Training time finished without any models trained. #ML.NET

Problem encountered on https://dotnet.microsoft.com/learn/ml-dotnet/get-started-tutorial/train
Operating System: windows

Provide details about the problem you're experiencing. Include your operating system version, exact error message, code sample, and anything else that is relevant.
at Microsoft.ML.ModelBuilder.AutoMLService.Experiments.AutoMLExperiment`3.d__23.MoveNext() in E:\A\_work\1326\s\Microsoft.ML.ModelBuilder.AutoMLService\Experiments\AutoMLExperiment.cs:line 103
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.ML.ModelBuilder.AutoMLEngine.d__28.MoveNext() in E:\A\_work\1326\s\Microsoft.ML.ModelBuilder.AutoMLService\AutoMLEngineService\AutoMLEngine.cs:line 134

#ML.NET

Inizia riproducendo il tutorial di training su Windows, quindi esamina AutoMLExperiment.cs alla riga 103 e AutoMLEngine.cs alla riga 134 dello stack trace segnalato. Traccia il motivo per cui il training viene completato senza produrre un modello e conferma che l’esecuzione del tutorial addestra almeno un modello senza il problema segnalato.

Scritto dal modello di indicizzazione a partire dal testo della issue.