I've also tried: server.Connect(url, new Opc.ConnectData(new ())) Url = new Opc.URL("opcda://localhost/RSLinx OPC Server") I've double checked all DCOM config and I'm using the standard connection code: fact = new OpcCom.Factory() Inner Exception: CoCReateInstanceEx: Class is not licensed for use. My client had no problem connecting to RSLinx Classic Gateway, when that version was used on the same machine.īut now that we've replaced Gateway with Single Node, I'm getting the following error sourced from OpcNetApi:Į_NETWORK_ERROR Could not connect to server. My C# OPC client uses OpcNetApi and OpcNetApi.Com and is installed on the same machine as RSLinx Classic Single Node.
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