glTF exporter: Fix crash when mesh is not created, without crash

1 files changed, 4 insertions, 0 deletions

diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
index 383af1d1..5332f4a9 100755
--- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
+++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
@@ -357,6 +357,10 @@ def __gather_mesh_from_nonmesh(blender_object, library, export_settings):
                 blender_mesh_owner = blender_object
                 blender_mesh = blender_mesh_owner.to_mesh()
 
+            # In some cases (for example curve with single vertice), no blender_mesh is created (without crash)
+            if blender_mesh is None:
+                return None
+
         except Exception:
             return None