[Q] Where is nv_data.bin in Skyrocket - AT&T Samsung Galaxy S II Skyrocket SGH-I727

My IMEI number got changed and also WIFI and Bluetooth address are missing... how do the i fix

SR doesn't have nv_data.bin. Search for 'corrupt efs', there is a thread with the solution.

Try ODIN back to stock. Trying to unlock your phone did you?

http://www.en.lmgtfy.com/?q=corrupt+efs
Pick the first link

xcrazydx said:
http://www.en.lmgtfy.com/?q=corrupt+efs
Pick the first link
Click to expand...
Click to collapse
Nice, I need to use that more often!

ah, i tried all that option of restoring EFS... no luck.... my IMEI number is still unchanged... WIFI / Bluetooth not working.... Serial number of phone shown as 00000000
it does work and i can make calls/receive... is it possible to restore it from another skyrocket or modify any files

Try:
Dial:
*#197328640#
In service mode menu select:
[6] Common
[6] NV Rebuild
If the bottom of screen says:
Golden-backup exist
You can Restore Cal/NV
Then you can try:
[4] Restore Cal/NV
Then reboot.
DO NOT USE MENU ITEMS 1, 2, or 5 - These will wipe the hidden efs1, efs2, or efs backup partitions.!!!
Proceed at your own risk.

I tried using below option... still IMEI number not changed ...Serial number still showing 0000000
*#197328640#
In service mode menu select:
[6] Common
[6] NV Rebuild

Did you do select [4] Restore Cal/NV and reboot ?

Yes.. i did select [4] Restore Cal/NV and reboot.. is there anyway to rebuild the efs

So what exactly were you doing to the phone that caused the imei to be lost? Rom flash? Deleting files in /efs? Knowing the cause will help with solution. What Rom are you currently on? What file names are in /efs/imei folder?

IMEI folder contains - bt.txt / keystr / mps_code.dat... i set to default nv_ram from dial secret codes.

nkamurlekar said:
IMEI folder contains - bt.txt / keystr / mps_code.dat... i set to default nv_ram from dial secret codes.
Click to expand...
Click to collapse
If I'm understanding correctly, the reason the IMEI was lost in the first place was because you did a 'Load Default NV' from the 'REBUILD NV' menu?
Sorry, but your out of luck. That menu option rebuilds the efs partitions containing the IMEI information stored in mmcblk0p18 and mmcblk0p19 with default values and is not recoverable.

Is there no way to fix this? I'm in the same boat. I have the IMEI number (it's on a sticker on my retail box).........but which file(s) need hex edited to get it back in there? I had to do this with my Sensation once (I believe it was editing mmcblk0p4 5 and 6?).
Any idea on this phone???

If cschmitt says it can't be done.... it probably can't be done.
Sorry!
--
sent from my I727 TROLLING DEVICE using XDA premium. Questions? look here: http://forum.xda-developers.com/search.php

Not sure if this is relative but check out MobileTechVideos. Maybe he can help you.

From the sounds of it blk18 and blk19 have the IMEI embedded in there somewhere according to his post? I looked at them both and don't see it, though.

cybertlc said:
From the sounds of it blk18 and blk19 have the IMEI embedded in there somewhere according to his post? I looked at them both and don't see it, though.
Click to expand...
Click to collapse
Try pm'ing him (cschmitt). Dude is a genius.
--
sent from my I727 TROLLING DEVICE using XDA premium. Questions? look here: http://forum.xda-developers.com/search.php

mindmajick said:
Try pm'ing him (cschmitt). Dude is a genius.
--
sent from my I727 TROLLING DEVICE using XDA premium. Questions? look here: http://forum.xda-developers.com/search.php
Click to expand...
Click to collapse
Thanks, I'll do that.

cybertlc said:
From the sounds of it blk18 and blk19 have the IMEI embedded in there somewhere according to his post? I looked at them both and don't see it, though.
Click to expand...
Click to collapse
You don't see them because both of those partitions are encrypted. One is the working copy other is a fail over backup, in case the first is corrupted. They also contains radio calibration data, phone isn't much use without it.
Did you attempt the restore golden backup thing listed a few posts back?

