No sim detected - OnePlus 2 Q&A, Help & Troubleshooting

Hi, my OP2 was working with LOS 16 unofficial. But when I transitioned to the official LOS 16 a few days ago the sim was not recognized (no sim issue).
So, I went and flashed OOS 3.6.1. Same problem, no sim detected. I flashed the firmware on top, no difference.
At this point I have flashed at least 5 ROMs (including the one that was working for me previously) none of which can detect my sim. All clean installs.
Amazingly, while my sim is not detected in my OP2, the same sim is detected in my Pixel, and the Pixel's sim is detected in my OP2.
I removed the sim code, but that didn't fix the problem.
This is strange because the SIM was working on my OP2 before I upgraded from LOS16 unofficial to the official, but flashing back to the unofficial does not fix the problem.
Any other ideas for me to try?
A couple of beers to whoever helps me solve this problem.
Thank you for your help.

I am having the same problem, had two sims in my OP2, only one them is being detected, the sim that detected works on both OP2 slots, the one that doesnt get detected works fine on another one, hope someone can help us

nsiti said:
Hi, my OP2 was working with LOS 16 unofficial. But when I transitioned to the official LOS 16 a few days ago the sim was not recognized (no sim issue).
So, I went and flashed OOS 3.6.1. Same problem, no sim detected. I flashed the firmware on top, no difference.
At this point I have flashed at least 5 ROMs (including the one that was working for me previously) none of which can detect my sim. All clean installs.
Amazingly, while my sim is not detected in my OP2, the same sim is detected in my Pixel, and the Pixel's sim is detected in my OP2.
I removed the sim code, but that didn't fix the problem.
This is strange because the SIM was working on my OP2 before I upgraded from LOS16 unofficial to the official, but flashing back to the unofficial does not fix the problem.
Any other ideas for me to try?
A couple of beers to whoever helps me solve this problem.
Thank you for your help.
Click to expand...
Click to collapse
you flashed back to the working version and it didnt fix the problem? have you tried going back to 15.1? because i was thinking of going back and upgrading again maybe in a months time

lngssf said:
you flashed back to the working version and it didnt fix the problem? have you tried going back to 15.1? because i was thinking of going back and upgrading again maybe in a months time
Click to expand...
Click to collapse
Yes, I've flashed back to stock as well as LOS 15, neither recognized my SIM.

any luck on finding a fix for this?

Related

No SIM after months of no use

Hey all,
After a few months of the phone being off sitting in a pile, woke it up today. Left it last running a lineage 14 build from early 2017. Last time I had a sim in, it worked fine. Updated to lineage 14.1 latest official earlier. Put a sim in and no go. After that, tried going to a unofficial build recommended in the the thread. Still nothing, did a restore to the latest stock, flashed modem and all with success. But still no sim recognized. I've tried two known good working SIMs from two separate carriers. Both with no luck. Is it dead? or is there anything else I can try?
the same thing happened to me one month ago, I took it to repair shop and they told me that SIM reader was damaged.

Unique volte and data bug in all custom roms in my device.

Hey guys,
Recently I flashed nitrogen is roms by soleintic,the ROM was working flawlessly without any issues...Today I went to service centre to get my device's speaker changed.After getting my device back volte was not working while previously it was working,So I thought changing swapping the sim slots would do the work I did the same and volte was working then but my data was not getting connected it was showing some random error in ipv6 and ipv4,then I again switched the sim slots and in slot 2 the data was working but volte was not working so I thought reflashing the ROM would fix the error.I reflashed the ROM again but the error was still there...So I decided to switch ROM..so I flashed PE ROM 5 mins ago but it's showing the same error pls help me I can't understand the real problem.
Akshay8181 said:
Hey guys,
Recently I flashed nitrogen is roms by soleintic,the ROM was working flawlessly without any issues...Today I went to service centre to get my device's speaker changed.After getting my device back volte was not working while previously it was working,So I thought changing swapping the sim slots would do the work I did the same and volte was working then but my data was not getting connected it was showing some random error in ipv6 and ipv4,then I again switched the sim slots and in slot 2 the data was working but volte was not working so I thought reflashing the ROM would fix the error.I reflashed the ROM again but the error was still there...So I decided to switch ROM..so I flashed PE ROM 5 mins ago but it's showing the same error pls help me I can't understand the real problem.
Click to expand...
Click to collapse
In short...Volte is working in slot 1 where as data is not working in it where as data is working in slot 2 but volte is not working there....The exact thing on phone info is
Ipv4:fail(2)
Ipv6:fail(2)
HTTP client test:Failed(IoException)
Flash miui rom and then flash any custom rom. I'm not sure where it'll fix the problem but chances are high

SIM detected but no network

Hi,
I have a problem, let's see if someone can help me. Here's what I did:
I installed LineageOS with no problems, and used it several days.
Then I wanted to try another ROM, so I installed CrDroid, but although the ROM worked OK, I had this problem: it did detect my SIM, but it couldn't find any networks. Tested on both SIM slots.
So I decided to a flash stock ROM, I flashed an 8.0 ROM, but the problem persists.
I think the problem lies that when chaning from Lineage to CrDroid, I changed the slots, and I'm not supposed to or something like that.
I hope someone can guide me to solve this.
Edit: After some panicking, it started working when I flashed latest stock Oreo build from march.

