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Home > Success Center > Netflow Traffic Analyzer (NTA) > NTA - Knowledgebase Articles > NTA Service in NTA Flow Storage Server crashes due to .Net TCP Port Sharing timeout

NTA Service in NTA Flow Storage Server crashes due to .Net TCP Port Sharing timeout

Created by Reymund Oyong, last modified by Verwin Ubana on Feb 02, 2017

Views: 992 Votes: 1 Revisions: 6


This article provides brief information and steps to resolve the issue when the NTA Service in NTA Flow Storage Database Server crashes. 

The FastBit Server log shows the following error:

2016-05-25 14:21:50,918 [7] ERROR SolarWinds.Netflow.FastBit.Server.Service.Program - Unhandled exception: Message: This request operation sent to net.pipe://nettcpportsharing/2efbcf6e-de55-42bd-8eb2-08edacacb8ca/ did not receive a reply within the configured timeout (00:01:00).  The time allotted to this operation may have been a portion of a longer timeout.  This may be because the service is still processing the operation or because the service was unable to send a reply message.  Please consider increasing the operation timeout (by casting the channel/proxy to IContextChannel and setting the OperationTimeout property) and ensure that the service is able to connect to the client.
 Stack Trace: 
Server stack trace: 
   at System.ServiceModel.Dispatcher.DuplexChannelBinder.SyncDuplexRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Dispatcher.DuplexChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, Prox


All NTA versions



The Windows .Net TCP port sharing is not responding to requests.


  1. On the workstation clients workstation and application/orion server

  2. From the Start menu, open the Services Management Console either by opening a Command Prompt window and entering services.msc or by opening Run and entering services.msc into the Open box.

  3. In the Name column of the list of services, right-click the Net.Tcp Port Sharing Service, and select Properties from the menu.

  4. Right click Net.Tcp Port Sharing Service and click Restart.





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