diff --git a/Packages/systems.speckle.speckle-unity/ConverterUnity.Geometry.cs b/Packages/systems.speckle.speckle-unity/ConverterUnity.Geometry.cs
index 4bb566e..c35cc22 100644
--- a/Packages/systems.speckle.speckle-unity/ConverterUnity.Geometry.cs
+++ b/Packages/systems.speckle.speckle-unity/ConverterUnity.Geometry.cs
@@ -1,6 +1,7 @@
 using System;
 using Objects.Geometry;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Reflection;
 using Objects.Other;
@@ -510,10 +511,13 @@ namespace Objects.Converter.Unity
 #if UNITY_EDITOR
         if (StreamManager.GenerateMaterials)
         {
+          string name = mat.name.Trim(Path.GetInvalidFileNameChars());
           if (!AssetDatabase.IsValidFolder("Assets/Resources")) AssetDatabase.CreateFolder("Assets", "Resources");
           if (!AssetDatabase.IsValidFolder("Assets/Resources/Materials")) AssetDatabase.CreateFolder("Assets/Resources", "Materials");
           if (!AssetDatabase.IsValidFolder("Assets/Resources/Materials/Speckle Generated")) AssetDatabase.CreateFolder("Assets/Resources/Materials", "Speckle Generated");
-          if (AssetDatabase.LoadAllAssetsAtPath("Assets/Resources/Materials/Speckle Generated/" + mat.name + ".mat").Length == 0) AssetDatabase.CreateAsset(mat, "Assets/Resources/Materials/Speckle Generated/" + mat.name + ".mat");
+          
+          if (AssetDatabase.LoadAllAssetsAtPath("Assets/Resources/Materials/Speckle Generated/" + name + ".mat").Length == 0) AssetDatabase.CreateAsset(mat, "Assets/Resources/Materials/Speckle Generated/" + name + ".mat");
+          
         }
 #endif
         
diff --git a/Packages/systems.speckle.speckle-unity/RecursiveConverter.cs b/Packages/systems.speckle.speckle-unity/RecursiveConverter.cs
index 4223ec2..9c2d571 100644
--- a/Packages/systems.speckle.speckle-unity/RecursiveConverter.cs
+++ b/Packages/systems.speckle.speckle-unity/RecursiveConverter.cs
@@ -131,7 +131,7 @@ namespace Speckle.ConnectorUnity
             //using the ApplicationPlaceholderObject to pass materials
             //available in Assets/Materials to the converters
             var materials = Resources.LoadAll("", typeof(Material)).Cast<Material>().ToArray();
-            if (materials.Length == 0) Debug.Log("To automatically assign materials to recieved meshes, materials have to be in the \'Assets/Resources\' folder!");
+            if (materials.Length == 0) Debug.Log("To automatically assign materials to received meshes, materials have to be in the \'Assets/Resources\' folder!");
             var placeholderObjects = materials.Select(x => new ApplicationPlaceholderObject { NativeObject = x }).ToList();
             ConverterInstance.SetContextObjects(placeholderObjects);
         }