Can't detect SIM card no matter what I try.

I have been fighting with this phone forever. It had Temasek Cyanogen 13 rom on it and everything worked fine. I wiped it and tried to install the Liquid Remix rom and I kept getting a restart when it attempted to connect the SIM card. I flashed a new modem and it was able to boot, but it never did detect the SIM. I tried the 8.1 Lineage rom, I tried flashing other modems and just about every other fix I could find. I even went back to the previous custom rom and still get the same issue. I am at my wits end! Anyone have a clue what I'm doing wrong? Verizon Note 3.
Whats weird is that the Samsung Info app now shows my phone model is SM-N9005 when I know it is SM-N900V.
Ask in your phones forum.
Note 3 Verizon
Flash the latest stock ROM to see if that solves the sim issue.
Verizon Note 3 forum is located here: https://forum.xda-developers.com/verizon-galaxy-note-3

S7 edge not detecting SIM

Hey,
So I recently acquired an used S7 edge, so my first thought was hey I'm gonna flash lineage os on this, so I flash the unofficial lineage os 16 rom to it, after that I'mm setting it up I'm all done I put my sim in it and I'mm getting no signal, so I had no clue what was going on, i thought to myself maybe its just a bug from linage os 16, so I decided to see if lineage os 15.1 would work, so i flash it, when I get to the set up screen I get the SIM network unlock PIN message, so i google around and it tells me to call my carrier (which I did) but that didn't solve anything. I looked around some solutions online like dr.phone and some shady apps, nothing works, so I'm kinda desperate I don't know how to unlock my sim card, I tried re-flashing linage 16 but now my sim is not even being recognized anymore( before at least I got the no signal icon).
if anyone could give me any advice or tell me what to do it would be great, my knowledge goes from googling stuff to flashing a rom through twrp that's about it.
Thanks.
Eolo The Moron said:
Hey,
So I recently acquired an used S7 edge, so my first thought was hey I'm gonna flash lineage os on this, so I flash the unofficial lineage os 16 rom to it, after that I'mm setting it up I'm all done I put my sim in it and I'mm getting no signal, so I had no clue what was going on, i thought to myself maybe its just a bug from linage os 16, so I decided to see if lineage os 15.1 would work, so i flash it, when I get to the set up screen I get the SIM network unlock PIN message, so i google around and it tells me to call my carrier (which I did) but that didn't solve anything. I looked around some solutions online like dr.phone and some shady apps, nothing works, so I'm kinda desperate I don't know how to unlock my sim card, I tried re-flashing linage 16 but now my sim is not even being recognized anymore( before at least I got the no signal icon).
if anyone could give me any advice or tell me what to do it would be great, my knowledge goes from googling stuff to flashing a rom through twrp that's about it.
Thanks.
Click to expand...
Click to collapse
Personally I'd start from scratch, flash stock using Odin.
so you didnt check if phone is ok when u bought it?
check if you have IMEI in settings, check if its been on stolen list.
but first flash stock rom with sim inside
Aimless Rambler said:
Personally I'd start from scratch, flash stock using Odin.
Click to expand...
Click to collapse
I installed stock firmware and it recognizes the sim, but in any rom I try to install its not recognized, so far I have tried lineage 16, 14.1, resurrection remix and pixel experience all of them to insert sim card. I really don't want to use stock firmware though its really bloaty.
yaro666 said:
so you didnt check if phone is ok when u bought it?
check if you have IMEI in settings, check if its been on stolen list.
but first flash stock rom with sim inside
Click to expand...
Click to collapse
It was my friend phone, and it was working when I bought it. When i flashed lineage os it didnt recognize that the sim was inserted.
i have a very similar problem
i have a very similar problem I tried to flash lineage os on my pnone but the sim would not even show just emergency calls only I restored the efs partition but still couldn't call or anything no network tried this with 16 and 15.1 both did the same very disappointing and no answers to be found around apparently this is a rare problem
Adam Darroll said:
i have a very similar problem I tried to flash lineage os on my pnone but the sim would not even show just emergency calls only I restored the efs partition but still couldn't call or anything no network tried this with 16 and 15.1 both did the same very disappointing and no answers to be found around apparently this is a rare problem
Click to expand...
Click to collapse
it's not rare. you probably need to update radio, but make sure you have EFS backup or just go back to stock

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