diff --git a/src/bonsai/bonsai/bim/module/geometry/operator.py b/src/bonsai/bonsai/bim/module/geometry/operator.py
index 12d0844017..2cdf73dc10 100644
--- a/src/bonsai/bonsai/bim/module/geometry/operator.py
+++ b/src/bonsai/bonsai/bim/module/geometry/operator.py
@@ -1654,8 +1654,9 @@ class OverrideModeSetEdit(bpy.types.Operator):
                         should_sync_changes_first=False,
                         apply_openings=False,
                     )
-                tool.Geometry.apply_item_ids_as_vertex_groups(obj)
-                tool.Geometry.dissolve_triangulated_edges(obj)
+                if isinstance(obj.data, bpy.types.Mesh):
+                    tool.Geometry.apply_item_ids_as_vertex_groups(obj)
+                    tool.Geometry.dissolve_triangulated_edges(obj)
                 obj.data.BIMMeshProperties.mesh_checksum = tool.Geometry.get_mesh_checksum(obj.data)
             else:
                 obj.select_set(False)