(Potential) fix for data/signal issues on CM11 - Nexus 5 Q&A, Help & Troubleshooting

I have been running CM 11 for quite a while now on my Nexus 5 and I always have been having signal issues where it would drop consistently and with the data not working despite having a connection. Also, I would get LTE signal sometimes but data would not work. These issues were not present when I installed stock Android or even some other ROMs but I really like CM and wanted to stick to it. I was experimenting around today and for the last 6 hours I have not had any issues yet so I wanted to share this with others in case they are in a similar situation. I did these steps in order.
1) Wipe clean your entire phone. Philz recovery helps here as it can be done in 1 step.
2) Install the latest CM nightly OR latest snapshot. I am personally running todays nightly (12/11/14)
3) Install a custom kernel. I have read around the forums that sometimes the stock CM kernel gives issues so I installed the Chaos kernel which is the only CAF kernel I could find.
4) Flash Lollipops baseband. This here seems to have removed most of the problems. I flashed the m8974a-2.0.50.2.21 baseband.
5) Boot into the ROM and update the APN. Although CM usually picks up on APN settings I have noticed that the ones in by default weren't exactly the newest APNs I found on Google. Update them and reboot again.
* If you decide to install the Nigthtlies, keep in mind when you upgrade to the next newest Nightly you will have to flash the custom kernel again !
I did these steps and I am consistently getting 4-5 bars and in areas where there is LTE coverage my data is working fine. Hopefully at least 1 person can benefit from this !
Enjoy

Related

Team EOS issue

Well, it won't let me post in the official thread so I'm forced to put it here.
I recently installed the Team EOS Jelly Bean nightly (Stingray MZ602) their gapps, and reflashed the ICS radio as recommended using Rogue Recovery. Things have been working well except the WiFi. It tends to cut out randomly. It will be connected yet not transmit or receive. I have to turn it off and on frequently in order for it to work. No, it's not the router or my network. I am hoping for a solution other than going back to ICS.
First thing I would do is to full wipe and format /system
And flash twrp recovery that is advised as stable flasher.
Then redownload the ROM and gapps and make sure check sum is OK,
Then flash and reboot.
This way, you would id the source of your issue, ROM bug or recovery flasher? Cuz I know other guys face no issues like yours with twrp. Worth to try. Good luck.
The twrp page hasn't been updated since April and the project itself hasn't been updated since October of 2011. How can you be sure that it'll work with the radio zip better than Rogue? Or even the Team EOS JB build?
Twrp is advised by team eos. They asked to use it. And you need twrp for Xoom,
http://forum.xda-developers.com/showthread.php?p=28988754
Installation method 4 thru goo manager.
I remember one of the stingray users had an issue with the radio flashing and it went great with twrp.
Good luck.
Didn't work. I still have to reset the WiFi every 5 minutes or so. Also, the twrp recovery takes a LOT longer to load than Rogue's. Almost thought it wasn't going to work for a bit until the 'curtain' finally rose.
Over 24-hour bump...
Just put on EOS 138 and reflashed the radios after going back to Rogue. Still radio issues with WiFi. Found some other threads detailing that Jelly Bean in general seems to have WiFi issues. As much as I hate it, I'm starting to think that I will have to 1) revert to ICS, 2) wait for an updated radio file, or 3) deal with it.
Wifi Issue
First Aid Computing said:
Just put on EOS 138 and reflashed the radios after going back to Rogue. Still radio issues with WiFi. Found some other threads detailing that Jelly Bean in general seems to have WiFi issues. As much as I hate it, I'm starting to think that I will have to 1) revert to ICS, 2) wait for an updated radio file, or 3) deal with it.
Click to expand...
Click to collapse
I always have that problem with their roms. Flash a kernel, thats always helped my situation.
Also I have zero issues with wifi on JB with my GNexus, N7, Infuse and Atrix. Its not JB, at least not as far as I have seen. Granted none are stock.
Which kernel would you recommend?
Also, until JB I have not had this issue with EOS builds.
issues
First Aid Computing said:
Which kernel would you recommend?
Also, until JB I have not had this issue with EOS builds.
Click to expand...
Click to collapse
I flashed Eos 138 last night (was on CNA), without doing the radios, nor a kernel, and didn’t have any problems.
The Eos forum states that it has the kernel baked into the rom, so flashing the kernel is likely redundant.
However, for ****s and giggles I tried flashing the Eos 3.0.15 kernel and it would not flash, but I was able to flash the Eos 3.0.5 kernel instead and it took. I haven’t seen any issues, either before or after the kernel flash, so perhaps you should try re-flashing the entire rom sans radios and see what happens.
One of the nice things about the Xoom is its pretty easy to fix anything you could do to it via ADB and fastboot, so try some different combos, or start all the way over (from stock). If that doesn’t help, try a different JB rom and see if you get the same problem.
Also make sure you are flashing the right rom, there are several variants for the Xoom - 3G, 4G, Euro, and of course wifi only.
Just flashed CM10 and the non-EOS gapps without flashing radios. Running on WiFi for about 20 minutes so far without issue. Will try more testing later today.
EOS 4 & Kindle
Thanks EOS for 4.2.1! Feels like most things are working...except Kindle locks up on start-up. Just sayin'....

