[Q] [ICS 4.0.4][GT-P7320] Wifi Dropping Constantly - Galaxy Tab 8.9 General

Hi All,
My problem is, once updating from 3.2 to 4.0.4, my wireless keeps dropping every minute or so. Incredibly frustrating as it will refresh almost any app that's currently open (even offline apps like my epub reader).
I've found this doesn't seem to be isolated to the 8.9 tablet ICS ROM, nor even Samsung's updates. However every solution I've found and tried doesn't seem to work. The main culprit seems to be the wpa_supplicant file (in /system/bin). I've tried the following:
Updating (reverting) the wpa_supplicant file to the 3.2 version as it was last known working copy
Updating the wpa_supplicant file with an S3 version that claims to cure the fix (yes I know this was in desperation)
Updating the wpa_supplicant.conf file to remove the
The problem with all of these is that I know they aren't aren't very likely to work (and didn't). All files were either flashed with CWM or moved into the kernal with Root Explorer + superuser.
My tab is an Australia Telstra GT-P7320T.
Currently I'm running Arclic's ICS ROM (http://forum.xda-developers.com/showthread.php?t=1923371&highlight=7320) , but have also tried the stock ICS ROM (http://forum.xda-developers.com/showthread.php?t=1901664) and that had the same issue.
Never been a poster on the forums but used lots and always found an answer - unfortunately I haven't this time.
Surely others that have applied these ROM's have had the same issues. Has anyone been able to solve them? Any help much appreciated.

Have you tried flashing back to the original gb rom? If you still have issues there, it may be hardware related.

Yeah, I've tried going back to the original Telstra Australia honeycomb ROM and wifi works fine. Definitely firmware related.

Related

[Q] Limited 3g download/upload speed

Hi all,
Here is an interesting finding from my i9000. I have recently found out this and don't know when or how it is happened..
I am not constanly checking my internet speed but realized a slowness in data transfer in my carrier while I'm on team hacksung's ICS build 12. When I run a test in speedtest.net's app, I couldn't get pass 45 kb/s even though 3g, HSPA and everything was on. I tried to narrow down the problem with trying with a different carrier and sim card; only to find same results. Tried my on sim card on a iphone (I know, but what you gonna do and reached 300-500 kb/s. So the problem was related to my phone...
Next, I decided to revert back to stock rom (XXJVU, latest one) to understand if it is rom related or not.. Apparantely it is not, I couldn't pass 45 kb/s once again. By the way I have formatted all (sdcard, data, datadata..) before flashing stock rom with odin. Now I'm back on ICS Build 13 from team hacksung and guess what..no change.
My basic knowledge limits me trying to investigate the source of the problem further so I kindly ask if someone has ever encountered something similar? I have searched XDA and net but found nothing similar.
Help is much appreciated..
I forgot to mention that I have tried different modems in CM9. No luck with the latest XXJVU modem as well (thanks_silkydude).
Check your build.prop file, it can be messed something... use this..., although written for another device - in my case works.
checked build prop, added the lines in the post you linked but no luck. The only difference is the speed lowered than the original prop. However let me remind you that I couldn't apply the attached zip file in CWM probably because I'm on ICS CWM.
Thanks anyway.
Here is the original build.prop for your review;

[Q] Captivate WIFI Problem hw/sw issue Please help

i have recently rooted my captivate and i am using new android 2.3.5 and kk4 kernal.
All the basic things i know like flight mode disable etc.
Problem:
1. wifi shows error
2. mac address unavailable in advance tab
3. Bluetooth not working
4. There is no file in /data/wifi folder
Required:
1. please tell me is it hardware error or software.
2. where is wifi and bluetooth drivers in android os (i need location plz)
3. i have to know how i can debug my wifi
and last thing please share some body /data/wifi folder files
i shell be very thankful to you people.
Software
To me this sounds like a software error. I would recommend you try a new ROM with a new kernel and a new modem, preferably one that is know to work well with Captivates. If i may suggest, try DarkyROM at www.darkyrom.com, i can help flash that if you would like, you won't regret it, amazing rom.
I'm not sure if its a software error. I have the same issue. I tried a bunch of different roms while doing a master clear/factory reset. I ended up with the same wifi error on any platform... It was a hardware problem for me.
Time to get a new phone buddy if you haven't already tried flashing different roms
Im having the same problem, and have flashed different roms. What about buying a new antenna? That's what I'm thinking.

