保存时excel为null跳过

blade-service/blade-manager/src/main/java/org/springblade/manager/service/impl/ExcelTabServiceImpl.java

@@ -2383,6 +2383,9 @@ public class ExcelTabServiceImpl extends BaseServiceImpl<ExcelTabMapper, ExcelTa
 
         //获取excel流 和 html流
         InputStream exceInp = CommonUtil.getOSSInputStream(newFileUrl);
+        if(exceInp==null){
+            return R.fail(wbsTreeContract.getNodeName()+"excel为找到");
+        }
 
         Workbook workbook = null;
         int index = newFileUrl.lastIndexOf(".");