Friends problem...

public struct Friend
{
public uint UID;
string name;

public void WriteThis(System.IO.BinaryWriter I)
{
I.Write(UID);
I.Write(name);
}
public void ReadThis(System.IO.BinaryReader I)
{
UID = I.ReadUInt32();
name = I.ReadString(); //here goes it...
}

public bool Online
{
get
{
return World.H_Chars.Contains(UID);
}
}
public Character Info
{
get
{
if (Online)
return (Character)World.H_Chars[UID];
return null;
}
}
public string Name
{
get { return name; }
set { name = value; }
}
}

C.Friends = new Hashtable();
byte FriendCount = BR.ReadByte();
for (byte i = 0; i < FriendCount; i++)
{
Game.Friend F = new NewestCOServer.Game.Friend();
F.ReadThis(BR); //here goes the second problem
if (!C.Friends.Contains(F.UID))
C.Friends.Add(F.UID, F);
}