[Q] Verizon service shuts down on CM9

I have an SCH-i800 that I have CM9 (p1c 9.1.0) installed on. I have been using it for several weeks with no problem. Since I am planning on going on a trip, I decided to active pre-paid Verizon service for the tablet. At first, I attempted to activate the device. It went through the phone call but after a minute, it just sat at activating. That is when I noticed that the radio state in the status bar had an X on it. I rebooted the tablet to try again and got "com.android.phone has topped unexpectedly". I re-flashed CM9 (at the time I was using 9.0.0) and it worked again. Activation was not necessary. After a day, the error came up again and radio state went to off with an X. I tried 9.1.0, same problem after a day. I even tried a nightly CM10, same problem. Reboots, cache wipes, permission fixes do not make it work. The error persists until a re-flash of CM. I see on the Support Downloads for the Verizon Tablet, there are two modem files. My baseband version is currently S:I800.0.3V.EI04. I have attempted to "flash" these both via Odin (which failed after a couple minutes) and ZIP (which looked like it worked) to the EC02 on the site, but my baseband doesn't seem to change.
So my first question is, is there a how-to on flashing as I have searched high and low on one for the Verizon Tab specifically, and have yet to find one. Is there a ZIP file that is specifically meant for the i800? I am almost certain this is my problem and that a downgrade (this tablet when stock was updated to the latest Verizon image).
My second question is, has anyone else experienced this? Is there someone that is using a CM9 Verizon tab with EI04 baseband and not have this problem?
Is there a way I can track down what crashed the program? I have tried logcat, but it doesn't appear to give me much detail other than to tell me that it stopped.
And if you ask, no I did not use the Verizon service with this tablet before putting CM9 on it, so I wouldn't know if it worked before.
Any input that someone could provide would be useful. Thanks!

