mesh_snap_utilities_line: dealloc bmesh

The `SnapUtilitiesLine` class with all attributes are still referenced after the Operator is finished.
Therefore it is better to deallocate objects that can cause possible errors when releasing.

1 files changed, 1 insertions, 0 deletions

diff --git a/mesh_snap_utilities_line.py b/mesh_snap_utilities_line.py
index 0d1c9268..dcdafdee 100644
--- a/mesh_snap_utilities_line.py
+++ b/mesh_snap_utilities_line.py
@@ -807,6 +807,7 @@ class SnapUtilitiesLine(Operator):
                     context.area.header_text_set()
                     context.user_preferences.view.use_rotate_around_active = self.use_rotate_around_active
                     self.sctx.free()
+                    self.bm = None
                     if not self.is_editmode:
                         bpy.ops.object.editmode_toggle()
                     return {'FINISHED'}