[Q] Help - Touchwiz vs AOSP on S3

I dont know if its my phone or what but I haven't had any luck with AOSP ROMS on this phone. It seems like there's always some sort of bug that just kills it. I flashed a CM10.2 rom that felt like speed of lightning but was bugging out. I tried ecilpse and some others but all were to buggy for me. I recently tried to flash liquid cause I wanted to run something else other than touchwiz but it ruined my phone and now I cant flash custom ROMS(i have a help thread up..feel free).. Anyone else having bad luck on these AOSP ROMS
Not what you want to hear, but I'm having no issues with flashing new ROMs. I'm only using LiquidSmooth and waiting/hoping for a 'complete' 4.3 version, but again, no problems with flashing to a new ROM. I have been running LS2.9 (4.2.2) for several weeks and on Sunday flashed up to LS2.10 (4.3) but went back to 2.9 because when I mirror my phone on my AppRadio3, it doesn't auto-rotate my screen to landscape, so I have a portrait orientation of my phone on the radio display, which makes it so small as to be unusable.
I don't recall what method I used to root my phone, but I'm using TWRP 2.6.3 to perform a) a clean wipe every time (Factory Reset + System), then b) install the new ROM, and c) a final reboot back in to recovery and flash the latest gapps image. Does it take a little longer to follow this process? Sure, but it's a reliable process that means I don't have issues afterwards to mess with, so the extra time spent on the front end is worth it to me.
I've had moderate success with the AOSP ROMS. Each one seems to have it's own small bugs, but the AOSP ROMs that I've tried didn't have anything that ruined functionality. Been running Dirty Unicorn ROM for the past couple days and it is really solid. Haven't noticed any issues at all with it yet.
It's got to be your downloads or install process. Do you check MD5? If no then start. Remember just wipe data for each install. Updater-script in ROM zip wipes system for you. Cache resides in data. Do NOT restore system data using TiBu. Other than that I don't know what else to tell ya bud :/
Sent from my SCH-I535 using Tapatalk
Haven;t had any trouble with AOSP flashes, but many of the ROMs or maybe most have some bugs. All the so called AOSP ROMs are built off the same base, CM10. None of them support all the hardware and software features that Tocuhwiz supports. I find the custom TW ROMs far superior in features and as good or better in speed as well.
Make sure you are flashing a compatible Kernel when you switch between CM based ROMs and TW based