Related

samsung imei t959v null

bad product has stayed with me unlock imei in many symbols and I spent several flash supposedly repaired the problem but has remained the same ...
I entered the t959v efs folder and I have noticed that arhive containing the information of the imei are not.
I would like some method possible to repair and return to the original imei t959v.
or if possible a colleague that I can upload the files containing the information of IMEI in order to try and restore because I have.
thanks before hand.
1. this is the wrong forum this goes in general not android developement.
2. read before you post theres already a thread on this and if you read that thread youll find out that no ones gonna give you their efs folder...no one wants someone else having their imei
The eds folder has a lot of private data in it. I can't give mine. Sorry bout tthat.
Sent from my SGH-T959V using XDA App
discurpen discomfort and understand that it is private discurpen for posting ...... and in the wrong section ...
ahy a way to restore files to repair imei error?
alexis_01 said:
discurpen discomfort and understand that it is private discurpen for posting ...... and in the wrong section ...
ahy a way to restore files to repair imei error?
Click to expand...
Click to collapse
Go to the general section of this device.Read the thread "how I fixed my emi null null" something like that..you may have a copy of thqt folder in your sd card.
Sent from my SGH-T959V using XDA App

restoring a lost IMEI

in the process of flashing the phone no longer show it's IMEI in status or in *#06#.
Carrier blocks the phone, i assume because of this.
seems to me that /efs/root/afs/settings/nv_data.bin is corrupted.
there is no backup file. :-( How do I recreate the file? can I use some other file and patch it with the correct IMEI?
zagzag99 said:
in the process of flashing the phone no longer show it's IMEI in status or in *#06#.
Carrier blocks the phone, i assume because of this.
seems to me that /efs/root/afs/settings/nv_data.bin is corrupted.
there is no backup file. :-( How do I recreate the file? can I use some other file and patch it with the correct IMEI?
Click to expand...
Click to collapse
What were you doing prior to this?
Does it ask you for a unlock code?
Details please.
i used odin to flash roms to upgrade to gingerbread.
kc1, kh1, voodoo kernel... it's now at kg6.
the phone was t-mobile unlocked, supposedly.
after i had issues with no calls in or out i noticed the imei reported in software (about phone or *#06#) is 00000000000000.
phone reports registered to the cellular network.
nv_data.bin in /efs/root/afs/settings is only 265kb and in hex editor it's all FF apart from one location with 00000000 values.
on an identical phone i have imei reported correctly. can i use it to recover the other one?
Sent from my NookColor using xda premium
zagzag99 said:
i used odin to flash roms to upgrade to gingerbread.
kc1, kh1, voodoo kernel... it's now at kg6.
the phone was t-mobile unlocked, supposedly.
after i had issues with no calls in or out i noticed the imei reported in software (about phone or *#06#) is 00000000000000.
phone reports registered to the cellular network.
nv_data.bin in /efs/root/afs/settings is only 265kb and in hex editor it's all FF apart from one location with 00000000 values.
on an identical phone i have imei reported correctly. can i use it to recover the other one?
Sent from my NookColor using xda premium
Click to expand...
Click to collapse
256kb is the right size. It sounds like someone went the route of trying to hex edit the nv_data.bin to unlock and so on.
It's protected by a md5 checksum file.
