diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index a154cf7..4dad0d9 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -51,7 +51,11 @@ namespace DyeingComputer
             {
                 MessageBox.Show(Properties.Resources.SysDatLoss);
                 return true;
-            }else {return false;}
+            }else 
+            {
+                SQLiteHelpers.Close();
+                return false;
+            }
 
         }