modify

src/main/java/org/rcisoft/business/bchapter/service/impl/BChapterServiceImpl.java

@@ -411,11 +411,11 @@ public class BChapterServiceImpl implements BChapterService {
                 }
             }
         } else {//修改
-            BFile bFileOld = bFileRepository.selectInfoByChapterId(chapterDTO.getBusinessId());
             if (model.getChapterLevel() == 1) {
                 int x = bChapterRepository.updateChapterName(model.getChapterName(), model.getBusinessId());
                 return new PersistModel(x);
             }
+            BFile bFileOld = bFileRepository.selectInfoByChapterId(chapterDTO.getBusinessId());
             if(bFileOld.getVideoUrl().equals(dto.getVideoUrl())){
                 dto.setPdfNum("0");
             }