Try this - back up the nv_data.bin.md5 in the /efs/root/afs/settings folder as well as the nv_data.bin ( just in case ) and DELETE only the nv_data.bin.md5 file. Reboot. Check your IMEI. Post back.
thegoo said:
256kb is the right size. It sounds like someone went the route of trying to hex edit the nv_data.bin to unlock and so on.
It's protected by a md5 checksum file.
Try this - back up the nv_data.bin.md5 in the /efs/root/afs/settings folder as well as the nv_data.bin ( just in case ) and DELETE only the nv_data.bin.md5 file. Reboot. Check your IMEI. Post back.
Click to expand...
Click to collapse
I've tried different, suggested to me in another forum, deleting both files. They got recreated at boot. Still imei zeros.
Sent from my HTC HD2
zagzag99 said:
I've tried different, suggested to me in another forum, deleting both files. They got recreated at boot. Still imei zeros.
Sent from my HTC HD2
Click to expand...
Click to collapse
Did you try just the.md5 file? And also, did you check your lock statuses? *#7465625#
I have tried that didn't help still zeros.
As for locks, it reports all off.
Sent from my HTC HD2
zagzag99 said:
I have tried that didn't help still zeros.
As for locks, it reports all off.
Sent from my HTC HD2
Click to expand...
Click to collapse
Try this.
Download hex editor.
Open hex editor.
Go look for the nv_data.bin file.
Hit options (the paper looking icon on the botton left of your phone) and click jump to address.
Type 1x1468.
After FF, the next 2 digits probably say 00. Try changing it to 01. And reboot.
If it doesnt work, go back to hex editor and change it back to 00 as thats the network lock.....
Sent from my SGH-T959V using XDA Premium App
You mean address 1468 in hex?
Tried it.
It turned back to 00 after reboot.
Imei still in problem.
Do I need to have the sim in?
I took it out for fear of troubling the network.
Sent from my HTC HD2
I guess not. And no. Having the sim in or not, it doesnt really matter. And you can use the phone perfectly with the imei being straight out 0's. You can call, text, and even use data. Tried it for myself . Unless theres someone else with the same imei. Id say thats a pretty low chance seeing that most people want their own unique imei. Sorry i couldnt help. but hope you can solve your problem!
Sent from my SGH-T959V using XDA Premium App
Unfortunately I can't use the phone with IMEI all in Zeros.
The Carrier blocks me out :-(
I can only switch carrier, but that's a hard option.
Do you think this could help?
Anyone had success?
http://forum.gsmhosting.com/vbb/f452/nvm-repair-android-phones-gift-spt-team-1296409/
Some more ideas, anyone?
Sent from my HTC HD2
I dunno i read around the forums try taking out the sim and sd card, delete the md5 file, and factory resetting. Then turn off your phone for 15 minutes. Havent tried it myself
Sent from my SGH-T959V using XDA Premium App
Light-라이트 said:
I dunno i read around the forums try taking out the sim and sd card, delete the md5 file, and factory resetting. Then turn off your phone for 15 minutes. Havent tried it myself
Sent from my SGH-T959V using XDA Premium App
Click to expand...
Click to collapse
Tried that, it results with new efs files being created with the default 000 IMEI :-(
I suspect I found the offsets of the IMEI in the file of the SGS4G (it differs from other models) but I can't decrypt/encrypt it so to write there the correct IMEI value matching the sticker.
Parallel to that I could find people able to do that to other samsung models , but no one that can do that to SGS4G
did u get a solution
hi i am using SGH-t959v samsung galxy s 4g. and i unlocked it using nv_data.bin file modification. after i unlocked it says NO service.
did u find any solution for it

