Bug fix.
Bug fix.

Bug fix.

hongzhili/Prajna,MSRCCS/Prajna,MSRCCS/Prajna,BrunoBozza/Prajna,jinlmsft/Prajna,jinlmsft/Prajna,BrunoBozza/Prajna,BrunoBozza/Prajna,BrunoBozza/Prajna,jinlmsft/Prajna,YuxiaoHu/Prajna,YuxiaoHu/Prajna,MSRCCS/Prajna,jinlmsft/Prajna,hongzhili/Prajna,MSRCCS/Prajna