Fix typo, and send error to stderr
Fix typo, and send error to stderr

quartzjer/Locker,othiym23/locker,LockerProject/Locker,othiym23/locker,Singly/hallway,Singly/hallway,LockerProject/Locker,LockerProject/Locker,quartzjer/Locker,LockerProject/Locker,quartzjer/Locker,othiym23/locker,LockerProject/Locker,othiym23/locker,quartzjer/Locker,othiym23/locker,quartzjer/Locker