{Esri.ArcGISRuntime.Http.ArcGISWebException
  at Esri.ArcGISRuntime.Http.ArcGISHttpClientHandler+ArcGISClientHandlerInternal+<SendAsync>d__14.MoveNext () [0x008b5] in C:\daily_r\api_xam\dotnet\api\src\Esri.ArcGISRuntime\Esri.ArcGISRuntime.Shared\Http\ArcGISHttpClientHandler.cs:879 
--- End of stack trace from previous location where exception was thrown ---
  at System.Net.Http.HttpClient+<SendAsyncWorker>d__48.MoveNext () [0x00080] in /Users/builder/jenkins/workspace/xamarin-macios/xamarin-macios/external/mono/mcs/class/System.Net.Http/System.Net.Http/HttpClient.cs:276 
--- End of stack trace from previous location where exception was thrown ---
  at Esri.ArcGISRuntime.ArcGISException.HandleCoreError (RuntimeCoreNet.GeneratedWrappers.CoreError error, System.Boolean throwException) [0x00013] in C:\daily_r\api_xam\dotnet\api\src\Esri.ArcGISRuntime\Esri.ArcGISRuntime.Shared\ArcGISExceptions.cs:75 
  at RuntimeCoreNet.GeneratedWrappers.Interop.CheckError (System.IntPtr errorHandle, System.Boolean throwOnFailure, System.Runtime.InteropServices.GCHandle wrapperHandle) [0x00025] in C:\daily_r\api_xam\dotnet\api_generated_interop\managed_wrappers\Interop.cs:104 
  at RuntimeCoreNet.GeneratedWrappers.CoreTask.Get () [0x00019] in C:\daily_r\api_xam\dotnet\api_generated_interop\managed_wrappers\CoreTask.cs:249 
  at Esri.ArcGISRuntime.Internal.CoreTaskExtensions+TaskCompletedCallbackHandler`1[T].OnCompleted (System.Object sender, System.EventArgs e) [0x00034] in <ba56ab53f008409c90e2b678b1778e1f>:0 
--- End of stack trace from previous location where exception was thrown ---
  at Esri.ArcGISRuntime.Internal.CoreTaskExtensions+TaskCompletedCallbackHandler`1+<CreateInternal>d__7[T].MoveNext () [0x00062] in <ba56ab53f008409c90e2b678b1778e1f>:0 
--- End of stack trace from previous location where exception was thrown ---
  at Nexgen.iOS.BaseEsriMapController+<SetLayerLegend>d__64.MoveNext () [0x00029] in /Users/ddias/Projects/NexgenAM Mobile/iOS/Controllers/Gis/BaseEsriMapController.cs:246 }