# HG changeset patch
# User glx <glx@openttd.org>
# Date 2019-01-30 21:28:07
# Node ID a0b59415a7d5dbe8558b959585411755ef299e7d
# Parent  77df5a5b73e3c9bd07d2f8722e18807f5600e137

Fix: don't show OS error box for non GUI video drivers

diff --git a/src/openttd.cpp b/src/openttd.cpp
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -117,7 +117,9 @@ void CDECL error(const char *s, ...)
 	vseprintf(buf, lastof(buf), s, va);
 	va_end(va);
 
-	ShowOSErrorBox(buf, true);
+	if (VideoDriver::GetInstance() == NULL || VideoDriver::GetInstance()->HasGUI()) {
+		ShowOSErrorBox(buf, true);
+	}
 
 	/* Set the error message for the crash log and then invoke it. */
 	CrashLog::SetErrorMessage(buf);