diff --git a/Bin/net40/SunnyUI.dll b/Bin/net40/SunnyUI.dll
index 87522046..82bf8599 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/SunnyUI/Controls/UIDataGridView.cs b/SunnyUI/Controls/UIDataGridView.cs
index ae90dc13..9ff2c81b 100644
--- a/SunnyUI/Controls/UIDataGridView.cs
+++ b/SunnyUI/Controls/UIDataGridView.cs
@@ -414,6 +414,11 @@ namespace Sunny.UI
 
         private void SetBarPosition()
         {
+            if (VBar == null || HBar == null)
+            {
+                return;
+            }
+
             if (ShowRect)
             {
                 VBar.Left = Width - ScrollBarInfo.VerticalScrollBarWidth() - 2;