From 1d35ea7b0f0e29ce0f288b4eddd0652ad59291fe Mon Sep 17 00:00:00 2001
From: Pyogenics <py0g3n1cs@gmail.com>
Date: Wed, 26 Mar 2025 18:28:04 +0000
Subject: [PATCH] Fix bug where we try add materials when there are none

---
 io_scene_a3d/A3DBlenderImporter.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/io_scene_a3d/A3DBlenderImporter.py b/io_scene_a3d/A3DBlenderImporter.py
index 36a1962..cf47b7e 100644
--- a/io_scene_a3d/A3DBlenderImporter.py
+++ b/io_scene_a3d/A3DBlenderImporter.py
@@ -163,7 +163,8 @@ class A3DBlenderImporter:
         # Apply materials (version 2)
         faceIndexBase = 0
         for submeshI, submesh in enumerate(meshData.submeshes):
-            if submesh.materialID == None:
+            if submesh.materialID == None or len(self.materials) == 0: #XXX: perhaps try add a material slot to the object so we still make use of the submesh data instead of skipping it when there are no materials?
+                # if materialID is None then this is a version 3 model submesh
                 continue
             me.materials.append(self.materials[submesh.materialID])
             for faceI in range(submesh.indexCount//3):