Send gift error

Hello, so I am using butterfly emulator and when someone is sending a gift i recieve a packet error, and it also takes credits from the user.

Packet error:

Code:

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Error in packet GXXwGjiILS@@@Hjimmy555@Dtest[KMHJ: TokenID: 34System.NullReferenceException: Object reference not set to an instance of an object.
  at Butterfly.HabboHotel.Catalogs.Catalog.HandlePurchase(GameClient Session, Int32 PageId, UInt32 ItemId, String ExtraData, Boolean IsGift, String GiftUser, String GiftMessage, Int32 Amount)
  at Butterfly.Messages.GameClientMessageHandler.PurchaseGift()
  at Butterfly.Messages.StaticMessageHandlers.SharedPacketLib.PurchaseGift(GameClientMessageHandler handler)
  at Butterfly.Messages.StaticMessageHandlers.StaticClientMessageHandler.HandlePacket(GameClientMessageHandler handler, ClientMessage message)
  at Butterfly.Messages.GameClientMessageHandler.HandleRequest(ClientMessage request)
  at Butterfly.HabboHotel.GameClients.GameClient.parser_onNewPacket(ClientMessage Message)

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Could anyone please help me fix this.

I still need help with this.

I have the same problem, hope someone answers :) lol