From 4547dfab950138198090918d7141989f29c7be21 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Janiszewski?=
 <janisozaur@users.noreply.github.com>
Date: Mon, 12 Jun 2017 11:52:04 +0200
Subject: [PATCH] Prevent a crash in headless mode when showing error

---
 src/openrct2/windows/error.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/openrct2/windows/error.c b/src/openrct2/windows/error.c
index ec86880460..82e637884a 100644
--- a/src/openrct2/windows/error.c
+++ b/src/openrct2/windows/error.c
@@ -103,6 +103,11 @@ void window_error_open(rct_string_id title, rct_string_id message)
 
     log_verbose("show error, %s", _window_error_text + 1);
 
+    // Don't do unnecessary work in headless. Also saves checking if cursor state is null.
+    if (gOpenRCT2Headless) {
+        return;
+    }
+
     // Check if there is any text to display
     if (dst == _window_error_text + 1)
         return;