Centrify adds local user to the domain automatically.
There was add ignore user group. so now i am able to login.
We use centrify to add Ubuntu desktop in our windows domain, Centrify by default adds a local user as a domain user.
So we need put your user in the ignore user list so that we can log in with local user.
cd /etc/centrifydc
There you will file call "user.ignore:
File content below.
#
# user.ignore (Debian)
#
# Speed up lookups for common users who we know aren't in AD
#
# These values are controlled via group policy under
# CentrifyDC Settings->Login Settings->Users to Ignore (Lookup)
#
# The syntax is
#
# user_name
#
root
bin
daemon
sys
sync
games
man
lp
mail
news
uucp
proxy
www-data
backup
list
irc
gnats
nobody
Debian-exim
telnetd
sshd
identd
Abc #---------------------------------my local user. Change this to your username
After that i was able to log in with local user also.