Repair EFS from I9100 N7000

This manual is intended only for people that have no IMEI. 
If your IMEI 004999010640000 looks like 000000000000000 or 
contact me and do not make the manual!

You must have root and installed terminal emulator - 
TE First check whether your EFS is correct.
Point 1:  TE Run and type: 

poin1
mount looking for this line  

/dev/block/mmcblk0p1 on /efs type ext4(rw,nosuid,nodev,noatime,commit=20,barrier=1, nodelalloc,data=ordered)

Point 2:

Run a terminal emulator and type these commands: 

 su confirm and then type   

mke2fs /dev/block/mmcblk0p1  confirm and then type   

mount -w -t ext4 /dev/block/mmcblk0p1 /efs confirm and then type  

 reboot  
poin2
 

 Point 3:   

Download this file. 
	files efs i9100	(11878 downloads)
 Unzip it and copy ilostit.dd to phone memory. 

  su confirm and then type     

dd if=/sdcard/ilostit.dd of=/dev/block/mmcblk0p1  confirm and then type   

reboot