WIFI ERROR \ Turnning on \ Wifi Goes To Grey

Hello Everybody ... Am a new member to Xda site but i learned alot through reading your posts long time ago...
anyway here is my problem MY GALAXY NOTE GTN7000 Wifi Is not Working....
Details: I Had The phone since febraury 2012 and it was GB 2.3.6
i Updated to I.C.S 4.0.3 Official Rom and rooted it in july 2012
suddenly in august 2012 the problem started to appear ((( Am Writing Dates so To Avoid the Possibility of Hard Brick or anything because the phone was working great till then )))
THE PROBLEM
1-When I Try To Open Wifi It just Lag and stop responding The ICON GOES TO GREY INSTEAD OF GREEN and stays like that till Reboot and some times stays grey after Reboot
2- when opening wifi from settings tab it says "Turning On Wifi " and stays like that Forever
3- the only Way To restore the wifi icon to white is trying to activate WIFI - Direct
4- Rebooting Used to fix the problem but now NOT
5- Removing the battery Used to fix the problem But NOW NOT
Fixes I Tried
1- Restore Factory Setting & Wipe Cache & Wipe Everything
2- Changing the Rom from (I.C.S 4.0.3 )to (GB 2.3.6 ) to (Paranoid Android ) to (I.C.S 4.0.4)
Sometimes after each format or rom flash wifi worked for 2 hours or even 24 hours normally then problem appear
3- Tried removing Wpa Supplicant ( Helped Sometimes Then NOT )
4- Tried Wifix TO change country code even manually did it
5- Adjusted the Nfram_Semacove i dnt remember the name actually from CC To All ( Worked then later Stopped )
6- Used Wifi Rescue (Worked for a while then Stopped )
7- I Flashed Alot of kernels ((Heared that syiah Kernal Fix this problem but nothing out for NOTE YET )
HELP
I know that many will think that its a hardware ISSUE BUT IF Its hardware then why sometimes it work !!!!!
What i really Think is : Its a BUG Changed some files of the system which are not restored by flashing new ROM !!! for example when i Flashed Roms and Kernels i Found WPA Supplicant unchanged with my router Config !!!!
I SENT THE PHONE TO CUSTOMER SERVICE AND THEY SAID WILL CHECK AND REPLY within24 hrs but for sure its hardware and change Board which means 2800 EGP which is the price of new SGs2 soo am sure its a Bug or Software CAN ANY1 Help MEEEEEE
MOHPHR said:
Hello Everybody ... Am a new member to Xda site but i learned alot through reading your posts long time ago...
anyway here is my problem MY GALAXY NOTE GTN7000 Wifi Is not Working....
Details: I Had The phone since febraury 2012 and it was GB 2.3.6
i Updated to I.C.S 4.0.3 Official Rom and rooted it in july 2012
suddenly in august 2012 the problem started to appear ((( Am Writing Dates so To Avoid the Possibility of Hard Brick or anything because the phone was working great till then )))
THE PROBLEM
1-When I Try To Open Wifi It just Lag and stop responding The ICON GOES TO GREY INSTEAD OF GREEN and stays like that till Reboot and some times stays grey after Reboot
2- when opening wifi from settings tab it says "Turning On Wifi " and stays like that Forever
3- the only Way To restore the wifi icon to white is trying to activate WIFI - Direct
4- Rebooting Used to fix the problem but now NOT
5- Removing the battery Used to fix the problem But NOW NOT
Fixes I Tried
1- Restore Factory Setting & Wipe Cache & Wipe Everything
2- Changing the Rom from (I.C.S 4.0.3 )to (GB 2.3.6 ) to (Paranoid Android ) to (I.C.S 4.0.4)
Sometimes after each format or rom flash wifi worked for 2 hours or even 24 hours normally then problem appear
3- Tried removing Wpa Supplicant ( Helped Sometimes Then NOT )
4- Tried Wifix TO change country code even manually did it
5- Adjusted the Nfram_Semacove i dnt remember the name actually from CC To All ( Worked then later Stopped )
6- Used Wifi Rescue (Worked for a while then Stopped )
7- I Flashed Alot of kernels ((Heared that syiah Kernal Fix this problem but nothing out for NOTE YET )
HELP
I know that many will think that its a hardware ISSUE BUT IF Its hardware then why sometimes it work !!!!!
What i really Think is : Its a BUG Changed some files of the system which are not restored by flashing new ROM !!! for example when i Flashed Roms and Kernels i Found WPA Supplicant unchanged with my router Config !!!!
I SENT THE PHONE TO CUSTOMER SERVICE AND THEY SAID WILL CHECK AND REPLY within24 hrs but for sure its hardware and change Board which means 2800 EGP which is the price of new SGs2 soo am sure its a Bug or Software CAN ANY1 Help MEEEEEE
Click to expand...
Click to collapse
Nobody is Having The Same Issue ???? Any Ideas !!!? Also Reseting Wifi Doesnt Work by #526# says Driver Not Set NG error Please I Need Help ...Thanx
MOHPHR said:
Nobody is Having The Same Issue ???? Any Ideas !!!? Also Reseting Wifi Doesnt Work by #526# says Driver Not Set NG error Please I Need Help ...Thanx
Click to expand...
Click to collapse
I am also facing the same problem for last one month and tried almost all the options tried by you but no relief. Wifi just works some time and other times it stays greyed. Can any one suggest any other solution as i also think it's software problem.
jesus christ, we are not BLIND!
anyway, i have same issues on sgs2
Same issue
@MOHPHR : I am facing the same issue as you.
I tried several ROMs from Original stock ICS to Paranoid to Crisleko's ROM.
