06/02/2020 22:23:40|Fatal|WebSocket.<startReceiving>b__170_2|System.ObjectDisposedException: Cannot access a disposed object.
                          Object name: 'MobileAuthenticatedStream'.                                    
                            at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw () [0x0000c] in <a8ed250850854b439cedc18931a314fe>:0
                            at Mono.Net.Security.MobileAuthenticatedStream+<StartOperation>d__58.MoveNext () [0x001bf] in <0079a30f96a047348857e1cecc6c638a>:0
                          --- End of stack trace from previous location where exception was thrown ---
                            at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw () [0x0000c] in <a8ed250850854b439cedc18931a314fe>:0
                            at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Threading.Tasks.Task task) [0x0003e] in <a8ed250850854b439cedc18931a314fe>:0
                            at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Threading.Tasks.Task task) [0x00028] in <a8ed250850854b439cedc18931a314fe>:0
                            at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd (System.Threading.Tasks.Task task) [0x00008] in <a8ed250850854b439cedc18931a314fe>:0
                            at System.Runtime.CompilerServices.TaskAwaiter`1[TResult].GetResult () [0x00000] in <a8ed250850854b439cedc18931a314fe>:0
                            at System.Threading.Tasks.TaskToApm.End[TResult] (System.IAsyncResult asyncResult) [0x0002e] in <a8ed250850854b439cedc18931a314fe>:0
                            at Mono.Net.Security.MobileAuthenticatedStream.EndRead (System.IAsyncResult asyncResult) [0x00000] in <0079a30f96a047348857e1cecc6c638a>:0
                            at System.Net.Security.SslStream.EndRead (System.IAsyncResult asyncResult) [0x00006] in <0079a30f96a047348857e1cecc6c638a>:0
                            at WebSocketSharp.Ext+<>c__DisplayClass54_0.<ReadBytesAsync>b__0 (System.IAsyncResult ar) [0x00002] in <8fe7f8665ff548909c2f26d557e5093a>:0
06/02/2020 22:23:40|Fatal|WebSocket.<startReceiving>b__170_2|System.ObjectDisposedException: Cannot access a disposed object.
                          Object name: 'SslStream'.
                            at System.Net.Security.SslStream.CheckDisposed () [0x00008] in <0079a30f96a047348857e1cecc6c638a>:0
                            at System.Net.Security.SslStream.get_Impl () [0x00000] in <0079a30f96a047348857e1cecc6c638a>:0
                            at System.Net.Security.SslStream.EndRead (System.IAsyncResult asyncResult) [0x00000] in <0079a30f96a047348857e1cecc6c638a>:0
                            at WebSocketSharp.Ext+<>c__DisplayClass54_0.<ReadBytesAsync>b__0 (System.IAsyncResult ar) [0x00002] in <8fe7f8665ff548909c2f26d557e5093a>:0

how can i fix this please or is not possible?!