IMEI null/null

please help my phone has no imei after flash a custom rom framework * # 06 # get this IMEI null / null http://imageshack.us/photo/my-images/546/sc20120828223834.png/
http://imageshack.us/photo/my-images/266/sc20120828223733.png/
Try flashing a different modem
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
dutchthomas said:
Try flashing a different modem
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
I tried ics and ginger stock and nothing
See if this helps you http://forum.xda-developers.com/showthread.php?t=1611796
kishke said:
See if this helps you http://forum.xda-developers.com/showthread.php?t=1611796
Click to expand...
Click to collapse
I try this method and repair the lock screen that did not work but still not working imei imei null / null thank
That is REALLY BAD.... Not sure what to tell you... Heard someone else did that and they were screwed....
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
If it's only IMEI number that's missing use the search, there was a thread a while back with someone having the same issue, he got told to edit some file and enter his IMEI from the phone's sticker.
aiyoros02 said:
please help my phone has no imei after flash a custom rom framework * # 06 # get this IMEI null / null
Click to expand...
Click to collapse
Exactly what rom framework did you flash?
cschmitt said:
Exactly what rom framework did you flash?
Click to expand...
Click to collapse
Just install the Alpha 3 rom CyanogenMod 10 Chopsticks eat as usual, but I think the problem arose when trying to unlock the sim with an online payment program, since then insert * # 06 # and IMEI it says null / null
aiyoros02 said:
Just install the Alpha 3 rom CyanogenMod 10 Chopsticks eat as usual, but I think the problem arose when trying to unlock the sim with an online payment program, since then insert * # 06 # and IMEI it says null / null
Click to expand...
Click to collapse
Ok, first off did you follow the other post regarding repairing /efs/imei/keystr file if necessary?
Otherwise, sounds like the hidden EFS partitions are corrupt.
Do you have a recent nandroid backup (prior to the unlock attempt)? If so, check the data.ext4.tar for an efs1.bin, efs2.bin, and efs3.bin located in /data/qcks directory.
If you have the efs?.bin files I can walk you through flashing them back into the EFS partitions on the phone. That'll restore the IMEI.
cschmitt said:
Ok, first off did you follow the other post regarding repairing /efs/imei/keystr file if necessary?
Otherwise, sounds like the hidden EFS partitions are corrupt.
Do you have a recent nandroid backup (prior to the unlock attempt)? If so, check the data.ext4.tar for an efs1.bin, efs2.bin, and efs3.bin located in /data/qcks directory.
If you have the efs?.bin files I can walk you through flashing them back into the EFS partitions on the phone. That'll restore the IMEI.
Click to expand...
Click to collapse
if you use the method / efs / imei / keystr, and retrieve the Parameter Display Lock was corrupt, but does not appear imei,
I have nothing, everything was erased trying to repair the error, I did all the wipe and factory reset. maybe find another method
aiyoros02 said:
if you use the method / efs / imei / keystr, and retrieve the Parameter Display Lock was corrupt, but does not appear imei,
I have nothing, everything was erased trying to repair the error, I did all the wipe and factory reset. maybe find another method
Click to expand...
Click to collapse
Sorry to say then, without a nandriod backup you're SOL.
cschmitt said:
Sorry to say then, without a nandriod backup you're SOL.
Click to expand...
Click to collapse
I'm facing same issue with my Skyrocket. Did anyone found any solution for this null/null IMEI?
talk2sharn said:
I'm facing same issue with my Skyrocket. Did anyone found any solution for this null/null IMEI?
Click to expand...
Click to collapse
Check out these threads, there are solutions but you got to pay up at least €10
http://forum.xda-developers.com/showthread.php?t=2288390
http://forum.xda-developers.com/showthread.php?t=2287136
how to use efs1.bin efs2.bin and efs3 bin to restore imei
cschmitt said:
Ok, first off did you follow the other post regarding repairing /efs/imei/keystr file if necessary?
Otherwise, sounds like the hidden EFS partitions are corrupt.
Do you have a recent nandroid backup (prior to the unlock attempt)? If so, check the data.ext4.tar for an efs1.bin, efs2.bin, and efs3.bin located in /data/qcks directory.
If you have the efs?.bin files I can walk you through flashing them back into the EFS partitions on the phone. That'll restore the IMEI.
Click to expand...
Click to collapse
Hi,
I found myself in exact same situation (0 IMEI, corruct EFS, no nv_data.bin files on i727). I however have a nandroid backup and I found and extracted the efs1-3.bin files from /data directory.
Could you please let me know how to flash them into the EFS partition to restore the IMEI.
you are my last hope !!!!!
bmyury said:
Hi,
I found myself in exact same situation (0 IMEI, corruct EFS, no nv_data.bin files on i727). I however have a nandroid backup and I found and extracted the efs1-3.bin files from /data directory.
Could you please let me know how to flash them into the EFS partition to restore the IMEI.
you are my last hope !!!!!
Click to expand...
Click to collapse
howto backup/restore efs
dont know if it will fix the imei though

