Fixed some race conditions

src/Discord.Net/DiscordClient.cs

@@ -592,6 +592,8 @@ namespace Discord
 						{
 							var data = e.Payload.ToObject<TypingStartEvent>(_serializer);
 							var channel = _channels[data.ChannelId];
+							if (channel != null)
+							{
 								var user = _members[data.UserId, channel.ServerId];
 
 								if (user != null)
@@ -615,6 +617,7 @@ namespace Discord
 									}
 								}
 							}
+						}
 						break;
 
 					//Voice

src/Discord.Net/Models/Member.cs

@@ -186,7 +186,7 @@ namespace Discord
 		{
 			//Set roles, with the everyone role added too
 			string[] newRoles = new string[roleIds.Length + 1];
-			newRoles[0] = Server.EveryoneRoleId;
+			newRoles[0] = ServerId; //Everyone
 			for (int i = 0; i < roleIds.Length; i++)
 				newRoles[i + 1] = roleIds[i];
 			RoleIds = newRoles;