private static void JoinChannel(Client client, string channel, IScenePresence presence) { client.SendJoin(channel); IChatModule chatModule = presence.Scene.RequestModuleInterface<IChatModule>(); if(chatModule != null) { chatModule.TrySendChatMessage(presence, presence.AbsolutePosition, UUID.Zero, "System", ChatTypeEnum.Say, "You joined " + channel, ChatSourceType.Agent, 20); } }