black screen chat

hello monjnag can yoou please tell jason major or tommo or anyone to fix chat black screen please i cant do anything like in servers when someone sent me messeage and when its gone i cant see wht they write or do commonds bc i cant see wht im am writhing so please fix in 15.0 or i will never play mcpe until i got new phone and it will be in 12/25/16