From d8bd7165a731a998ab35804f8a7214e91195228a Mon Sep 17 00:00:00 2001
From: biwa <6475593+biwa@users.noreply.github.com>
Date: Fri, 1 Oct 2021 23:38:59 +0200
Subject: [PATCH] Visplane Explorer: fixed a bug where changing the settings
 after re-entering the mode would result in a crash. Fixes #624

---
 Source/Plugins/VisplaneExplorer/VisplaneExplorerMode.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Source/Plugins/VisplaneExplorer/VisplaneExplorerMode.cs b/Source/Plugins/VisplaneExplorer/VisplaneExplorerMode.cs
index 0b5da0b9..a04260ef 100755
--- a/Source/Plugins/VisplaneExplorer/VisplaneExplorerMode.cs
+++ b/Source/Plugins/VisplaneExplorer/VisplaneExplorerMode.cs
@@ -330,6 +330,9 @@ namespace CodeImp.DoomBuilder.Plugins.VisplaneExplorer
 		public override void OnDisengage()
 		{
 			CleanUp();
+
+			BuilderPlug.InterfaceForm.OnVisplaneSettingsChanged -= OnVisplaneSettingsChanged;
+
 			base.OnDisengage();
 		}