From 417d79d5626c3414abee932ffee96aef41666fde Mon Sep 17 00:00:00 2001
From: Osso <mesgnet@yahoo.it>
Date: Tue, 21 Oct 2014 18:25:52 +0200
Subject: [PATCH] Fixed cchance and champbwl validation (nw)

---
 src/mame/includes/tnzs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mame/includes/tnzs.h b/src/mame/includes/tnzs.h
index 0da488dad98..31ac67c3ee3 100644
--- a/src/mame/includes/tnzs.h
+++ b/src/mame/includes/tnzs.h
@@ -117,5 +117,5 @@ public:
 	optional_device<dac_device> m_dac;
 	optional_device<samples_device> m_samples;
 	required_device<palette_device> m_palette;
-	required_device<address_map_bank_device> m_mainbank;
+	optional_device<address_map_bank_device> m_mainbank;
 };