HELP ME WITH THIS REALM RELAY THING PLEASE!!!!!!!!!!!!!!!

THIS IS THE ERROR I GET EVER TIME I OPEN REALM RELAY GUI: 06:34:29 Important Message loaded.
06:34:30 UniversalAutoAnswer loaded.
06:34:30 Connected Socket[addr=/127.0.0.1,port=49421,localport=2050]
Error: java.lang.NegativeArraySizeException
06:34:30 Waiting for HELLO from client...
Error: at realmrelay.packets.server.New_TickPacket.parseFrom Input(New_TickPacket.java:22)
06:34:30 Disconnected Socket[addr=/127.0.0.1,port=49421,localport=2050]
Error: at realmrelay.packets.Packet.create(Packet.java:151)
Error: at realmrelay.User.process(User.java:127)
Error: at realmrelay****TMGRelay$2.run(ROTMGRelay.java:193)
Error: at java.lang.Thread.run(Unknown Source)


PLZ HELP IF YOU CAN THIS WILL HELP OUT A LOT. THANKS