From 8e68a442b95ce0f1f4be82fe689049ad40b96086 Mon Sep 17 00:00:00 2001
From: yexo <yexo@openttd.org>
Date: Sun, 15 Jan 2012 13:06:11 +0000
Subject: [PATCH] (svn r23803) -Fix [FS#4969]: newgrf textstack was not
 properly used when storing parameters for the error message window

---
 src/error_gui.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/error_gui.cpp b/src/error_gui.cpp
index afbf3ee439..4d81f753f9 100644
--- a/src/error_gui.cpp
+++ b/src/error_gui.cpp
@@ -119,8 +119,10 @@ public:
 	{
 		this->position.x = x;
 		this->position.y = y;
+		if (textref_stack_size > 0) StartTextRefStackUsage(textref_stack_size, textref_stack);
 		CopyOutDParam(this->decode_params, this->strings, detailed_msg == INVALID_STRING_ID ? summary_msg : detailed_msg, lengthof(this->decode_params));
 		if (textref_stack_size > 0) {
+			StopTextRefStackUsage();
 			MemCpyT(this->textref_stack, textref_stack, textref_stack_size);
 		}