A virtual circuit error occurred on the session to computer name. The network control block (NCB) command and return code is the data.
Any action to correct the problem should be performed on that computer. The connection between your workstation and the specified server was unexpectedly broken. The server may have been restarted or a network problem may have occurred.
If the server was restarted, retry the operation to reestablish the connection. If you need more assistance, contact technical support. This message displays an NCB value and the NCB error that was returned. Save this information for technical support.