Mods, please lock this thread.
Flash this in Odin PDA Block to restore your phone to Stock MJ4. I've used this 3 times and I have not once lost any data or apps.
I would like to thank samsung-updates.com for this file.
Return to Stock N900PVPUBMJ4...
DO NOT ATTEMPT TO FLASH THIS IF YOUR PHONE HAS EVER HAD ANDROID 4.4 (KITKAT) INSTALLED