Actors re-scale to original size when attached to other actors

Actors rescale to their original size when placed in level then attached to another actor.

1. Open Editor (Third Person Project)
2. Place static mesh in level>change size to 3,3,3
3. Open level blueprint
4. Get reference to static mesh in level
5. Create an event "Begin play" node
6. create an "attach actor to component" node and plug the output of begin play to the input of "attach actor to component", attach static mesh to "target".
7. Get player character node>drag off output>Get mesh> plug get mesh into "in parent" input.
8. Set socket name to "hand_r". Set "attach location type to "snap to target"
9. Compile>save>close level blueprint
10. Press Play>Eject and view the static mesh

Consistent editor freezes in ShowWindow / D3D11CreateDevice