[Q] Baseband Version Unknown - tried everything! - Galaxy S II Q&A, Help & Troubleshooting

Hi!
A day ago I had the 5.0.2 Ressurection remix 5.3.8stable installed on my i9100 and for a hour or so I had no service whatsoever. Tried reboot without SIM, then with SIM but it didn't work. Note that I have a PIN for my SIM and since the reboot it didn't asked me to type the pin. Very strange!
Since then I tried going back to CM11 4.4.4, then even to my stock DBT firmware (XXLS8 modem) and now even to the XWLP7 firmware (4.0 android), but no succes either! It still says No service, null IMEI, no bluetooth etc.
Also, tried flashing separate modems for my S2, via Odin / CWM.
Also, tried taking my phone apart, piece by piece and remounting everything, hoping that something went loose but again, no luck.
Please keep in mind that the SIM works perfectly on any other phone, so it's the phone...
I tried pretty much everything I can find on the internet at this moment, except the z3x/asansam dongles... Please help!
I now have like a freaking iPad instead of a phone ...

Wondering if you made a backup before you flashed? 1st thing you should always do for just such a problem. You could have reinstalled your backup and been up and running. Install a stock rom, re-root and install your custom rom.
Sent from my iPhone using Tapatalk
---------- Post added at 08:14 PM ---------- Previous post was at 08:11 PM ----------
It may be your sim pin screwing everything up. Did you wipe the phone completely before trying to install stock rom.
Sent from my iPhone using Tapatalk

Me and other people are having the same problem, i.e. establishing the network connection with customs ROMs based on other bases than stock samsung ones. What works for me is flashing a stock based ROM. I see you already have tried that so maybe you have messed up the efs folder.. I am not an expert but I think that might be the issue. Have you had a backup of your efs? If so you can flash that backup and hope you regain your connection.
You can follow this thread for any development in this issue.
http://forum.xda-developers.com/galaxy-s2/help/mobile-network-available-flashing-to-t3012387
PS: I also made a thread long time ago but its dead now where I mentioned all the things I tried on customs ROMs to regain service but none of it worked. For me, stock based ROM is the solution.

Unfortunately, I haven't backedup the EFS, but a friend of mine gave me his efs backup from his S2, tried mounting it but no success.

