From cb92ff3b3bf14c305c3eee02e95fc5db5a2e68c5 Mon Sep 17 00:00:00 2001
From: Marisa Kirisame <marisa@sayachan.org>
Date: Sat, 8 Aug 2020 17:03:58 +0200
Subject: [PATCH] Oops, forgot to account for one-sided lines

---
 language.version           | 2 +-
 zscript/swwm_inventory.zsc | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/language.version b/language.version
index db07a8bac..a78a90e88 100644
--- a/language.version
+++ b/language.version
@@ -1,2 +1,2 @@
 [default]
-SWWM_MODVER="\chSWWM \cwGZ\c- r467 (Sat  8 Aug 16:29:50 CEST 2020)";
+SWWM_MODVER="\chSWWM \cwGZ\c- r468 (Sat  8 Aug 17:03:58 CEST 2020)";
diff --git a/zscript/swwm_inventory.zsc b/zscript/swwm_inventory.zsc
index 4704c64be..a9f484a01 100644
--- a/zscript/swwm_inventory.zsc
+++ b/zscript/swwm_inventory.zsc
@@ -895,6 +895,7 @@ Class UseLineTracer : LineTracer
 	{
 		if ( u.hitpart != TIER_MIDDLE ) return true;	// lower/upper/ffloor
 		Line l = u.HitLine;
+		if ( !l.sidedef[1] ) return true; // onesided line
 		Side s = l.sidedef[u.hitside];
 		if ( s.GetTexture(1).IsNull() ) return false;	// no midtex
 		double ofs = s.GetTextureYOffset(1);