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The NetFlow Traffic Analyzer (NTA) service is not working and the following error in the NTA Business Layer appears:
ERROR SolarWinds.Orion.NetFlow.Service.Program - NetFlowService will be abnormally terminated - Unhandled exception.
System.IO.FileLoadException: Could not load file or assembly 'file:///D:\Program Files (x86)\SolarWinds\Orion\NetFlowTrafficAnalysis\SolarWinds.Netflow.FastBit.Server.dll' or one of its dependencies. Operation is not supported.
Note: The path could vary, depending on the installed location.
Another application is restricting access to the SolarWinds.Netflow.FastBit.Server.dll file.