From d85f6dccc504a5dcd7e2d7c5e87b17f099a39c15 Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Sat, 26 Apr 2025 22:29:01 +0200
Subject: [PATCH] Fix 5575379: Crash with default airports. (#14120)

---
 src/newgrf_airporttiles.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/newgrf_airporttiles.cpp b/src/newgrf_airporttiles.cpp
index 145c703587..6d3484ff66 100644
--- a/src/newgrf_airporttiles.cpp
+++ b/src/newgrf_airporttiles.cpp
@@ -323,9 +323,11 @@ bool TriggerAirportAnimation(Station *st, AirportAnimationTrigger trigger, Cargo
 	for (TileIndex tile : st->airport) {
 		if (!st->TileBelongsToAirport(tile)) continue;
 
+		const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
+		if (ats->grf_prop.grffile == nullptr) continue;
+
 		uint8_t var18_extra = 0;
 		if (IsValidCargoType(cargo_type)) {
-			const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
 			var18_extra |= ats->grf_prop.grffile->cargo_map[cargo_type] << 8;
 		}