From d5499c69ba76504b41e93886608bbece3cea0638 Mon Sep 17 00:00:00 2001
From: Relintai <relintai@protonmail.com>
Date: Sat, 2 Sep 2023 13:28:16 +0200
Subject: [PATCH] Backported from godot4: Fix crash in 'NavigationAgent3D',
 fixes #78910 - Scony
 https://github.com/godotengine/godot/commit/fcbb5213922829817b6ee76a15f1e4f7519b51d6

---
 scene/3d/navigation_agent.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scene/3d/navigation_agent.cpp b/scene/3d/navigation_agent.cpp
index 4400b756b..4d2e4177e 100644
--- a/scene/3d/navigation_agent.cpp
+++ b/scene/3d/navigation_agent.cpp
@@ -205,7 +205,7 @@ void NavigationAgent::_notification(int p_what) {
 			set_agent_parent(get_parent());
 			set_physics_process_internal(true);
 
-			if (avoidance_enabled) {
+			if (agent_parent && avoidance_enabled) {
 				NavigationServer::get_singleton()->agent_set_position(agent, agent_parent->get_global_transform().origin);
 			}