Going into the airplane mode and then turning wifi on used to work, not anymore.
3G Data works just fine, not being able to use wifi is frustrating because when I leave it alone, it connects by itself randomly when I am at home for example.
I have done some extensive research and found an article that mentions wifi hardware problems resulting from ICS update on a galaxy S2. (Google: Samsung Galaxy S2 WiFi Issue BY Shaiful Borhan )
I did use the *#*#526#*#* and got the status: "NotSet Driver loaded [NG]".
Anyone can help please ?
WiFi drivers are not installed properly. Flash stock GB firmware
Sent from my GT-N7000 using xda app-developers app
Smokinggun said:
WiFi drivers are not installed properly. Flash stock GB firmware
Sent from my GT-N7000 using xda app-developers app
Click to expand...
Click to collapse
i have seen this before and that was a hardware problem.. not saying this would as well be but its a possibility
nokiamodeln91 said:
i have seen this before and that was a hardware problem.. not saying this would as well be but its a possibility
Click to expand...
Click to collapse
I had the same issue with Galaxy S, tired some custom roms but nothing worked and finally tried with stock GB it worked
Any fix?
MOHPHR said:
Hello Everybody ... Am a new member to Xda site but i learned alot through reading your posts long time ago...
anyway here is my problem MY GALAXY NOTE GTN7000 Wifi Is not Working....
Details: I Had The phone since febraury 2012 and it was GB 2.3.6
i Updated to I.C.S 4.0.3 Official Rom and rooted it in july 2012
suddenly in august 2012 the problem started to appear ((( Am Writing Dates so To Avoid the Possibility of Hard Brick or anything because the phone was working great till then )))
THE PROBLEM
1-When I Try To Open Wifi It just Lag and stop responding The ICON GOES TO GREY INSTEAD OF GREEN and stays like that till Reboot and some times stays grey after Reboot
2- when opening wifi from settings tab it says "Turning On Wifi " and stays like that Forever
3- the only Way To restore the wifi icon to white is trying to activate WIFI - Direct
4- Rebooting Used to fix the problem but now NOT
5- Removing the battery Used to fix the problem But NOW NOT
Fixes I Tried
1- Restore Factory Setting & Wipe Cache & Wipe Everything
2- Changing the Rom from (I.C.S 4.0.3 )to (GB 2.3.6 ) to (Paranoid Android ) to (I.C.S 4.0.4)
Sometimes after each format or rom flash wifi worked for 2 hours or even 24 hours normally then problem appear
3- Tried removing Wpa Supplicant ( Helped Sometimes Then NOT )
4- Tried Wifix TO change country code even manually did it
5- Adjusted the Nfram_Semacove i dnt remember the name actually from CC To All ( Worked then later Stopped )
6- Used Wifi Rescue (Worked for a while then Stopped )
7- I Flashed Alot of kernels ((Heared that syiah Kernal Fix this problem but nothing out for NOTE YET )
HELP
I know that many will think that its a hardware ISSUE BUT IF Its hardware then why sometimes it work !!!!!
What i really Think is : Its a BUG Changed some files of the system which are not restored by flashing new ROM !!! for example when i Flashed Roms and Kernels i Found WPA Supplicant unchanged with my router Config !!!!
I SENT THE PHONE TO CUSTOMER SERVICE AND THEY SAID WILL CHECK AND REPLY within24 hrs but for sure its hardware and change Board which means 2800 EGP which is the price of new SGs2 soo am sure its a Bug or Software CAN ANY1 Help MEEEEEE
Click to expand...
Click to collapse
Hi, I have been looking for days now for a forum that will be discussing this exact problem. I ve had this issue fora month or so now. I have restored to factory settings but it has not solved the problem. My galaxy note n7000 is not rooted nor does it have any special rom. I wouldnt even know how to install them. Where you able to find a fix? I am so tired of this problem, Im even contemplating the possibility of getting a note 2 and selling my n7000. I believe as well that it is most likely a software problem and im wondering if the soon to come jellly bean update could fix this issue.
Ps: after the wifi problem started, ive also noticed freezes and restars/ reboots.
Thanks for your help guys.:good:
Lebanesemecrazy said:
Hi, I have been looking for days now for a forum that will be discussing this exact problem. I ve had this issue fora month or so now. I have restored to factory settings but it has not solved the problem. My galaxy note n7000 is not rooted nor does it have any special rom. I wouldnt even know how to install them. Where you able to find a fix? I am so tired of this problem, Im even contemplating the possibility of getting a note 2 and selling my n7000. I believe as well that it is most likely a software problem and im wondering if the soon to come jellly bean update could fix this issue.
Ps: after the wifi problem started, ive also noticed freezes and restars/ reboots.
Thanks for your help guys.:good:
Click to expand...
Click to collapse
I am having the same problem with a n7000. The best rom i have tried is cm 9.1. I still have this problem but it ocurr less times.
I am thinking that it is somthing of harware, i will try to use the guarantee...
Any ideas there?
Fix Wi-Fi not working under ICS 4.0.1 & 4.0.3
Try this fix
http://forum.xda-developers.com/showthread.php?t=1436683
4thdimension said:
