From 562d241b13acda02245cabab16548532257a7a8f Mon Sep 17 00:00:00 2001
From: "K. S. Ernest (iFire) Lee" <ernest.lee@chibifire.com>
Date: Mon, 5 Nov 2018 13:48:27 -0800
Subject: Fix creating a visual script virtual function after minimizing
 crashes #23536

---
 scene/gui/tree.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'scene/gui/tree.cpp')

diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index 0c11181f98..31f7a21114 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -2519,7 +2519,7 @@ void Tree::_gui_input(Ref<InputEvent> p_event) {
 					pressing_for_editor = false;
 				}
 
-				if (cache.click_type == Cache::CLICK_BUTTON) {
+				if (cache.click_type == Cache::CLICK_BUTTON && cache.click_item != NULL) {
 					// make sure in case of wrong reference after reconstructing whole TreeItems
 					cache.click_item = get_item_at_position(cache.click_pos);
 					emit_signal("button_pressed", cache.click_item, cache.click_column, cache.click_id);
-- 
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