From f2e7a650c7c23a7ec5c9dbf43ef605885e26d60e Mon Sep 17 00:00:00 2001
From: Thomas Winderweedle <42662863+twinderw@users.noreply.github.com>
Date: Tue, 30 Oct 2018 22:54:20 -0400
Subject: Clear application/run/main_scene if that file is deleted

Fixes #22473
---
 editor/dependency_editor.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'editor')

diff --git a/editor/dependency_editor.cpp b/editor/dependency_editor.cpp
index 99b6955160..74f574ce1c 100644
--- a/editor/dependency_editor.cpp
+++ b/editor/dependency_editor.cpp
@@ -495,6 +495,12 @@ void DependencyRemoveDialog::ok_pressed() {
 			Resource *res = ResourceCache::get(files_to_delete[i]);
 			res->set_path("");
 		}
+
+		// If the file we are deleting is the main scene, clear its definition.
+		if (files_to_delete[i] == ProjectSettings::get_singleton()->get("application/run/main_scene")) {
+			ProjectSettings::get_singleton()->set("application/run/main_scene", "");
+		}
+
 		String path = OS::get_singleton()->get_resource_dir() + files_to_delete[i].replace_first("res://", "/");
 		print_verbose("Moving to trash: " + path);
 		Error err = OS::get_singleton()->move_to_trash(path);
-- 
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