April UDK same for March that DX11 can't APEX PHYSX DESTRUCTIBLE

[stevenchau432]

When DX11 mode , import the APEX .apb or .apx , when you attack the object , suddenly disappear , can't to see object . or abnormally slice.
and in DX9 , all normal , no problem.
the problem in March already have , but April still existence.

[May]

yes , I have the same problem.