server issues

[pieatopian]

i made the server it launches fine but when i join it doesnt worki the server displays

[iNFO] Starting Hack/Mine Server v0.6.4.1

[iNFO] Loading properties

[iNFO] Loading custom Hack/Mine settings...

[iNFO] Starting Minecraft server on 25.20.225.75:25565

[iNFO] Preparing level "SWAG"

[iNFO] Default game type: 0

[iNFO] Preparing start region for level 0

[iNFO] Loading scheduled scripts

[iNFO] Done (910675577ns)! For help, type "help" or "?"

[iNFO] Starting remote control listener

[iNFO] Setting default rcon port to 25575

[iNFO] Disconnecting pieatopian [/25.20.225.75:50976]: Failed to verify username! [internal error java.net.ConnectException: connect: Address is invalid on local machine, or port is not valid on remote machine]

the underline bolded is the issue an i dont know what to do