diff --git a/OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs b/OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs
index 5202bbc8c9..7b2a34d239 100644
--- a/OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs
+++ b/OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs
@@ -218,6 +218,10 @@ namespace OpenSim.Region.OptionalModules.Materials
 
             if (te.DefaultTexture != null)
                 GetStoredMaterialInFace(part, te.DefaultTexture);
+            else
+                m_log.WarnFormat(
+                    "[Materials]: Default texture for part {0} (part of object {1)) in {2} unexpectedly null.  Ignoring.", 
+                    part.Name, part.ParentGroup.Name, m_scene.Name);
 
             foreach (Primitive.TextureEntryFace face in te.FaceTextures)
             {