System.Runtime.Remoting.RemotingException: Error deserializing message. ---> System.NotSupportedException

[The-July-Plot]

Any ideas on the following?

PS C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\bin\x86\Debug> .\ExploitRemotingService.exe tcp://192.168.74.65:17001/Servers ver
Error, couldn't detect version, using host: 4.0.30319.42000
Detected version 4 server
System.Runtime.Remoting.RemotingException: Error deserializing message. ---> System.NotSupportedException: http://go.microsoft.com/fwlink/?LinkId=390633
--- End of inner exception stack trace ---
at ExploitRemotingService.CustomChannel.MakeCall(String path, MethodBase mi, Object[] cmdargs) in C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\CustomChannel.cs:line 252
at ExploitRemotingService.CustomChannel.MakeCall[T](String path, MethodBase mi, Object[] cmdargs) in C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\CustomChannel.cs:line 243
at ExploitRemotingService.Program.CreateRemoteClassExploit(CustomChannel channel) in C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\Program.cs:line 362
at ExploitRemotingService.Program.CreateRemoteClass(CustomChannel channel) in C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\Program.cs:line 401
at ExploitRemotingService.Program.Main(String[] args) in C:\Users\redacted\ExploitRemotingService-master\ExploitRemotingService-master\ExploitRemotingService\Program.cs:line 623