Use these steps to unlock affected user accounts, including admin users.
If you lock out an Open Directory admin
In Terminal, use this command:
sudo pwpolicy -n /LDAPv3/ldapi://%2Fvar%2Frun%2Fldapi clearaccountpolicies
If you lock out a local admin
- Start the computer in single user mode. To start in single user mode, hold Command-S at startup.
- Use the following commands to remove the global password policy when the shell prompt appears:
/sbin/fsck -fy /sbin/mount -uw / /bin/launchctl load /System/Library/LaunchDaemons/com.apple.opendirectoryd.plist /usr/bin/pwpolicy -n /Local/Default clearaccountpolicies
- After entering the commands, press Control-D to restart the computer normally.