Exception when trying to preview NOTAMS

[Mike Fries]

vATIS_Merged, Version=3.1.0.1, Culture=neutral, PublicKeyToken=null

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Culture : en-US

OS : Microsoft Windows NT 6.1.7601 Service Pack 1

Framework : 4.0.30319.42000

Time : 10/18/2019 10:15:53

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Details: System.NullReferenceException: Object reference not set to an instance of an object.

at bl.a(Object A_0, AtisPreviewRequestEventArgs A_1)

at bbv.Common.EventBroker.Handlers.EventBrokerHandlerBase.HandleSubscriberMethodException(TargetInvocationException targetInvocationException, IEventTopic eventTopic)

at bbv.Common.EventBroker.Handlers.Background.<>c__DisplayCl[Mod - Happy Thoughts]2_0.b__0(Object state)

at System.Threading.QueueUserWorkItemCallback.WaitCallback_Context(Object state)

at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)

at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)

at System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem()

at System.Threading.ThreadPoolWorkQueue.Dispatch()

at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()

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[Justin Shannon]

This has been fixed for the next release.