October 05, 2017
Error messages are not documented properly. But I found this on one of unity answers some time ago and kept is a note. Whenever you get an argument out error. The error will a value equal to one of the below:
Ok = 0 // Everything good so far. WrongHost = 1 // Host doesn't exist. WrongConnection = 2 // Connection doesn't exist. WrongChannel = 3 // Channel doesn't exist. NoResources = 4 // No internal resources ro acomplish request. BadMessage = 5 // Obsolete. Timeout = 6 // Timeout happened. MessageToLong = 7 // Message is too long to fit buffers WrongOperation = 8 // Operation is not supported. VersionMismatch = 9 // Different version of protocol on ends of connection. CRCMismatch = 10 // Connections have different agreement about network settings DNSFailure = 11 // The address supplied to connect to was invalid or could not be resolved.