A possible solution, if the OPC Client cannot find the CIMPLICITY OPC Server, is to identify the OPC Server in the CIMPLICITY OPC Server properties dialog box.

	Client Location
	Client General

1. Client Location

Note: If you do not see CIMPLICITY OPC Server in the DCOM Config folder, reboot your computer before completing this procedure.

1. Open the CIMPLICITY OPC Server Properties dialog box on the Windows XP or Windows 2003 client node.

2. Select the Location tab.

3. Check Run application on the following computer.

4. Enter the computer name that is the Proficy CIMPLICITY OPC Server in the ....following computer field.

Tip: Click Browse to find the computer.

5. Click Apply.

2. Client General

1. Select the General tab in the CIMPLICITY OPC Server Properties dialog box on the client node.

The General tab confirms that:

The CIMPLICITY OPC server object is registered on the client node.

Another node is specified for activation/access of the object.

2. Click OK.

Result: The CIMPLICITY OPC Server Properties dialog box closes.

A client application on the remote node should now be able to reference the CIMPLICITY OPC Server (given that DCOM security issues have been addressed).

ID's are:

ProgID of the OPC Server	CIMPLICITY.HMI.OPCServer
CLSID	{B01241E8-921B-11d2-B43F-204C4F4F5020}

More information

2. Possible Solutions when an OPC Client cannot connect to the OPC Server.

---