[Tool][Win] Repair IMEI & Roaming ERI issues

DISCLAIMER
This tool is only to be used to restore your original MEID/IMEI, this tool is not to be used for anything other then that, by downloading this tool YOU agree that you will only be using it to restore a damaged MEID/IMEI. XDA, FTT, I or anyone else is not held accountable for actions that you might consider doing. Any talk of "Cloning", 'Changing" etc will be reported and immediate ban AS THIS IS YOUR ONLY WARNING. So please avoid this. There should be no reason you don't see this, its the first thing you see when reading the thread.
What this is for
Some users when installing a rom, recovery or unlocking the bootloader experience a lose of there IMEI and or ERI. This tool is designed to help them recover it, specially in the case where they didn't make any prior backups.
PLEASE NOTE
If this does not work for you, you can try to use this code in the dialer *2767*3855# using a stock rom. To see if it will factory reset your device.
You may also try ##RTN# to reset device, this will erase all settings and data from the device. In order for this code to you work you must be on a stock touch wiz rom and enable hidden menu.
Prerequisites
Windows XP, Vista, 7 or 8 64bit or 32bit
Microsoft DotNet 3.5 Installed.
Diagnostic Drivers Installed
How To
You must enable the diagnostic port on your device. If you are on a TouchWiz based rom follow TouchWiz Diag else follow ASOP Diag.
1. Find your IMEI under the battery on the device, you should see a sticker. Copy the IMEI down and power on the device.
2. Connect the device to your computer and open "Device Manger"
3. Check under "Ports" and Look for Samsung and Note the Comport it is on.
4. Open the software and under comports select the comport number you found your device on then click connect.
5. Check the IMEI number of to the left, and note the ERI message. If it is red and says your ERI is missing or not found. Please do both methods.
6. If your ERI is not found, click on "Repair" in the ERI section, if your IMEI is missing, when asked to reboot click "NO" other wise click yes and you are done.
7. Type your IMEI in the IMEI box, Do not worry about MEID it will auto fill once IMEI is typed.
8. You will notice that the last number is added automatically this is done using the Luna Algo and is a checksum number.
9. Once you have typed your IMEI click on "Repair" in the IMEI section, once the repair is done your phone will auto reboot.
10. Please check your ERI and IMEI under Settings/System/About/Status. Your IMEI should appear and ERI version 5 should be there.
Thats it you should not be roaming anymore and your IMEI successfully repaired.
TouchWiz Diag
1.) Bring up the Dial Pad on the phone
2.) Press *#22745927
3.) When the "Enable/Disable Hidden Menu" comes up
tap where it says "Hidden Menu Disabled".
4.) Select "Enable" on the popup.
5.) Select "OK"
6.) Press the "Home" key to return to the home screen.
7.) Bring up the Dial Pad on the phone
8.) Press **87284 (USBUI)
9.) On "PhoneUtil" make sure "PDA" is selected.
10.) Select "Qualcomm USB Settings"
11.) Select "DM+MODEM+ADB"
12.) Select "OK"
Note:You can also use "Casual" and invoke the PhoneUtil menu directly.
AOSP Diag
Using adb. or terminal
Execute DiagMode.sh
Code:
echo 0 > /sys/class/android_usb/android0/enable 0
echo smd,bam > /sys/class/android_usb/android0/f_rmnet/transports
echo diag > /sys/class/android_usb/android0/f_diag/clients
echo 1 > /sys/class/android_usb/android0/f_acm/instances
echo rmnet,acm,diag > /sys/class/android_usb/android0/functions
echo 1 > /sys/class/android_usb/android0/enable
To return to normal
Execute MTPMode.sh as root
Code:
echo "" > /sys/devices/virtual/android_usb/android0/f_mass_storage/lun_ex/file
echo 0 > /sys/devices/virtual/android_usb/android0/enable
echo "mtp,acm,adb" > /sys/class/android_usb/android0/functions
echo 1 > /sys/devices/virtual/android_usb/android0/enable
vold
Video How To
How To Upload ERI using Revskills
Manual Method / How This Works
The IMEI part is complex and I wont go into detail on that at all. If you dont have access to a windows machine, then I'm sorry but most of the avail tools that will allow you to repair IMEI is going to be Windows based and you can use a virtual machine. Not with my tool but others. This is mostly going to be focused on the ERI it self.
The ERI is binary file that is stored on the QCOM chipset, this is the primary file the "Radio" and the device use in order to determine certain functionality of the device.
This is stored as /nvm/eri_0 on the QCOM's EFS. You can use QPST EFS Explorer all though it will probably crash, or some other EFS explorer for Qualcomm chipset's.
I have uploaded the original eri_0 file to this forum. All you have to do is download it. User QPST or Bitpim, Revskills, and upload the file to /nvm/eri_0 you can leave it's permissions as 666 or chmod the permissions to 777 your choice the phone will read it either way.
The /nvm/eri_0 that is uploaded to this forum comes from a stock s3, although its the same ERI file Verizon has been using forever. Thats all this tool does. Simply fix's the IMEI and uploads a good eri file to the correct directory.
Questions and Answers
Q) Do I need to do anything special first like back up any part of my phone or anything ?
