IndexOutOfRangeException: NetworkReader:ReadByte out of range Problem

Hi all,

I'm working an collaborative VR application. I have a host and some distante client. I modified the network manager to have three player game object (head, hand and a ray).

Since 2 days, my client catch this exception just after the connection to the host and before spawning player object:
IndexOutOfRangeException: NetworkReader:ReadByte out of range:NetBuf sz:1 pos:1
UnityEngine.Networking.NetBuffer.ReadByte () (at...

IndexOutOfRangeException: NetworkReader:ReadByte out of range Problem