Phoenix Error help me please

Hi, my exceptions show it:
help me please

User DC: System.InvalidCastException: Specified cast is not valid.
at Phoenix.HabboHotel.Catalogs.x524079ef7a6197ff.x6a3e48c16c12d353(DataRow xa19781cfbe8b4961)
at Phoenix.HabboHotel.Rooms.xefa913121c70e125.x0f6e468e5a659f65()
at Phoenix.HabboHotel.Rooms.xd9e8970b5255f31b.x912d855d49541fc6(UInt32 xea1e81378298fa81)
at Phoenix.Messages.x02dcbe990499f50c.x15cfe8e0f4dbec7f(UInt32 xea1e81378298fa81, String xa4bc2af2b58881c8)
at Phoenix.Communication.Messages.Rooms.Session.xfb7b53b210d6670f.xaeb32f36f12443d3(xca0375af76c32b7d xf16d877ad29a8cf1, x49fa09cbda40e784 x6b03218578435fe3)
at Phoenix.HabboHotel.GameClients.xca0375af76c32b7d.xf896e51a95fce6ae(Byte[]& x4a3f0a05c02f235f)


User DC: System.InvalidCastException: Specified cast is not valid.
at Phoenix.HabboHotel.Catalogs.x524079ef7a6197ff.x6a3e48c16c12d353(DataRow xa19781cfbe8b4961)
at Phoenix.HabboHotel.Rooms.xefa913121c70e125.x0f6e468e5a659f65()
at Phoenix.HabboHotel.Rooms.xd9e8970b5255f31b.x912d855d49541fc6(UInt32 xea1e81378298fa81)
at Phoenix.Messages.x02dcbe990499f50c.x15cfe8e0f4dbec7f(UInt32 xea1e81378298fa81, String xa4bc2af2b58881c8)
at Phoenix.Communication.Messages.Rooms.Session.xfb7b53b210d6670f.xaeb32f36f12443d3(xca0375af76c32b7d xf16d877ad29a8cf1, x49fa09cbda40e784 x6b03218578435fe3)
at Phoenix.HabboHotel.GameClients.xca0375af76c32b7d.xf896e51a95fce6ae(Byte[]& x4a3f0a05c02f235f)