A) No, as long as you can enable diag port you can restore your IMEI, just look on the back of your device under the battery for your original IMEI. I STILL ADVISE YOU TO BACK UP using this method here http://forum.xda-developers.com/showthread.php?t=1852255
Q) Can this change IMEI?
A) Its purpose is not to change IMEI doing so is illegal and any talk about changing the IMEI will be reported and you may be banned. I advise against it as it could cause unknown issues.
Q) Can you share how this works.
A) No, sorry my position, my family and my job comes first and this would put me in a bad position.
Q) Can you just tell me in pm.
A) No so dont bother asking.
Q) My phones says Roaming and show roaming icon will this fix it ?
A) Yes this should be able to fix that issue, it does that by uploading the ERI back to the QCOM chipset.
Q) Should I / Do I have to donate ?
A) No, you don't need to donate, and I don't want you to fell you need to. Your donation could go to something else EFF, Adam Outler, XDA, Poor kids in any country, some other foundation. If you feel you would like to donate to me you can, I wont stop you and I wont ask you to.
Credits
Not sure who all to credit if you feel your name should be here Just tell me and why and Ill post it here. I did not read any of the other forum really, but ill list who i have seen and who as helped me identify it was the ERI
Also no particular order
Adam Outler - For everything he does, I watch a lot of his videos.
WildZontar - For his thread, not sure if its his info or just info collected. - http://forum.xda-developers.com/showthread.php?t=1852255
TrevE - For what he has contributed, looks like a lot very knowledgeable person
Jay Evans - For doing the initial tests
BillBauman - Discovered the missing ERI
GerardAnthony - For the AOSP mode scripts
Again, for these people as well, I didn't read the whole thread etc to see everything they contributed. If someone would or if they would / want me to update it please ask to me to update so I can give credit where its do.
amoamare said:
This tool will help you restore your IMEI back to your device. Its about ready. I'm a little tired but I will have it up shortly
Click to expand...
Click to collapse
waiting
Exe has been added.
I gotta give you props just for making your own IMEI all 9's, i would never do that on purpose.
Have to make sure it works as intended lol. I'm not to worried as I know I can restore from it.
the program force closes on me when i try to open it is there something wrong with it? i tried downloading it again and it does the same.
Whats the error you are receiving and are you sure you have at lest 3.5 Dot net installed ?
amoamare said:
Whats the error you are receiving and are you sure you have at lest 3.5 Dot net installed ?
Click to expand...
Click to collapse
ya it could be just something messed up with my computer. im trying to redownload it again and update .net and see if it helps
Does this have the roaming glitch?
What roaming glitch ? Sorry not familiar with that. This doesn't modify anything other then the IMEI
amoamare said:
Whats the error you are receiving and are you sure you have at lest 3.5 Dot net installed ?
Click to expand...
Click to collapse
i updated to 4.5 and still it says program has stopped working and self quits.
same...heres a pic...windows 7 64bit. Ran in compat mode for xp as admin, same error. I am fully updated.
edit: I looked into the app, and you have problem with kernelbase.dll
Ok one sec ill recompile again, one reason i really hate C# haha i think i know what it is
Please re-download should be v2. I forgot to compile a dll with it, so should work now.
sweet dude...yea looks like a faulty dll. Nice program though...I deleted my esn/meid/iemi to see if I could restore earlier today and figured out how but one program would save a lot of steps. Many thanks.
Edit: works!!
amoamare said:
What roaming glitch ? Sorry not familiar with that. This doesn't modify anything other then the IMEI
Click to expand...
Click to collapse
It is where it shows that your roaming, Its a Graphical Glitch.
fr8cture said:
It is where it shows that your roaming, Its a Graphical Glitch.
Click to expand...
Click to collapse
We sure its just a graphical glitch?
Sorry if this is a stupid question. Flame me if you must.
Is it possible to port this to another device or edit to make it compatible. I personally don't need it, but anyone with a lost imei would find it immensely useful. As you can see from my sig I have an att galaxy s2 skyrocket. Thanks for your time.
In case you were wondering this thread showed up in the unread list when I opened the xda app
------------------------------------------------
Sent from my Skyrocket i727 running AOKP JB
For a one stop shop are Vincom's threads
Everything Root: http://forum.xda-developers.com/showthread.php?t=1773659
Returning to Stock: http://forum.xda-developers.com/showthread.php?t=1652398
Mike on XDA,
It's possible but it would have to be written for that device, meaning I would have to have test device or some way to check stuff.
Damn, this is legit man. Thanks so much for making this tool. I have yet to lose mine, but I'm sure it'll happen at some point.
Much appreciated, booted up just fine on win8 rtm. This is the stuff legends are made of haha.
Sent from my SCH-I535 using xda premium

