G935FD IMEI 000000000000000 Solution needed

This Happen after coupled of tried to Unlock the phone http://forum.gsmhosting.com/vbb/f453…grade-2111678/
Now the Big Issue is that i have mistakenly delete the Samsung tool installation folder while trying to use different versions and am unlucky to store the cert & efs backup some where..

Now Pls whats the Solution to This?
@Blank pls dont ignore me….