CM 10.2 "stable" build crashing

I love Cyanogenmod, very much so. I downloaded the stable 10.1 build for my phone and it was mostly rock solid. When 10.2.1 come around I was pumped. I downloaded it and immediately encountered force closes out the bum. I switched back and a month later tried again. It was a slightly better experience as I realized I forgot to flash the 4.3 Gapps with my original attempt, but force closes cluttered my screen daily. I want to be able to upgrade, but the ROM just seems completely unstable for my phone. Has anyone experienced these things on their phone? Has anyone fixed these problems? Can anyone recommend the most stable and most up-to-date ROM even though stable and up-to-date rarely go hand in hand.
stjake said:
I love Cyanogenmod, very much so. I downloaded the stable 10.1 build for my phone and it was mostly rock solid. When 10.2.1 come around I was pumped. I downloaded it and immediately encountered force closes out the bum. I switched back and a month later tried again. It was a slightly better experience as I realized I forgot to flash the 4.3 Gapps with my original attempt, but force closes cluttered my screen daily. I want to be able to upgrade, but the ROM just seems completely unstable for my phone. Has anyone experienced these things on their phone? Has anyone fixed these problems? Can anyone recommend the most stable and most up-to-date ROM even though stable and up-to-date rarely go hand in hand.
Click to expand...
Click to collapse
Look in the CM11 thread, the nightlies are pretty stable for the most part and most us using it use it as a daily driver. You MUST perform a full wipe when installing a ROM, even when moving between point releases. If not, you'll encounter problems. GApps must also be flashed after the ROM has been flashed (assuming you want to use Google)
CWGSM3VO said:
Look in the CM11 thread, the nightlies are pretty stable for the most part and most us using it use it as a daily driver. You MUST perform a full wipe when installing a ROM, even when moving between point releases. If not, you'll encounter problems. GApps must also be flashed after the ROM has been flashed (assuming you want to use Google)
Click to expand...
Click to collapse
Yeah I figured that I need to wipe everything and install the proper GApps after my first attempt at 10.2 which to my credit I did do on my second try. Is there a particular nightly release that seems more stable than the rest? To put this in more context, I travel alone from college to various other places often a bit and my college is situated in almost a black hole of service for Verizon so I tend to take reliability over cutting edge even though I very badly want the newest and greatest. I'm on spring break so I'll try the newest nightly and back up my phone. Luckily I have a ton of space on my phone so I can always have a stable back up ready to be flashed on the fly.
stjake said:
Yeah I figured that I need to wipe everything and install the proper GApps after my first attempt at 10.2 which to my credit I did do on my second try. Is there a particular nightly release that seems more stable than the rest? To put this in more context, I travel alone from college to various other places often a bit and my college is situated in almost a black hole of service for Verizon so I tend to take reliability over cutting edge even though I very badly want the newest and greatest. I'm on spring break so I'll try the newest nightly and back up my phone. Luckily I have a ton of space on my phone so I can always have a stable back up ready to be flashed on the fly.
Click to expand...
Click to collapse
By their very nature, Nightlies are not considered stable in the strictest sense of the word. For most of us, they have been. But if you need reliability over cutting-edge, I'd stick with 10.2 or one of the CM11 Milestone builds (however, the RAZR HD only has one that I know of, CM11-M2).
My personal take is that given you're in an area with poor reception, choosing CM11 over CM10.2 (for example) wouldn't give you any better results over the other. Signal is signal.
My suggestion, given your circumstances and criteria, would be to stick with 10.2 but do a FULL backup via Recovery of your stock ROM (or whatever you're using instead of CyanognMod) and then do a FULL wipe of the following (and only these):
- user data
- /system partition
- /cache partition
- dalvik cache (usually found under Advanced in CWM recoveries)
Your phone will be in an unusable state after this. From here, still in Recovery, flash CM10.2 and then the appropriate GApps (make sure you choose the right one; a 4.4.2 GApps isn't suitable for a 4.3 OS) and reboot. If memory serves, CM10.2 is Android 4.3.1
If you're still having problems, you can restore your backup in Recovery or worst case, RSDLite the appropriate SBF for your phone to return to the carrier-stock ROM. But be aware if you chose the RSDLite path, you will lose everything. Basically it'll be like day-1 when you got the phone
Unroot help!!!
Hi I am trying to figure out how to unroot my Droid Razr HD...I bought it used from my buddy who upgraded and before we met up to make the deal I didn't know till after; that he rooted it and won't tell me how to unroot. I have only ever rooted one phone with his help and that was my thunderbolt. This phone is running CM 11-20140218-NIGHTLY-xt926. I want to bring it back to stock rom but have yet to find anyway to do that...it would be awesome if you guys could help me!!
Lanevox said:
Hi I am trying to figure out how to unroot my Droid Razr HD...I bought it used from my buddy who upgraded and before we met up to make the deal I didn't know till after; that he rooted it and won't tell me how to unroot. I have only ever rooted one phone with his help and that was my thunderbolt. This phone is running CM 11-20140218-NIGHTLY-xt926. I want to bring it back to stock rom but have yet to find anyway to do that...it would be awesome if you guys could help me!!
Click to expand...
Click to collapse
Find the FXZ you want to flash and use RSD or House of Moto to flash it.