Related

No 3G Icon or Data Connectivity

Hey guys,
Backstory (Not sure if important): I was running Villain ROM for a long time whilst I was over seas, and every time I used WIFI, my phone heated up a lot (around the camera), to the point where I couldn't hold it up to my face to answer a call. My battery also got fairly hot while charging my phone on a boat. During this time I had a lot of issues with it crashing and what not, but data was still working. I charged my phone at the airport and then I tried to turn it on once I got home and the battery was dead. But I had a spare one which I'm currently using.
Anyway, I flashed Resurrection Remix ROM 3.0.5 (22/08/2012) and it failed to work (boot loop), so I flashed Stock Telstra 2.3.6 ROM. Then I tried to re root it and flash RR again and it worked fine. I attempted for a long time to fix the problem by using different modems, and flashing different ROMs etc, but I decided to use Triangle Away to reset Binary Count and then I flashed my phone back with the stock Telstra ROM as I may send it off for repair if I can't fix it. I also used OTA to upgrade it to ICS.
I've made sure that airplane mode is off. I've enabled data/roaming in settings. I've made sure (using power button) that data is enabled. I've checked the APN's and their all correct. I've selected the proper network operator (Telstra). I've gone into USSD Code '*#301279#' and changed the revisions.
I went into the settings using the USSD code '*#*#4636#*#*' and went into phone information. When I click 'Run ping test' it fails with the errors:
Ping IpAddr: Fail: IP addr not reachable
Ping Hostname: Fail: Host unreachable
HTTP: Client test: Fail: IOException
When I press the menu key there is an option called 'Enable data connection', that when I press closes the menu (as if it had worked), but when I opened it again, it says the same thing. There is also never a 3G or Data Icon.
If anyone has any ideas on how to fix this, or anything to try, please let me know.
TL;DR: I've read pretty much everything I could find on Google and nothing is making data work or even appear.
Thanks,
Hi !
I got the I9100 G, and tried many custom AOSP AOKP based rom too. I noticed that I can't get data network with those custom roms.
I also tried to flash modems, reflash with fresh restart, full wipe, etc.. but still nothing.
So I went to a stock based rom, with the Divine rom. And everything work fine.
Now I'm on the RR v3.0.5 and still no data, just wanted to try agan this amazing rom.
But I have to switch back again to the Divine..
Try this one, it should work if you got the same issue, even if I still don't know what it is exactly..
Note that it's for G's only !
let me know if you find another way to get rid of this.
why not try RootBox rom.. it will help you out with the data network problem,,
tobanezam said:
why not try RootBox rom.. it will help you out with the data network problem,,
Click to expand...
Click to collapse
Rb for i9000G?
Swyped from my Galaxy SII
---------- Post added at 12:13 PM ---------- Previous post was at 12:12 PM ----------
nicomuk said:
Hi !
I got the I9100 G, and tried many custom AOSP AOKP based rom too. I noticed that I can't get data network with those custom roms.
I also tried to flash modems, reflash with fresh restart, full wipe, etc.. but still nothing.
So I went to a stock based rom, with the Divine rom. And everything work fine.
Now I'm on the RR v3.0.5 and still no data, just wanted to try agan this amazing rom.
But I have to switch back again to the Divine..
Try this one, it should work if you got the same issue, even if I still don't know what it is exactly..
Note that it's for G's only !
let me know if you find another way to get rid of this.
Click to expand...
Click to collapse
Check your APN settings, if it's correct
Swyped from my Galaxy SII
Rootbox for G's.. Yeah..
Already tested.. Not the latest but the v1.7 and it didn t work..
APN, modems, fresh restart, saving APN on a stock rom + restoring when on a custom like RR or RB, even CM9.. Tried all of this already.
But I didn't tried all modems..
Sent from my GT-I9100G using Tapatalk
I think it is due to your netwolkng

