Frequently Asked Questions – OPC Client
Please enable .NET Framework 3.5 in the operating system and then reinstall OAS.
https://docs.microsoft.com/en-us/dotnet/framework/install/dotnet-35-windows-10
Step 1 – Unregister server.
Using the Windows Command Prompt running As Administrator go to the directory C:\Program Files (x86)\Open Automation Software\OPC Systems.NET\ and type DANSrv.exe /Unregserver.
Step 2 – Register to run as a Windows Service
Using the Windows Command Prompt running As Administrator go to the directory C:\Program Files (x86)\Open Automation Software\OPC Systems.NET\ and type DANSrv.exe /Service /AutoStart.
Step 3 – Verify OPC Server is Registered
Using the Service Control Manager the Windows Service OPCSystems.NET DA Server should be listed to run in Automatic Startup Type. You can select to manually start the server or restart the operating system and the server will start automatically.
<add key=""ValueOnlyBrowsing"" value=""False""/>
<add key=""WCFPortNumber"" value=""58724""/>View the following video on how to adjust WCF port number in the realtime service and all client applications:
<add key=""EnableRemoting"" value=""True""/>
<add key=""UserName"" value=""""/> <add key=""Password"" value=""""/>