diff --git a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/BomNewEbomParentService.java b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/BomNewEbomParentService.java
index 362ab679..2d11d0ff 100644
--- a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/BomNewEbomParentService.java
+++ b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/BomNewEbomParentService.java
@@ -688,8 +688,10 @@ public class BomNewEbomParentService extends ServiceImpl<BomNewEbomParentMapper,
         for (Long bomRowId : paramDto.getBomRowIds()) {
 
             BomNewEbomParentVO parent = Convert.convert(BomNewEbomParentVO.class, this.getById(bomRowId));
+            VUtils.isTure(Objects.isNull(parent)).throwMessage("Bom版本不存在");
             LogRecordContext.putVariable("bom", parent);
             List<BomNewEbomParentVO> bomTree = getBomTree(bomRowId);
+            VUtils.isTure(CollUtil.isEmpty(bomTree)).throwMessage("该BOM不存在下降，无需转换");
             parent.setBomRowId(parent.getRowId());
             parent.setChildBomRowId(parent.getRowId());
             parent.setParentRowId(0L);