[Q] AT&T i717 won't recognize AT&T SIM

Hey guys, I'm an AT&T subscriber on an AT&T phone, and I can't get service after flashing a ROM in CWM.
This morning I flashed my G~Note i717 to Padawan 7. I noticed I could make calls and text, but all of my cellular data would not work. After a quick google, I assumed that I needed to reflash a modem, so I downloaded a UCLF6 modem and flashed it in CWM. My data still did not work, so I reverted to a stock android 4.0.4 ROM. Now, not even my SIM card is recognized. Cannot call, text, or data (wifi is still functional). It isn't an issue with the SIM, as it works in my iPhone 3GS, and my friend said it worked in his Galaxy SIII (LTE included).
Any suggestions?
PS: I've tried finding similar topics. Most of it was people on T-mobile trying to get their service to work on an AT&T phone. Still, I tried their fixes and no luck.
If you have voice and text, but no data, the modem is ok. The base rom you had is from Asia so it doesn't have the at&t data settings. You have to manually input the APN in the wireless settings.
I don't have any advice about the stock rom and your sim card issue, except to do a factory reset and re flash the rom.
rangercaptain said:
If you have voice and text, but no data, the modem is ok. The base rom you had is from Asia so it doesn't have the at&t data settings. You have to manually input the APN in the wireless settings.
I don't have any advice about the stock rom and your sim card issue, except to do a factory reset and re flash the rom.
Click to expand...
Click to collapse
Tried this, but still no luck. Thanks for the info though, I didn't know that about the modems. Anyone else have any ideas? I really don't want to go back to my iPhone on this one, even for a little bit...
Check the apn settings very closely..
Upper and lower cases, spaces and periods etc.
Even one small error will fail the data connection.
Could you show us the APN you have now please ?...g
gregsarg said:
Check the apn settings very closely..
Upper and lower cases, spaces and periods etc.
Even one small error will fail the data connection.
Could you show us the APN you have now please ?...g
Click to expand...
Click to collapse
I can't open the APN settings. It's under Mobile Networks, right? It says I must insert a SIM card to access those features. (SIM card is in, btw).
Understood ...
If you reverted to a stock rom then yes, that field is likely locked.
But you can add new APN'S with a rooted stock rom.
And I'm sure the problem lies there....g
Double check you have the card in the slot correctly. Its not hard to mess that up. Possibly borrow a sim card from anyone else (doesn't have to be at&t) and check that. Sim cards do get fried.
gregsarg said:
Understood ...
If you reverted to a stock rom then yes, that field is likely locked.
But you can add new APN'S with a rooted stock rom.
And I'm sure the problem lies there....g
Click to expand...
Click to collapse
Any pro-tips/linkies on how to do this? Can't find anything that involves bypassing that little "Insert a SIM card to access these features" warning.
If it helps, my rooted ROM is 4.0.3 stock now, UCLD3.
Also, yeah, double and triple checked my SIM. It works just fine in my iPhone, and my friends' SIMs aren't recognized by the GNote.
No tricks I'm afraid .
If the "no sim" error persists, no APN additions can be made.
At this point, I would factory reset the device and try setting up again.
If that fails, I would Odin back to stock GB 2.3.6 and test again.
If you elect to Odin back, you must fully wipe the device first....or it won't be happy ...g
---------- Post added at 10:41 AM ---------- Previous post was at 10:35 AM ----------
UCLD3 rom???
That's either Rogers , bell , or telus ..
I'm thinking you have the wrong rom ???
You should have the latest UCLF6 for ATT if wanting ICS
full wipe and flash the link I'm gonna post for you, along with the correct baseband.
Stand by ...g
---------- Post added at 10:45 AM ---------- Previous post was at 10:41 AM ----------
http://d-h.st/Shk
Rom is UCLF6 rooted, pure stock .zip
---------- Post added at 10:49 AM ---------- Previous post was at 10:45 AM ----------
http://rootdev.org/i717/TU2/OTA/Apps/i717-ICS-UCLF6-Modem.zip
Here's the radio ...baseband
Flash both in CWM after "FULL" wipe ..
Hopefully that will help .....if not ...ugh
It would not be the first device failure, but lets try this first ....g
no Sim
I just went through the same thing had to take it to stock them wipe the flash data and sent it back for mechanical failure, got the new one overnight.
billwtsn said:
I just went through the same thing had to take it to stock them wipe the flash data and sent it back for mechanical failure, got the new one overnight.
Click to expand...
Click to collapse
Yes ....the Odin to stock method will repair the damage on occasion, but not always, as in the case of your device.
I'm hoping we get lucky on this one, but I'm not holding my breath.
OP ....I feel you should try the .zip method first, then Odin back second if it fails.
You may also have mechanical damage, but we need to exhaust our other options first ....g
The sim slot does fail occasionally, so get it stock and eliminate that.

[Q] GT-I9305 has multiple issues

My Galaxy S3 GT-I9305 LTE was running Liquid Smooth 2.37. Recently I lost notification and phone ring sounds and now I have lost baseband and I have no cell signal.
In the phone's 'about' section the baseband field is empty. Android version showing is 4.3.
I'm not quite sure what I did wrong, first to try and get back the sounds and then baseband, I have been playing around with various custom and stock ROMS and kernals to get full functionality back.
I've read tons of help posts but nothing works.
Here's a few of the things I've tried with results in brackets, used CWM recovery to restore working backup (failed 'unsupported file' message),
reflashed kernals (neither Boeffla nor yank555 have worked, wipe/data restore in CWM (it still takes me back to 4.3 with no baseband).
I thought I'd re-flash back to the phone's original stock ROM using Kies, but the weird thing is Kies doesn't restore, it upgrades to the latest 4.3 ROM which fails to restore baseband.
I wanted to send the phone back to the 4.1.2 it came with or was it an earlier ROM? I can't remember as I didn't note it down, I bought the phone second hand, it arrived loaded with a stock ROM for Australia's Optus network. I promptly rooted and flashed the phone to Liquid Smooth and the phone ran fine for months on the 2 Degrees Network in New Zealand.
Anyway, I must have tried reflashing a dozen stock roms I've found online using Odin. Some of them partially work, I get sound back, (it seems only the 4.3 ones work, with the german I9305XXUEMKC reliably loading - it even gives me a NZ english install option) but don't restore the baseband
. All the ones I've found for Optus are rejected, I get the 'unsupported device' or status 7 error in Odin.
So I decided to flash one that works, install cwm, root the phone and try installing different baseband kernals to fix the (probably corrupt) efs.
But I'm going round in circles trying to root the phone. Using CWM, supersu shows as successfully installed, but when I boot into the OS root checker shows my phone is not rooted. Knox seems to obstruct every attempt I make to disable it as well. I keep getting these 'knox stopped etc...from working messages'.
I'm sorry if my description is a bit confusing, I'm happy to clarify anything.
I'm at my wits end. I want to try everything before I have to ship the phone off to a repairer who may charge me hundreds of dollars to fix the phone.
This is I9300 not I9305 Q&A
Use the report button and ask a mod to move to the correct forum .
I can offer no help as i fail to understand the post .
As said before you are in wrong place and are not giving us a clear question to answer. If its a root problem there are fixes for it. Status 7 error is discussed in many threads. Flashing MG4 modem fixes efs problem. Downgrading causes problem. Learn to search before making a thread.

