In this instance, the NIS Server, which had been upgraded from version 2.5.1 to version 2.6, was repeating this error message every ten minutes. Also, the Server was less frequently repeating the following message:
rpc.nisd_resolv: svc_getreqset: no transport handle for fd2
#B=-b B=You might also need to remove the -d option from the ypserv command in the /usr/lib/netsvc/yp/ypstart script. Then, you must reboot the machine.