I am also facing the same problem for last one month and tried almost all the options tried by you but no relief. Wifi just works some time and other times it stays greyed. Can any one suggest any other solution as i also think it's software problem.
Click to expand...
Click to collapse
Lebanesemecrazy said:
Hi, I have been looking for days now for a forum that will be discussing this exact problem. I ve had this issue fora month or so now. I have restored to factory settings but it has not solved the problem. My galaxy note n7000 is not rooted nor does it have any special rom. I wouldnt even know how to install them. Where you able to find a fix? I am so tired of this problem, Im even contemplating the possibility of getting a note 2 and selling my n7000. I believe as well that it is most likely a software problem and im wondering if the soon to come jellly bean update could fix this issue.
Ps: after the wifi problem started, ive also noticed freezes and restars/ reboots.
Thanks for your help guys.:good:
Click to expand...
Click to collapse
fedetipito said:
I am having the same problem with a n7000. The best rom i have tried is cm 9.1. I still have this problem but it ocurr less times.
I am thinking that it is somthing of harware, i will try to use the guarantee...
Any ideas there?
Click to expand...
Click to collapse
@fedetipito I am still considering the hardware issue, although it seems a compatibility issue with the region/country as @fearkillerr mentioned in this post (http://forum.xda-developers.com/showthread.php?t=1436683)
I tried his solutions, none worked. The script one worked, but only once, then the problem kept repeating.
I upgraded to JB 4.2 then downgraded to stock GB 2.3 still the same issue. I am from the North Africa/Middle-East region, although when I was in Sweden in holidays and using a Swedish sim-card didn't have this issue. Any thoughts ? This problem is really really upsetting as we cannot use the WiFi properly. I am seriously considering simply abandoning my Galaxy Note N7000 and go for an iPhone 5, simply because I cannot even sell it (since no one would like a smartphone that doesn't have a proper wifi working).
I am having almost same problem with WiFi after I installed Custom ROM.
I tried only one method and it worked like a charm.
Go to WiFi connections and tell your phone to forget the network you are connected to, then re log. This problem did not happen after that 3 days now. Good Luck.
@Valium10 we initially cannot connect to any WiFi network, so we can't "forget" them. I don't think it is a "wifi network" problem.
" although when I was in Sweden in holidays and using a Swedish sim-card didn't have this issue"
And if you take SIM card out and power-on phone?Will wifi work?
Sent from my GT-N7000 using Tapatalk 2
Sometimes no, sometimes yes. It's kind of a malicious bug.
I am also facing the same problem and it seems it is hardware problem. May some dust or something else on the hardware or else we have dropped our phone some problem is there. When I gave to service center they asked that the motherboard needs to be replaced. But they refused to check it without that. I told that first try without replacing any parts and just check whats wrong in this if some repair can be done, but the service center people are so busy 50-60 peoples were waiting in line behind me to give there phones for service. They do not listen anything. They have tried by installing latest ROM and nothing else, that we can easily do it and for that also they have taken service charges.
Please someone tell me where exactly the wifi module is there, so we can open and check the problem ourself.
Lebanesemecrazy said:
Hi, I have been looking for days now for a forum that will be discussing this exact problem. I ve had this issue fora month or so now. I have restored to factory settings but it has not solved the problem. My galaxy note n7000 is not rooted nor does it have any special rom. I wouldnt even know how to install them. Where you able to find a fix? I am so tired of this problem, Im even contemplating the possibility of getting a note 2 and selling my n7000. I believe as well that it is most likely a software problem and im wondering if the soon to come jellly bean update could fix this issue.
Ps: after the wifi problem started, ive also noticed freezes and restars/ reboots.
Thanks for your help guys.:good:
Click to expand...
Click to collapse
sO?
Can anybody tell me if there's some new solution?
cause I've tried all you said here. even in the links but it does the same.
the icon returns to gray color after a few secs in green.
I'm on Jellybean galactus 3.3
pls answer me
Having the same issue with wifi and frequent freezes, tried different ROMs, Kernels and Modems. Yet still Wifi disconnects at various intervals. The phones at time hangs too to what seems to be a SLEEP OF DEATH. Ideas please...
juliobahar said:
Having the same issue with wifi and frequent freezes, tried different ROMs, Kernels and Modems. Yet still Wifi disconnects at various intervals. The phones at time hangs too to what seems to be a SLEEP OF DEATH. Ideas please...
Click to expand...
Click to collapse
for Wifi disconnects ..try to change the router wireless settings to b/g...and avoid n... this should keep the wifi stable

