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Home > Success Center > Netflow Traffic Analyzer (NTA) > NTA - Knowledgebase Articles > NetFlowService will be abnormally terminated - UnhandledException was caught : System.AccessViolationException: Attempted to read or write protected memory

NetFlowService will be abnormally terminated - UnhandledException was caught : System.AccessViolationException: Attempted to read or write protected memory

Updated August 8th, 2016

Overview

This article provides the issue when you NTA does not show any flow data on the Web console and the NTA flow storage database service cannot be started due to the following error:

ERROR SolarWinds.Netflow.FastBit.Server.Service.Program - NetFlowService will be abnormally terminated - UnhandledException was caught : System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.

Environment

NTA 4.1 and later

Resolution

  1. Go to NTA FlowStorageDB server.
  2. Create a new location path to save the flow.
  3. Run the NTA flow configurator and put it to the new location.
  4. Start the NTA flow storage service under Services.msc.
  5. Start the netflow service on the Main Solarwinds Server using Orion Service Manager.

 

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