?? ????? ?? ???? ??????? ???? ???? ????? ??????? ??????? ?? ??????? ?? ?????? ????? ??? ???? ??? ????? ? ????? ??????? ???????? ?? ?????? ??????? .After upgrading to v4.X, the recorder database will need to be converted and optimized. For anyone who is experiencing problems the place playback is predicted although not identified, ensure "Database R