Something similar happens to (one) client if they join dedicated server.
They see their own custom face, others don't.
The custom face is succesfully downloaded to other client computers.

I reccomend deleting all memory allocators in Arma 3\Dll.
That will force arma 3 to use default operating system's allocatar which is usually better than the a3 default one. Not sure if this is the cause of it, but since i did it i have no more memory leaks.

i was unsuccessful both with Killed and Respawn eh
you can't even get the corpe's 'cargo' with getCargo functions
a workaround is to save player's gear every X seconds

I reccomend deleting all memory allocators in Arma 3\Dll.
That will force arma 3 to use default operating system's allocatar which is usually better than the a3 default one. Not sure if this is the cause of it, but since i did it i have no more memory leaks.

Seems to be fixable by either selecting the weapon (selectWeapon).
Or by setting the position player setpos ( getpos player )

There actually is a running vault animation (seen it in bis anim viewer). I guess thay just did not yet fully implement it.

I think it's not a bug.