forcibly exit the process if another exception is thrown while trying to shutdown. fixes #240
forcibly exit the process if another exception is thrown while trying to shutdown. fixes #240

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