Log in to UI VM console and
- cd to /usr/lib/vmware-vcops/user/conf/install and
- Type ./resetadminpwd.sh <newpassword>
- If you are still having issues logging in see if the account is locked out by typing su admin Twice -- It will show "Account locked due to xx failed login"
- Type "Pam_tally --user admin --reset" to reset.
- then reboot VCOPS