Use the following procedure if an attempt to login to the console as root brings up the following message.
See To Boot in Single User Mode from U-Boot Monitor Mode. The root single user prompt appears as shown in the following screen example.
2. Open the /etc/nsswitch.conf file for editing.
[root@(none) /]# vi /etc/nsswitch.conf
3. Search for the uncommented entries for the passwd, shadow and group databases [whose lines do not start with the pound (#) sign].For example, in the portion of the nsswitch.conf file in the following screen example, no pound (#) signs appear before the entries for the passwd, shadow, and group databases under NISLocal.
4.
6. Open the /etc/portslave/pslave.conf file for editing.
[root@(none) /]# vi /etc/portslave/pslave.conf
7.
[root@(none) /]# reboot