The server experiences an error return code when trying to open the indicated Named Pipes name for Named Pipes communication with a client. The return code shown is returned by the Windows CreateNamedPipe API.
The session is ended. Server operation continues. Named Pipes communications is inoperative.
The server may have run out of file handles. Stop and restart the server to reenable Named Pipes communications. It is not normal to run out of file handles. A system or logic error may be the underlying cause.