[Q] Losing Network Constantly - Latest CM Nightly Build

Hello!
I was using the SungSonic ROM for almost a year now and I decided to change it today. So I flashed a CyanogenMod Nightly build for the P3100 This morning.
It booted up fine, and there were no issues in the beginning.
But then it started disconnecting calls randomly. Like, Someone calls, The phone rings for a second and boom! It shows a missed call.
I figured rebooting it would fix it but it made my problem only worse.
It now barely shows any Network service at all. If it is there, only for about 20s before it goes back off.
Is there any way to fix it without flashing another ROM? I like CyanogenMod and plus, its for my mother and I prefer keeping it simple.
Also, keep in mind that my Tab does not get recognised on any PC with any Cable I could find.
So, I am stuck with PhilZ Recovery for the P3100.
If the problem can be fixed via Flashing a new Mode/Baseband then please, give me a .zip for only the modem and not the whole ROM.
Thank You for Reading and I will hope you guys help me out.
Regards,
Shinichi Reshima
Always do a nandroid B/U before you flash so if you run into a problem like this you can go back. CM nightlys are not always stable, and sometimes you can't use them unless you have the base stable version of that ROM already installed. Must try and install the base version of the build, it may fix your problem. I run CM11 by Android Andi with no issues and no nightlys.
Pp.

Cyanogenmod -12.1-20151117-SNAPSHOT-YOG7DAO1K1-m8 with Verizon

Is anyone running the most current snapshot? I installed it and lost reliable mobile data. It looked promising at first but even after a factory reset with a sense ROM I couldn't resolve it.
To start, I'd just like to know if it's possible with this release.
karunamuni said:
Is anyone running the most current snapshot? I installed it and lost reliable mobile data. It looked promising at first but even after a factory reset with a sense ROM I couldn't resolve it.
To start, I'd just like to know if it's possible with this release.
Click to expand...
Click to collapse
Im running that snapshot on a M8 w/ Verizon. I had to go into Mobile Networks -> Access Point Names ->Reset to default; in order for LTE to work. I was only getting 3G.
I continue to experience mobile data issues periodically & have to do the previous steps to get it to work again.
I did a dirty flash from the stock ROM, so I may try wiping everything & flashing to this build again. (or trying the latest CM 13 nightly.)
I hope this helps.
Thanks for confirming my experience. I'm wondering if the CM developers are testing with Verizon. My experience with their most recent builds has been pretty bad- especially with mobile data. It's always a bummer when older versions work better than newer ones.
I am running the CM13 nightly builds based on android 6.0.1 and so far they have been running great. I have specifically flashed the 12-25-15 & 12-26-16 builds. The only issue I have had is that occasionally the WiFi does not want to connect after a reboot, but toggling airplane mode fixes it.

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