diff --git a/lis-interfaceCommon/src/main/java/com/czlis/interfaceCommon/utils/LisWorkUtils.java b/lis-interfaceCommon/src/main/java/com/czlis/interfaceCommon/utils/LisWorkUtils.java
index d02b706..06cfd86 100644
--- a/lis-interfaceCommon/src/main/java/com/czlis/interfaceCommon/utils/LisWorkUtils.java
+++ b/lis-interfaceCommon/src/main/java/com/czlis/interfaceCommon/utils/LisWorkUtils.java
@@ -140,7 +140,7 @@ public class LisWorkUtils {
         }
         //commonUtil.delLabResultAll(jyrq0,yq0,ybh0);
         for (LabResult labResult : labResultList) {
-            if(labResult.getChangeflag()==2) {
+            if(labResult.getChangeflag() != null && labResult.getChangeflag()==2) {
                 commonUtil.delLabResult(labResult);
                 commonUtil.insertLabResult(labResult);
                 labResult.setChangeflag(0);