[UNSOLVED] Unknown IMEI/Baseband

LESSON LEARNT (for everyone): Please make sure to do a complete EFS backup before you do anything or you will end up like me!!!
So yeah I flashed Deodex_LF2_Cwm.zip yesterday, trying to deodex my DDFL2.
And following that I experienced total loss of mobile signal, baseband, IMEI, IMEI SV, and phone (*#1234#).
And I haven't been seeing this kinda thing to come, I did not back up EFS. (Yeah brilliant me)
So I tried a few of these:
[GUIDE] Recover your IMEI in 9 steps
Repair IMEI using EFS Pro
Reflashing from latona.pit then XXKPE; for a few times
Flashing stock ROM for Malaysia region (Froyo and GB)
Flashing various Modem.tar (DDLE1, DXKP7, etc) via Odin3 at different ROM levels (XXKPE, DDLF2, even CM10A4)
Restoring Nandroid backup from other SL user (Thanks Rich'Dawg')
But nothing worked so far yet.
Now that I checked the /efs folder is empty and there is only a folder named lost+found.
Some websites said about fixing IMEI for small fees but in cases of blank IMEI (*#06#), chances are only 30%.
And my last resort would be getting it replaced in Samsung service centre or any repair shop, which I suspect that the motherboard would be more expensive than some simple new Android phones.
Leaving this forum for the moment as to collect more money to get a new phone . . . :crying:
Lastly, thanks for all the input. Greatly appreciated.
Do you able to call anyone. ? if yes then no need to change anything. if no then you should search for imei solution on xda. there is some tutorial for fake imei.
nicsptl said:
Do you able to call anyone. ? if yes then no need to change anything. if no then you should search for imei solution on xda. there is some tutorial for fake imei.
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Click to collapse
Nope. I totally lost signal and mobile network.
cheeyeen said:
Nope. I totally lost signal and mobile network.
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Click to collapse
do you flash b4 CM10? if yes, search your sd card and External sd card for the installation backup of efs folder
chongns said:
do you flash b4 CM10? if yes, search your sd card and External sd card for the installation backup of efs folder
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Yes I did but nope I couldn't find. sucks.
It is in a folder name backup
Sent from my GT-I9003 using Tapatalk 2
chongns said:
It is in a folder name backup
Sent from my GT-I9003 using Tapatalk 2
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Click to collapse
Sad enough this folder does not exist in my phone....
Have you had any idea if Samsung would fix this in Malaysia..? Or how much would that be.
I spent like 10 hours trying to look for a solution but >"<
cheeyeen said:
Sad enough this folder does not exist in my phone....
Have you had any idea if Samsung would fix this in Malaysia..? Or how much would that be.
I spent like 10 hours trying to look for a solution but >"<
Click to expand...
Click to collapse
no idea of how much it should be.
but a idea to help you,
1st idea:
go in recovery and fix permission.
2nd idea:
you said you flash Deodex LF2 in CWM, it should not touch efs folder. so, very high change of your nv_data.bin file backup still good.
OK. use any file browser look in the efs folder, see if the below file still exiting, (they are hidden file)
check on the file date. is the date older than the date you flash the zip, if yes, this is the one original from your phone.
the file name start with a dot
.nv_data.bak - ( this is your imei backup file) copy and rename the .nv_data.bak to nv_data.bin and set permission and change owner.
.nv_data.bak.md5 - (delete this file first)
chongns said:
no idea of how much it should be.
but a idea to help you,
1st idea:
go in recovery and fix permission.
2nd idea:
you said you flash Deodex LF2 in CWM, it should not touch efs folder. so, very high change of your nv_data.bin file backup still good.
OK. use any file browser look in the efs folder, see if the below file still exiting, (they are hidden file)
check on the file date. is the date older than the date you flash the zip, if yes, this is the one original from your phone.
the file name start with a dot
.nv_data.bak - ( this is your imei backup file) copy and rename the .nv_data.bak to nv_data.bin and set permission and change owner.
.nv_data.bak.md5 - (delete this file first)
Click to expand...
Click to collapse
Fixed permission.
