Couldnt Connect to Server

It always kick me from server while im trying to connect to this server.
Only if server has slide map selected, if kz map server isn't rejecting me from server, i think lot have this problem, but have to fix it?
waplet
sorry for bad english :(

No, i guess XJ doesnt have slide maps, but KZ.EE server, has and it rejects with this error :( Only on slide maps