Animation not working to objects in GE 2.56 (Should be work or Do I something wrong)

Game Engine Game Engine Support and Discussion
1

I Cannot running doors opening animation in ge.

I solved this by making one-bone armature and parenting door to bone.
Then I make action (door open) to bone and now its running fine.

Seems like bug in blender 2.562 or should be animation in objects location and orientation possible at all?