is it a new bug?camerarig rail make object's pivot offset ?!



watch the ipc
I just import an axe in sequence and attached it to the cameratig rail.
when the first frame, the pivot of axe is in the middle.
After 2-3 frames,the pivot of axe offset.
I want to make an animation of axe.
For now I cannot rotate the axe.
Is there anyone can help me to solve this problem?