diff --git a/DM_Weight/Views/EmergencyWindow.xaml b/DM_Weight/Views/EmergencyWindow.xaml
index 861d384..e4626f1 100644
--- a/DM_Weight/Views/EmergencyWindow.xaml
+++ b/DM_Weight/Views/EmergencyWindow.xaml
@@ -71,7 +71,7 @@
             </Grid.RowDefinitions>
             <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
                 <Button  Margin="0 0 6 0" Content="返回登录" Command="{Binding ReturnLoginDelegate}" CommandParameter="0"
-                    Visibility="{Binding DBConnectionFail, Converter={StaticResource BooleanToVisibilityConverter}}" Style="{StaticResource MaterialDesignOutlinedLightButton}"/>
+                    Visibility="{Binding DBConnectionStatus, Converter={StaticResource BooleanToVisibilityConverter}}" Style="{StaticResource MaterialDesignOutlinedLightButton}"/>
             </StackPanel>
             <StackPanel HorizontalAlignment="Left" Orientation="Horizontal" Grid.Row="1">
                 <GroupBox Width="800px"