diff --git a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/EBom/CheckEBomException.java b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/EBom/CheckEBomException.java
index ffdd9c73..e482286c 100644
--- a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/EBom/CheckEBomException.java
+++ b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/EBom/CheckEBomException.java
@@ -153,7 +153,7 @@ public class CheckEBomException {
 //                });
 //            }
             //是否存在重复物料
-            List<BomNewEbomParentVO> hasMaterialNoList = child.stream().filter(u -> StrUtil.isBlank(u.getMaterialNo())).collect(Collectors.toList());
+            List<BomNewEbomParentVO> hasMaterialNoList = child.stream().filter(u -> StrUtil.isNotBlank(u.getMaterialNo())).collect(Collectors.toList());
             Map<String, List<BomNewEbomParentVO>> childMaterialMap = ListCommonUtil.listGroupMap(hasMaterialNoList, BomNewEbomParentVO::getMaterialNo);
             for (String key : childMaterialMap.keySet()) {
                 List<BomNewEbomParentVO> materialGroupList = childMaterialMap.get(key);