Urgent (please help)

Like a dummy I think I deleted something I wasnt suppose to. I tried flashing artmod using philztouh recovery (latest). when I went to flash artmod it was giving me a status 7 installation fail and was talking about needing 5 args but only having 4. so I went back to the mounts/storage and started formating everything except the sdcard and sns but I formated /firmware and tried formatting /persist. Now my phone only boots a few roms IE>...CM 11 M4 and Mokee but the wifi is not turning on at all and there are no sim apn's....I cant use mobile data or wifi whatsoever...I have tried manually entering any apn's I can find to no avail. I should of never used philztouch when I have no idea what formatting /firmware would of actually done to the device....Im guessing I need to return to stock using LGPNT (which is another thing I hope the file itself isnt huge b/c I have a ****ty ass wifi connection that im pulling from air)...I have done just about everything I can possibly think about doing to include trying to restore TWRP roms I had previously back-uped.....Just sat on the vanir boot screen carbon rom doesnt boot whatsoever either nor do PACMan....Im now back with TWRP with efs/sdcard/KK support. I havent changed radios or anything....Can someone please give me a hand so I dont have anice shiny brick
I believe my phone has been N4 Converted...here is what bootloader tells me
Fastboot Mode
Product_Name-Mako
Variant-Make 16GB
HW version-rev-10
Bootloader version-MAKOZ10f
Baseband Version- N/A
Carrier Info- None
Serial Number - Im leaving this blank
Signing- Production
Secure Boot- Enabled
Lock State- Unlocked
jxcorex28 said:
I believe my phone has been N4 Converted...here is what bootloader tells me
Fastboot Mode
Product_Name-Mako
Variant-Make 16GB
HW version-rev-10
Bootloader version-MAKOZ10f
Baseband Version- N/A
Carrier Info- None
Serial Number - Im leaving this blank
Signing- Production
Secure Boot- Enabled
Lock State- Unlocked
Click to expand...
Click to collapse
I think that just means you have the mako bootloader. Mine says the same thing and I've never converted.
Have you tried restoring your efs partitions? You can if you have an old TWRP backup, or freegee, or they might be sitting on your sdcard.
Maybe flash the at&t jb radio after restoring efs.
brothaedhung said:
I think that just means you have the mako bootloader. Mine says the same thing and I've never converted.
Have you tried restoring your efs partitions? You can if you have an old TWRP backup, or freegee, or they might be sitting on your sdcard.
Maybe flash the at&t jb radio after restoring efs.
Click to expand...
Click to collapse
Ive looked into the EFS back up folder and I see three of em but how can I restore an efs ? I have an old back up of vanir but it never booted and I have two twrp back up's of carbon but they were failed back-ups....I really have no idea how any of this happened ? Its like the phone doesnt even recognize the sim card and wifi wont even turn on whatsoever (3 hours ago everything was working perfectly). It wasnt til I formatted /firmware with philztouch recovery that all of these problems occured....
well i tried finding a copy of the at&t jb radio on your rom thread but codefire.re has told me file not found on mozzila and chrome
.. thanked by mistake
---------- Post added at 11:02 PM ---------- Previous post was at 10:59 PM ----------
Just use lgnpst to return to stock? If WiFi sucks, just calm down, go to a library tomorrow to download. Learn from this experience, ask questions before you try stuff, and you won't be in this situation again.
optimusv45 said:
.. thanked by mistake
---------- Post added at 11:02 PM ---------- Previous post was at 10:59 PM ----------
Just use lgnpst to return to stock? If WiFi sucks, just calm down, go to a library tomorrow to download.
Click to expand...
Click to collapse
I dont think the file exists thru codefire.re anymore, unless something is messing up on my end...yeah about that LPGNST, Ive seen a few different threads about that ordeal and really not sure which one to follow...
http://forum.xda-developers.com/showthread.php?t=2230994 follow this, read carefully, this tells you everything you need to know. You need to understand the steps before you use it. Ask questions if unsure
