diff --git a/ProcessManageUI/MainWindow.xaml.cs b/ProcessManageUI/MainWindow.xaml.cs
index 2ecc61b..e519498 100644
--- a/ProcessManageUI/MainWindow.xaml.cs
+++ b/ProcessManageUI/MainWindow.xaml.cs
@@ -270,7 +270,7 @@ namespace ProcessManageUI
                 SQLiteHelpers.Open();  //打开数据库
                 SQLiteHelpers.Delete("Gram", null, null);
                 DataTable data_t = Gram.Clone();
-                Product.AcceptChanges();
+                Gram.AcceptChanges();
                 for (int i = 0; i < Gram.Rows.Count; i++)
                 {
                     data_t.Clear();//清空
diff --git a/ProcessManageUI/ProcessManage.db b/ProcessManageUI/ProcessManage.db
index bb47c68..f120548 100644
Binary files a/ProcessManageUI/ProcessManage.db and b/ProcessManageUI/ProcessManage.db differ