From fdc4d1922d9087679e19d54f243e46c1001f293b Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Tue, 24 Jun 2008 23:38:10 +0000
Subject: (svn r13626) -Fix (r11871): signals were not updated when player
 removed signals from nonexistent track sharing bits with existing track So
 disallow removing signals from nonexistent track

---
 src/rail_cmd.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index af1fa1cc5..f750a3027 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -1113,6 +1113,7 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint3
 
 	if (!ValParamTrackOrientation(track) ||
 			!IsTileType(tile, MP_RAILWAY) ||
+			!HasTrack(tile, track) ||
 			!EnsureNoTrainOnTrack(tile, track) ||
 			!HasSignalOnTrack(tile, track)) {
 		return CMD_ERROR;
-- 
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