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After installing TAC Vista OPC server it does not show up as a Windows service


When installing the TAC Vista OPC server it doesn't show up as a Windows service like it should.

Product Line

TAC Vista


TAC Vista OPC Server


A valid license for the TAC Vista OPC server must be installed before installing The OPC server.


  1. Uninstall the OPC software
  2. Install a valid license for the TAC Vista OPC server.
  3. Reinstall the OPC software

For more OPC Server issues please see Vista OPC Server Installation and Known Issues.

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