diff --git a/src/main/java/com/gzzn/omms/adminapi/controller/fltrs/FltrController.java b/src/main/java/com/gzzn/omms/adminapi/controller/fltrs/FltrController.java
index 07d4e9f..1f05174 100644
--- a/src/main/java/com/gzzn/omms/adminapi/controller/fltrs/FltrController.java
+++ b/src/main/java/com/gzzn/omms/adminapi/controller/fltrs/FltrController.java
@@ -54,7 +54,10 @@ public class FltrController {
 			  List<Object> row = new ArrayList();
 			  for(ExcelHeaderDto headerData : lsData.getColumns() )
 		      {
-				  String cellData  = String.valueOf(rowData.get(headerData.getKey()));
+				  String cellData  = String.valueOf(
+						                             rowData.get(headerData.getKey()) == null ? "" : rowData.get(headerData.getKey())
+						                            );
+				
 				  row.add(cellData);
 		      }
 		      rows.add(row);