From 888e3c02872d5d33b93356ddf98808e71c85ca83 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Tue, 2 Aug 2011 10:25:12 +0000
Subject: [PATCH] fix [#28146] OBJ fails when mehs has no material
---
io_scene_obj/export_obj.py | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/io_scene_obj/export_obj.py b/io_scene_obj/export_obj.py
index 3c721643c..b043ec6de 100644
--- a/io_scene_obj/export_obj.py
+++ b/io_scene_obj/export_obj.py
@@ -383,6 +383,11 @@ def write_file(filepath, objects, scene,
materials = me.materials[:]
material_names = [m.name if m else None for m in materials]
+ # avoid bad index errors
+ if not materials:
+ materials = [None]
+ material_names = [""]
+
# Sort by Material, then images
# so we dont over context switch in the obj file.
if EXPORT_KEEP_VERT_ORDER:
--
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