I found one .nv_data.bak dated year 1994 , which I think came in when I was trying to flash some efs fixes i found in XDA.
Without much hope I tried what you said, but still nothing happened. IMEI blank, baseband unknown.
Is it possible to have the mobile phone repair shop with RIFF or Jtag or some box thingy to have this done?
i think you must change the motherboard
cheeyeen said:
[Request] Is it possible if anyone could send me a Nandroid backup of a working rom, so I could restore it via CWM? (It is a way I found in the XDA forum).
...
So yeah I flashed Deodex_LF2_Cwm.zip yesterday, trying to deodex my DDFL2.
And following that I experienced total loss of mobile signal, baseband, IMEI, IMEI SV, and phone (*#1234#).
And I haven't been seeing this kinda thing to come, I did not back up EFS. (Yeah brilliant me)
So I tried a few of these:
[GUIDE] Recover your IMEI in 9 steps
EFS Pro
Reflashing from latona.pit then XXKPE; for a few times
Flashing various Modem.tar (DDLE1, DXKP7, etc) via Odin3 at different ROM levels (XXKPE, DDLF2, even CM10A4)
But nothing worked so far yet.
Now that I checked the /efs folder is empty and there is only a folder named lost+found.
And my last resort would be getting it replaced in Samsung service centre??
I don't know how much would it cost in Malaysia to change the motherboard but I'm sure it will be stupidly high...
Or.. does that mean my time in i9003 forum is up..? :crying:
Please help me because I don't want to buy a new phone yet! :crying:
Click to expand...
Click to collapse
Mate, do you like JellyBam V.1.3.0? Because that's the only Nandroid backup i have in my phone. I was thinking to upload it to my Box account for Emergency Backup if i don't have my computer. If you like, i can upload it for you, but the size of the backup would be nuts, it's 850 MB. It's up to you.
Rich'Dawg' said:
Mate, do you like JellyBam V.1.3.0? Because that's the only Nandroid backup i have in my phone. I was thinking to upload it to my Box account for Emergency Backup if i don't have my computer. If you like, i can upload it for you, but the size of the backup would be nuts, it's 850 MB. It's up to you.
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Click to collapse
I would try anything as long as it works! Please do!
Best of Luck
a friend of mine ran through the same same problem and i think he did some sort of repair from a shop but later we came to know that the backup can do the task not sure whether that work or not but u can give it a try,, BEST of Luck with that..... Hopit Fix the Issue
Good luck sir! As far as I know, if you would choose to replace the motherboard from repair center, it would cost you more or less 80% of the original price of the phone. So it would seem that you have to buy a new one. I hope that a nandroid backup (as stated above) would solve the problem. God bless you! Think positive
i have the same problem and tried those solution the TS tested and still no luck, i wan't to try those nandroid backup but can't find any.
Rich'Dawg' said:
Mate, do you like JellyBam V.1.3.0? Because that's the only Nandroid backup i have in my phone. I was thinking to upload it to my Box account for Emergency Backup if i don't have my computer. If you like, i can upload it for you, but the size of the backup would be nuts, it's 850 MB. It's up to you.
Click to expand...
Click to collapse
Bro,pls upload... let me try it... if imei is changed to 043xxxxxxx then we can fix with z3x box
Xperia.IN said:
Bro,pls upload... let me try it... if imei is changed to 043xxxxxxx then we can fix with z3x box
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Click to collapse
can you share it with me if you have nandroid backup, i will try to fix it with z3x and asansam
never thought deodexing gonna brick the phone.. ive deodex once without any problem.. without any doing backup before that.. lucky me.. huhu
try other people's nandroid and see.. i dont think it needs a specific emei or what so ever.. as long as its a backup.. goodluck..
the problem is we can't find someone to lend us their nandroid backup.
I did it!
Bro, try use Efs Pro, http://forum.xda-developers.com/showthread.php?t=1308546
Try the new version, you can choise Qualcom version, write you IMEI number, go back to initial and do NV Restore.
My SG Fit go back to life (after maybe 4 months with 0000000000000 Imei). :good:
I´m very happy
Hope it work for you! Good luck!

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