diff --git a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/api/user/OptionalMbomApi.java b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/api/user/OptionalMbomApi.java
index f3555a39..f9e2d285 100644
--- a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/api/user/OptionalMbomApi.java
+++ b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/api/user/OptionalMbomApi.java
@@ -94,7 +94,7 @@ public class OptionalMbomApi extends BaseApi {
 
         }
 
-        if(Objects.isNull(query.getMaterialNo()) || Objects.isNull(query.getDrawingNo()) ){
+        if(StrUtil.isBlank(query.getMaterialNo()) && StrUtil.isBlank(query.getDrawingNo()) ){
             throw new NflgBusinessException(STATE.Error, "物料或图号不能同时为空" );
 
         }