diff --git a/插件库/Lskj.PubBomImport/FrmProgress.cs b/插件库/Lskj.PubBomImport/FrmProgress.cs
index a2b60b8..668a7e6 100644
--- a/插件库/Lskj.PubBomImport/FrmProgress.cs
+++ b/插件库/Lskj.PubBomImport/FrmProgress.cs
@@ -563,6 +563,10 @@ namespace Lskj.PubBomImport
                 int execOrder = 1;
                 FrmBillInfo frmBillInfo = new FrmBillInfo();
                 string speciesno = selectRows[0]["qms_laddf_speciesno"] + "";
+                if (string.IsNullOrEmpty(speciesno))
+                {
+                    throw new Exception("未选择文件分类");
+                }
                 Dictionary<string, DataRow> maxfileRowDic = new Dictionary<string, DataRow>();
                 foreach (DataRow selectRow in selectRows)
                 {