HELP!!! IMEI Problems & NVRAM WARNING! - General Questions and Answers

Hi All! I am new in flashing and I don't know much. I recently flashed my Lenovo A850 with CynogenMod 13 (Unofficial) using SP Flash Tool. I accidentally clicked Format All + Download. I know it was my biggest mistake. Somehow I managed to flash the CynogenMod ROM including GAPPS.
When I look at my status bar, it first showed Invalid IMEI. After that I tried flashing back to the original ROM and it showed "NO SERVICE" but I actually inserted a working SIM Card. Due to that, I wasn't able to call anybody, including my parents -_-.
I can connect to WiFi but I see another bar showing NVRAM WARNING: Err = 0x10. Moreover, I can't connect to Data Connection.
I really want help. I believe there is someone will help me here.
I am willing to try any way to fix this. I have a PC (Windows 7) and I willing to use it to fix this. My Lenovo A850 is also Rooted too!
Please give me a step-by-step help because I am damn freaked out!
Thank You for your kind attention!

Related

Mediatek GT-I9190(S4 MINI ) , MTK6572 bricked!

I am sorry if this is the wrong group for this topic to discuss, I created the account for this specific problem I am having. If am wrong then please do guide me in the right direction.
So, I have a S4 mini Clone from mediatek first of all I am confused about the model. When I used the system info app it said hardware - 6572 and something else was there it said 6589_wet so what is the correct number to follow.
Now, the problem is that I rooted that device using MTKDroid and I guess I didnt chosed a right option for recovery. One day after rooting I restarted the device and it fell into bootloop then I went for recovery menu and tried to wipe partition cache and even wipe user data. It didn't work. Then, I copied the recovery backup file from my computer (which MTKDroid creates) to microSD card and tried to recover from sdcard. Even that didnt work, then I used another method which involves formatting using SPflash, even that didnt work I guess the scatter file was corrputed because SPflash sent an error message saying " the load and target are inconsistent " and the bar turned red.
Anyone with same problem got solved or anybody having any solution or even the correct rom for my device, I'd appreciate the help.
Kingtopkt072 ROM needed
Hi
Thanks for the great job done on your website.
My KingtopKt072 MT6572 is bricked, and I’ve been unsuccesfully looking for it all over Internet. Can someone please save my phone by sending me a link to download and recover my device? It’s got 512 RAM and it’s dual sim.
Thank you.
abhinavnain said:
I am sorry if this is the wrong group for this topic to discuss, I created the account for this specific problem I am having. If am wrong then please do guide me in the right direction.
So, I have a S4 mini Clone from mediatek first of all I am confused about the model. When I used the system info app it said hardware - 6572 and something else was there it said 6589_wet so what is the correct number to follow.
Now, the problem is that I rooted that device using MTKDroid and I guess I didnt chosed a right option for recovery. One day after rooting I restarted the device and it fell into bootloop then I went for recovery menu and tried to wipe partition cache and even wipe user data. It didn't work. Then, I copied the recovery backup file from my computer (which MTKDroid creates) to microSD card and tried to recover from sdcard. Even that didnt work, then I used another method which involves formatting using SPflash, even that didnt work I guess the scatter file was corrputed because SPflash sent an error message saying " the load and target are inconsistent " and the bar turned red.
Anyone with same problem got solved or anybody having any solution or even the correct rom for my device, I'd appreciate the help.
Click to expand...
Click to collapse
Hey abhinavnain, did you find an answer to your question?

[Q] Lenovo A850 seems like READ ONLY

HI all friends,
I do have strange problem in my lenovo A850 here.
1) Phone is rooted and TWRP 2.5.0.0 installed, but my phone always remain at last status when turn on. When i save some file, download some apps, but after reboot, it seems go back to last condition that it save previously. Seems like READ ONLY phone.
2) I tried to use SPFlash v3.13 and v5.24 to flash phone with several ROM download from needrom, but it come out BROM ERROR : S_CHKSUM_ERROR (1041). ROM is not corrupted and tested well by my friend in his Lenovo A850.
3) I try reinstall 3rd party custom ROM via TWRP, everything is success, wifpe success, install success, but when phone turn on, it back to last state as said in step 1.
Anybody do have idea about this? Mind to help me?
thank you very much.
Regards,
gankp

Lenovo A369i No Service Problem

Heya!
I'm using Lenovo A369i. I've flashed the phone a few times before but gotten myself into quite a trouble. I've accidentally plugged out the USB cable when I was flashing the phone the first time and I totally forgot to backup the IMEI number. So, it got a little bit messed up. It didn't turn on the first time. After few flashes in attempt to recover the damn phone, I finally got it on but it can't read my SIM card. It says "Invalid IMEI". I did try to fix it by replacing the MPB_001 thingy and by using the MTK Droid Tools (I didn't remember which one worked) but only managed to recover one IMEI number. Used the phone when it was recovered for about a week and did a format on the phone. After the format, I get the "Invalid IMEI" message again. Flashed the phone once again using the same stock ROM (v111) and afterwards I got a "No service" message instead of the "Invalid IMEI".
Any clue on fixing this one ? I need this ASAP. Tried to search around for answers but only managed to know that I need to change the radio IC but I dunno how to do that.
P.S: My phone stil; works just that it can't read my sim cards (dual-sim)
Currently on my ASUS Zenfone C

(Solved)Lenovo A5500-H unsuccessful update, stuck on Android System Recovery

Hello,
I hope it is the right place to ask for help .... The automatic system update failed and now the tablet is stuck at Android System Recovery Screen. Wipe Data / factory reset does not bring the system back, so I guess I need to upload rom / update from sd card - I got option "apply update from sd card".
So, please, help me to recover from this situation as my tablet is stuck .... I do not have or could not find the right files to use with "apply update from sd card."
Or, any links to the tutorial for updating / uploading rom for this model will help ...
Thank You very much in advance.
Kindest Regards
Lukasz
I solved the problem by uploading the rom again.
1) SPF Tool + MTEK drivers for win
2) Official ROM
Just two things:
a) if SPF throws error you need to choose upgrade firmare not download
b) you need to take off the back cover and unattach the battery otherwise it will not work
Have a nice day
Lukasz
Hi !
Thanks for confirming that you solved your problem !
I will now move your thread to the dedicated section .
Cheers
Hi everyone. Just did the solution like what Luqpa_W said but my tablet is still bootlooping on lenovo screen. There is no problem during flashing and everything seems fine during flashing. I do not really understand what is the problem with my tablet. If someone knows how to deal with it, please let me know.
_____
EDITED: My tablet just got booted! After several times of reboot, it seems working. Thanks!

HELP!!! Invalid IMEI & NVRAM WARNING!

Hi All! I am new in flashing and I don't know much. I recently flashed my Lenovo A850 with CynogenMod 13 (Unofficial) using SP Flash Tool. I accidentally clicked Format All + Download. I know it was my biggest mistake. Somehow I managed to flash the CynogenMod ROM including GAPPS.
When I look at my status bar, it first showed Invalid IMEI. After that I tried flashing back to the original ROM and it showed "NO SERVICE" but I actually inserted a working SIM Card. Due to that, I wasn't able to call anybody, including my parents -_-.
I can connect to WiFi but I see another bar showing NVRAM WARNING: Err = 0x10. Moreover, I can't connect to Data Connection.
I really want help. I believe there is someone will help me here.
I am willing to try any way to fix this. I have a PC (Windows 7) and I willing to use it to fix this. My Lenovo A850 is also Rooted too!
Please give me a step-by-step help because I am damn freaked out!
Thank You for your kind attention!

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