WiFi and Network disconnects and the phone locks itself - Xiaomi Redmi Note 7 Pro Questions & Answers

Hey!
I've been using HavocOS 2.7 for a while and I didn't have the bug(used 9.8 Indian firmware) and after I upgraded to HavocOS 2.9 with the latest firmware, the phone locks itself and the wifi disconnects while the network resets itself. I tried using Pixel Experience Q - same issue. Tried Pie aswell and had the same issue. It only happens on my university WiFi(5 Ghz, campus wide wifi. MSCHAPV2, PEAP, no certificates) and not on any other wifi. Going back to HavocOS 2.7 or any other ROM of that time(3-4 months ago) fixes the issue but any newer ROM causes this.
my logcat of the event has been attached^
I'd appreciate any help. Thanks.

I'd appreciate any help.
Is there anything else that I should be providing? I'm not sure and would appreciate any insight. :/

Hey I too have the same issue. Looks like it happens because of the enterprise wifi. This bug is there even in the latest MIUI and all the lastest roms. I have no idea on how to fix this. Please help.

Related

Wifi just scans and never connects

I just upgraded to 5.1.1 ...I posted an update http://forum.xda-developers.com/showthread.php?t=1008702 to my post but assumed most never saw it....
anyhow....ever since moving to the update my wifi just spins. It recognizes that there are services available but it never gives me an option to connect to them. Any ideas?
after a sleep? or after upgrade to 5.1.1?
I have encountered this issue before on tnt lite 4.2. I simply rebooted it and reset your wireless router. and then no issue to me.
check out this thread if it is after a sleep.
http://forum.xda-developers.com/showthread.php?t=1006112&highlight=wifi+scan
I don't 100% remember but I think that there is a custom kernel to fix/improve the wifi problem? Anyone can confirm it?
tyy10002 said:
after a sleep? or after upgrade to 5.1.1?
I have encountered this issue before on tnt lite 4.2. I simply rebooted it and reset your wireless router. and then no issue to me.
check out this thread if it is after a sleep.
http://forum.xda-developers.com/showthread.php?t=1006112&highlight=wifi+scan
I don't 100% remember but I think that there is a custom kernel to fix/improve the wifi problem? Anyone can confirm it?
Click to expand...
Click to collapse
There were some issues regarding sleep (mostly failures to wake, causing reboots, and CPU throttle getting stuck on sleep).
However, those on the 5.0 TNTl are stuck with the existing kernel. Not to bash TNT - I've used 4.X and 5.X versions and think its great - just that it's in its own little world as far as kernel and recovery options.
no sleep...just straight after the update. I have searched the forum and done anything that looks like it might work. Reset the router several times, stood within 6" of the router. Re-booted probably 100 times.
I went back and cleared the darvlick cache and did a factory reset. Re-installed 5.1 thinking this might help but from my noob eyes it looks like 5.1.1 is still running (based on the background wallpaper only).
That is the frustrating thing for me...if this happened on my pc I would go get a new driver or reinstall the hardware and I would be back up and running...with Android and ROM I am completely lost.
++UPDATE++
Just checked into the hotel and the wifi works on an open connection. I really don't want to open my home network if can avoid it...typical suburban cul de sac with too many people that would to steal some wifi