Wi-fi problem after upgrading to Jelly Bean

Hi to all!
Yesterday, I upgraded to Jelly Bean 4.1.2 stock rom from Verizon.
Since then, I can't connect to my router: it just keeps saying "Connecting...".
I've made some researches, and it seems to be a common issue of Jelly Bean with some routers, maybe the very old ones as mine, a Netgear DG834G.
I've found for example this topic:
http://forum.xda-developers.com/showthread.php?t=2078000
in which it's suggested to replace /etc/wifi
Anyone has similar problems? Could it be that the solution?
I forgot to say I succesfully connected to more recent routers. However, that is the router I have at home and I can't replace it.
Thanks in advance for your help!
i have the same problem some routers work, but my at home doesnt connect.
i tryed 100 things but not get it up, u still have the problem, too?
and the other problem is if i wanne return to ICS with my backup in Safestrap it not load
heres the trick
go to /system/bin and replace wpa_supplicant with this one
its from XT907 4.1.1
http://www.file-upload.net/download-7382283/wpa_supplicant.rar.html
huhu1312 said:
heres the trick
go to /system/bin and replace wpa_supplicant with this one
its from XT907 4.1.1
http://www.file-upload.net/download-7382283/wpa_supplicant.rar.html
Click to expand...
Click to collapse
You're the man! Thanks so much! :silly:
Can you tell me where you find this solution? (you can PM me if you can't link). I tried to extract etc/wifi from ICS rom and replace with these ones, but not success.
http://code.google.com/p/android/issues/detail?id=34212
from there i get the start i found that 2-3 days ago but the linked file wasnt working for me
yesterday i search the original razr rom on the web and tryed myself. and then it was working
ya it not work if u use the files from ICS.
iam not sure whats the problem. maybe linked files (in the source) are missing

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