diff --git a/src/bonsai/bonsai/tool/blender.py b/src/bonsai/bonsai/tool/blender.py
index df8d12b90b..89f72b91e8 100644
--- a/src/bonsai/bonsai/tool/blender.py
+++ b/src/bonsai/bonsai/tool/blender.py
@@ -387,6 +387,8 @@ class Blender(bonsai.core.tool.Blender):
     @classmethod
     def copy_node_graph(cls, material_to: bpy.types.Material, material_from: bpy.types.Material) -> None:
         temp_override = cls.get_shader_editor_context()
+        if not temp_override or any(k not in temp_override for k in ("area", "space", "screen")) or temp_override.get("window") is None:
+            return
         shader_editor = temp_override["space"]
 
         # remove all nodes from the current material