实施 IHostedServices 后，我一直收到此异常。我不知道是什么原因造成的。有人可以帮忙吗？
{"ClassName":"System.Threading.Tasks.TaskCanceledException","Message":"任务被取消。","Data":null,"InnerException":null,"HelpURL":null,"StackTraceString":"在 Core_API.Services.HourlyService.ExecuteAsync(CancellationToken cancelToken)","RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2146233029,"Source":"System.Private.CoreLib" "WatsonBuckets":null}