand(sarBussionessStand);
                 if(responseMessage.isOk()){