diff --git a/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java b/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
index 87197f5b..a02a50ce 100644
--- a/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
+++ b/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
@@ -225,13 +225,15 @@ public class TechnicalSpecificationServiceImpl implements TechnicalSpecification
             plmTechnicalSpecificationTeams.add(teamData);
         }
         // qualityEngineer
-        for (int i = 0; i < inData.getQualityEngineerList().size() ; i++) {
-            PlmTechnicalSpecificationTeamData teamData = new PlmTechnicalSpecificationTeamData();
-            teamData.setSite(inData.getSite());
-            teamData.setOperatorId(inData.getQualityEngineerList().get(i));
-            teamData.setCodeNo(inData.getCodeNo());
-            teamData.setType("qualityEngineer");
-            plmTechnicalSpecificationTeams.add(teamData);
+        if (inData.getQualityEngineerList()!=null&&!inData.getQualityEngineerList().isEmpty()) {
+            for (int i = 0; i < inData.getQualityEngineerList().size() ; i++) {
+                PlmTechnicalSpecificationTeamData teamData = new PlmTechnicalSpecificationTeamData();
+                teamData.setSite(inData.getSite());
+                teamData.setOperatorId(inData.getQualityEngineerList().get(i));
+                teamData.setCodeNo(inData.getCodeNo());
+                teamData.setType("qualityEngineer");
+                plmTechnicalSpecificationTeams.add(teamData);
+            }
         }
         // Technical
         for (int i = 0; i < inData.getMpOperatorList().size() ; i++) {