yeah I followed that link but it doesnt seem to really be the problem Im having. My phone's not bricked (soft or hard bricked)....a few roms are having a hard time boot (which Im not sure why considering Ive completely wiped the entire phone)...Right now the phone's booting with cm11 M4...The only problem Im having is inability to connect to wife and missing apn list...the phone isnt recognizing the sim card...If I can grab that att jb radio and see if that's the culprit and it doesnt work...Ill give that link a try....Really not sure i the local library allows downloadable content or not...Might be just for surfting...B&N as well as Panera Bread all block downloads, purely net surfing only...
jxcorex28 said:
yeah I followed that link but it doesnt seem to really be the problem Im having. My phone's not bricked (soft or hard bricked)....a few roms are having a hard time boot (which Im not sure why considering Ive completely wiped the entire phone)...Right now the phone's booting with cm11 M4...The only problem Im having is inability to connect to wife and missing apn list...the phone isnt recognizing the sim card...If I can grab that att jb radio and see if that's the culprit and it doesnt work...Ill give that link a try....Really not sure i the local library allows downloadable content or not...Might be just for surfting...B&N as well as Panera Bread all block downloads, purely net surfing only...
Click to expand...
Click to collapse
If your phone doesn't even see the SIM card, it may be more than a radio issue. Your library don't give a **** what you download, they are paid too little to care.
optimusv45 said:
If your phone doesn't even see the SIM card, it may be more than a radio issue. Your library don't give a **** what you download, they are paid too little to care.
Click to expand...
Click to collapse
yeah that's what I was thinking as well....just gotta get the phone up and running, expecting calls and what not...Didnt expect all of this to happen....guess you gotta learn one way or another....if i could flash that radio tonight, reboot and see if that's been causing the problems..tomorrow id get started on that LG program...If used something similiar with the LG OpT about 5 years ago (different scenario)
jxcorex28 said:
yeah that's what I was thinking as well....just gotta get the phone up and running, expecting calls and what not...Didnt expect all of this to happen....guess you gotta learn one way or another....if i could flash that radio tonight, reboot and see if that's been causing the problems..tomorrow id get started on that LG program...If used something similiar with the LG OpT about 5 years ago (different scenario)
Click to expand...
Click to collapse
I updated the link in my thread. Should work now.
well sound doesnt work now, nor does voice commands or any type of voice anything....so voice, sound, wifi, data....all of this from formating /firmware using philztouch recovery....
brotha you the man....that fixed everything.....it's back up and running again....optimusv (thank you as well for the assistance)....I still dont know what made the phone act that way aftering formatting /firmware....kinda curious
I had a similar problem trying to install Art Mod rom on my LG OG using Philz touch CWM recovery!!! I switched to TWRP 2.6.3.0 and have not had any problems... Just something about the newer version that don't mingle well with the rom.. if I'm not mistaken CWM 6.0.3.8 works well with the rom also..
I had a problem just a few moments ago trying to use the efs supported/kk TWRP & also philztouch...PT recovery gave me a status 7 and kk supported TWRP gave me an error on mounting /system...I have not used CWM or official TWRP...I'd like to try artmod but I'm still hooked on xposed framework and cm ROMs
Sent from my LG-E970 using XDA Premium 4 mobile app
jxcorex28 said:
I had a problem just a few moments ago trying to use the efs supported/kk TWRP & also philztouch...PT recovery gave me a status 7 and kk supported TWRP gave me an error on mounting /system...I have not used CWM or official TWRP...I'd like to try artmod but I'm still hooked on xposed framework and cm ROMs
Sent from my LG-E970 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
What is an efs supported/kk twrp and phil... if you're using the right recovery l, flashing the right rom, and still encountering issues. I would recommend just lgnpst back to stock to have a fresh start since the process of going back to stock, rooting and installing recovery for this phone is quite simple
Recovery modified by brothedhung...I just used cwm 6.0.3.8 to try artmod. I wasn't to crazy about the stock experience. Switched back to pa beta...
Sent from my LG Optimus G using XDA Premium 4 mobile app

