ndsconfig failed to extend schema for notf.sch and nsimpm.sch

Installed the eDirectory 8.7.3 binaries.

Applied the eDirectory 8.7.3 SP9

Have not applied the Security Services

Tried to add the server in the tree and received the error below:

Enter admin name with context[admin.org]:admin.novell
Enter the password for admin.novell:
Configuring Novell eDirectory server with following parameters
Admin name = admin.novell
dibdir path = /var/nds/dib
Extending schema...
For more details view schema extension logfile: /var/nds/schema.log
Schema extenstion failed for /usr/lib//nds-schema/notf.sch.
Schema extenstion failed for /usr/lib//nds-schema/nsimpm.sch.
Schema Extension Failed.
Please look for /var/nds/ndsd.log file for more information.