Intermittent Data/Cell -Exclamation Mark in Signal Indicator

This happens on every Lollipop ROM I have flashed, no problems on 4.4 ROMS. I do clean installs, do not restore anything from Tibackup. So basically what happens is I will randomly but very frequently lose all data and cell service. Like once every three minutes frequently. It only lasts about 5 seconds at a time. The signal bar triangle will have an exclamation mark in it (see attached example). I delete and re-enter my APN, turn off wifi AND the Scanning Always Available option. I have read some threads about this exact same thing happening on Nexus 5 after Lollipop update but they are old and it seems to have been fixed with an update. Does anyone have any ideas about what is going on? I'm on TMO in the US and like I said, it ONLY happens on Lollipop ROMs it does not happen of Kitkat.
I read this as sort of an explanation as to why but nothing as to how to fix it. It is driving me insane.
I'm in the same boat, I cant make calls with hangouts or with Dialer or it will disconnect. I haven't seen a solution yet. I've tried every ROM I can, but it keeps crashing. drives me up a wall. I want to logcat it, but having issues while at work.
budm said:
I'm in the same boat, I cant make calls with hangouts or with Dialer or it will disconnect. I haven't seen a solution yet. I've tried every ROM I can, but it keeps crashing. drives me up a wall. I want to logcat it, but having issues while at work.
Click to expand...
Click to collapse
Only discussion about this I have seen is in the Nexus 5 forums, nothing in OPO
Any insight to this would be greatly appreciated.
Come on guys, am I really the only one with this issue?
TigerDNA said:
Come on guys, am I really the only one with this issue?
Click to expand...
Click to collapse
You're not alone, I have this as well but I don't get the exclamation mark but instead the triangle appears completely empty, as if I have no signal at all.
anyone know a way to fix this awell? i flashed the new lolipop alpha modem and still same thing if not worse
The only time this has happened to me is when I toggle Wi-Fi. It for this every time, but have no data issues otherwise. Seems to be when switching between ip addresses. Are you possibly between towers or roaming on another network? May be the issue, but I can't say for sure. Running the lollipop rom exodus, no issues at all.
EDIT: also what baseband are you guys on? I thought I saw something similar and someone flashed a test baseband and it fixed whatever issue they were having. Link coming shortly.
EDIT 2: just now noticed the list above mine about the alpha modem and it not working for them. If anyone else needs to try however, link is http://forum.xda-developers.com/sho... work for some and not others.
from the one+
Does anyone know if we can flash the CM11S modem on CM12?
Go to Settings -> More - > Mobile Networks. Make sure all the items are set correctly.
alleykat2561 said:
Go to Settings -> More - > Mobile Networks. Make sure all the items are set correctly.
Click to expand...
Click to collapse
In OP "I delete and re-enter my APN, turn off wifi AND the Scanning Always Available option."
Same issue here. Running SlimSaber using alpha radio.
Same problem on two OPOs here, both running Temasek CM12
Anyone found a solution yet?
I have the same issue on CM12, BlissPop and Validus ROMS.
Strangely I do NOT have the issue on Euphoria.
Think it happened after I flashed the Alpha L modem.
Tried flashing an older CM11S modem, but no luck...
Hi,
Sorry for the noob answer but anybody tried settings>mobile networks>preferred network type and set it to 3G? I flashed a new rom from stock CM and noticed that I was experiencing signal trouble, I checked my status and the signal detected is LTE so I changed my network to 3G and network signal improved. Downside is that you cant use LTE (but thats ok for me since here in our country, LTE signal is still kind of limited)
Zino same for me. Ever find a fix or a rom that doesn't do this?
OP here, it's strange that all of us have this issue, the same issue that came up on the Nexus 5 thread when L was first released but know one else seems to have any knowledge of it. I am almost certain it doesn't have to do with our carriers but rather something software related.
I'm also suffering from this issue, until now the only way I knew how to fix it was to wipe the cache in recovery which takes ages!
got the same problem :<
I have a similar issue. I use t mobile in the USA and LTE works, H+ works, but 3g shows signal and won't load anything. No idea how to fix it.

[A] Solution to COS 12/CM 12 WiFi instability.

So for some like myself, COS 12 wifi has been behaving sporadically. I would surf the web for 5 min only to have my internet connection crawl to a stop.
Turn out that COS 12 and CM 12 have an issue where the dhcpcd sends incorrect values to the DHCP servers.
The disconnect is not apparent on all devices! It depends on your router's settings.
So, with special thanks to Tony Stüker, I have made a flashable zip of CM 11s dhcpcd file.
If you experience the aforementioned issue, BACKUP your system and then flash the file below.
Download (Enjoy!)
PS. Flash at your own risk.
I definitely support the CM11 05Q modem. Fixed my issues with WiFi delayed messages a s calls. Also so far has fixed notifications for messages not pushing though whether on WiFi or not.
Thank you mkhcb, I confirm this works well. Now I just need for someone to fix this f......ing bluetooth. Mine keeps crashing every 15 seconds since 4.4.4.
Thanks a lot! This helped me to solve my connection problem with 6D!
https://forums.oneplus.net/threads/cm12s-with-canon-6d-wifi-connection-problem.305819/
Anytime guys.
Also, I am sure we can get the Bluetooth fix if others report bluetooth problems.
Any issues with cm 12.1 with the fix?
Hi pal,
I'm in dirty unicorns marshmallow, will this file support it.
actually after updating to marshmallow i didnt have the issue... i moved to qatar. its started again...
your help is appreciated.
thank you in advance.

WiFi keeps on dropping on update from CM12

Hi
Was running on the CM 12.1 and no issues with wifi. Then I decided to update and went with the RR per below
http://forum.xda-developers.com/oneplus-one/development/rom-ressurrection-remix-m-t3270147
Did a clean install and loaded gapps and everything seemed ok but then had issues with Wifi dropping constantly. I tried google and changed channel on router to channel one and also tried app called Wifi Analyser but still the same issue.
Saw a fix for cm 12 in the below
http://forum.xda-developers.com/oneplus-one/general/fix-wifi-connectivity-issues-drops-t3070045
Not sure if same fix applies to 13 as it seems to be an issue with the CM 13 and not the ROM itself..??
Had to go back to CM12.1 and no wifi issues pity as was happy enough but no wifi is a showstopper. Posted in the RR thread but maybe this might be a CM13 issue so wondering if anyone knows any fixes for it as I may try again
Thanks
I have the same issue, need to turn off bluetooth, try it it may work for you also

Question Phone loses wifi connection every few seconds after moving to custom rom

Hello everyone,
I just installed CrDroid on my Poco X3 Pro and came from stock ROM. After the fresh installation of version 8.9 my WiFi now disconnects every few seconds and then reconnects. My phone is now acting like in a ping pong match.
I already installed the latest EU firmware 13.0.3.0. I tried switching to Lineageos but also the same result. Is there any way to fix this?
Update: I noticed something really interesting. I'm running a Fritzbox 7590 on version 7.39-99878. I noticed the issues only on my private wifi. If I activate the guest wifi everything works.
Hello, I found the answer here: https://www.ip-phone-forum.de/threa...ndig-wlan-verbindung-zu-fritzbox-6490.312991/

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