[Q] IMEI and S/N Issue AGAIN! Help!

Hi guys, I must have read a hundred posts about this issue to no avail.
I recently rooted an old S3 GT I9300 using CF-Auto-Root and Odin. I was sure I backed up the EFS folder, but it would appear I didnt. Now I am runnning the Paranoid Android 3.0 ROM on the device with absolutley no mobile network/signal and although i have the IMEI written down the S/N seems to have changed to a generic 15 digit number as opposed to the original RCF**** or whatever it should be.
Ive tried Kies and re-installing a stock ROM which is both hard to get hold of and doesnt seem to want to unzip from CWM Recovery even after cl;earing the Caches and doing a factory reset. I've also tried re-writting the bin file using a hex code app and terminal with no luck, and EFS Pro only seems to make me think ive restored the EFS by backing up the already corrupt one and restoring that....
It is possible to rectify my EFS issue (nv_data.bin file I assume) with only a written down IMEI and no serial?? if so please advise... as Im seriously stuck and although ive considered using a friends efs folder im sure this is probably illegal...
HELP, Thankyou
oh..and...
It occurs to me that the guy to talk to is spocky12, yet i have yet to pm him pending your advice.... thankyou for any help i may receive..
Hi im also in the same position ive tried loads of stock roms for the UK as thats where i am... to no avail ive tried the original 4.0.1 rom all the way up to the latest 4.4.2 rom and each time the imei number is 0000999......... ive tried modem patches most of which are from looking through the xda site but nothing seems to work.... i could never back the efs up as when i had the phone it was in a constant loop so never knew which software/modem/firm it actually had on it as i could not get past the samsung logo. but since i have flashed latest android for the phone it will boot in fine just wont connect to a network and imei number is wrong ive been days trying to figure this out :crying::crying: Please Help!
dejay89 said:
Hi im also in the same position ive tried loads of stock roms for the UK as thats where i am... to no avail ive tried the original 4.0.1 rom all the way up to the latest 4.4.2 rom and each time the imei number is 0000999......... ive tried modem patches most of which are from looking through the xda site but nothing seems to work.... i could never back the efs up as when i had the phone it was in a constant loop so never knew which software/modem/firm it actually had on it as i could not get past the samsung logo. but since i have flashed latest android for the phone it will boot in fine just wont connect to a network and imei number is wrong ive been days trying to figure this out :crying::crying: Please Help!
Click to expand...
Click to collapse
Hi Dejay, its good to know im not the only one. have you tried using the Kies program to reinstall stock firmware, did that change anything? Also not sure if you tried this http://www.youtube.com/watch?v=JqLK_2I-SBM method but it didnt work for me, the HEx lines he refers to dont exist in my nv-data.bin.
Coincidentally, thats exactly how i acquired this issue, it stopped booting so i factory reset deviced, then backedup and rooted, then installed custom ROM and somehow lost backed up /efs .Im now showing an 000049 IMEI and tried modem patches, stock roms etc. and no luck. my serials all messed up too and i cant connect to any form of mobile network.
I just changed ROM again as i couldnt get the right Gapps to flash with Paranoid Android Rom 3.0 - now flashing Dirty Unicorns v3.8 from here and all working beautifully except no signal, wrong IMEI and S/N - I am by no means a PRO at all this and so im rather stuck like yourself..
Hopefully we'll be saved?!

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