fix possible NullReferenceException in HiddenDefinitionRenderer

14 years ago · 732db6e2e7
1 changed files with 1 additions and 1 deletions
--- a/src/AddIns/DisplayBindings/AvalonEdit.AddIn/Src/HiddenDefinition/HiddenDefinitionRenderer.cs
+++ b/src/AddIns/DisplayBindings/AvalonEdit.AddIn/Src/HiddenDefinition/HiddenDefinitionRenderer.cs
@ -33,7 +33,7 @@ namespace ICSharpCode.AvalonEdit.AddIn.HiddenDefinition
				@@ -33,7 +33,7 @@ namespace ICSharpCode.AvalonEdit.AddIn.HiddenDefinition
 		
 		public void ClosePopup()
 		{
-			if (popup.IsOpen)
+			if (popup != null && popup.IsOpen)
 				popup.IsOpen = false;
 		}