Crap!!! Serious HELP needed !!!

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http://forum.xda-developers.com – I just followed the KBking Video to lock bootloader. I did.. and now My phone is stuck on this screen and wont do anything else! Dont have access to Twrp, and I have tried every single buttom and comes back to this screen I used SDK to relock the bootloader, Should I use SDK again to fix this thing? what to do !!! (HowTos)