Share 'RhinoCommon Serialization Problem'

Hello, I am trying to send geometry from grasshopper via tcpip; When I try to serialize some GeometryBase type objects (LineCurves) it raises the execption ... Would you tell me what is the problem? Thanks in advance... Exception :value cannot be null;  parameter name : source    위치: System.Runtime.InteropServices.Marshal.CopyToManaged(IntPtr source, Object destination, Int32 startIndex, Int32 le…