If you have locked the database account you can unlock this way:
Login to NCM DB by using the command:
su - pgdba
Now enter this command:
psql voyencedb voyence
In Windows environment, open a command prompt and navigate here: NCMBase/db/controldb/bin
Then run this command: psql -p 5435 -h 127.0.0.1 --username=voyence -d voyencedb
After which you'll be prompted to enter the Database password.
Run the following sql commands to unlock the account:
update cm_user set login_attempts_remaining =3 where user_name='sysadmin';
update cm_user set enabled = true where user_name='sysadmin';