代理已停止或已停止，无法创建其他挑衅者

Question

每隔一段时间，我就会开始看到以下异常。我不确定如何解决它，或者应用程序为何认为它停止了。修复它的唯一方法是重新启动应用程序。此错误的最佳做法是什么？此错误的原因是什么？

System.OperationCanceledException: The agent is stopped or has been stopped, no additional provocateurs can be created.
at GreenPipes.Caching.Internals.NodeValueFactory`1.<CreateValue>d__7.MoveNext()
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at offset 12
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(System.Threading.Tasks.Task task) at offset 38
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(System.Threading.Tasks.Task task) at offset 46
at GreenPipes.Caching.Internals.NodeTracker`1.<AddNode>d__38.MoveNext()