Make sure we don't try to reference the hotKeyButton if not created.

2017-03-09 10:31:01 -08:00 · 2017-03-09 10:31:01 -08:00 · 9cfe610f84
commit 9cfe610f84
parent 8c1c999818
1 changed files with 2 additions and 1 deletions
--- a/PrinterControls/XYZJogControls.cs
+++ b/PrinterControls/XYZJogControls.cs
@ -89,7 +89,8 @@ namespace MatterHackers.MatterControl

 					this.KeyDown += (sender, e) =>
 					{
-						if (!hotKeyButton.Checked)
+						if (hotKeyButton == null || 
+                            !hotKeyButton.Checked)
 						{
 							return;
 						}