sudden signal drop in generally good coverage area - Bravo General

i have a rooted bravo. not excellent but pretty good reception at home. (around -70db)
decided to give "juice defender" a try. played around with the options, didn't help me much. uninstalled.
problem starts. all of a sudden i see a significant drop in reception from home. (-95db or even someotimes -100db ) . when i go outside signal improves.
i tried a soft reset, then a hard reset, same problem.
can anyone give me some insights as to what is causing it? i wonder if juice defender changed a setting or sqlite value?

chagla said:
i have a rooted bravo. not excellent but pretty good reception at home. (around -70db)
decided to give "juice defender" a try. played around with the options, didn't help me much. uninstalled.
problem starts. all of a sudden i see a significant drop in reception from home. (-95db or even someotimes -100db ) . when i go outside signal improves.
i tried a soft reset, then a hard reset, same problem.
can anyone give me some insights as to what is causing it? i wonder if juice defender changed a setting or sqlite value?
Click to expand...
Click to collapse
That's strange. Should try to find out if you are on 1900mhz or 850mhz channel...not exactly sure how to do that on bravo though.

It's most likely the app that messed it up

Related

lousy RF?

Anyone else notice the lousy RF the XDA seems to have?
Now I am not referring to the signal meter, cause I know that it isn't very accurate anyway. But I can definately notice the RF fading in and out when in a call, plus the normal signs that the RF is flucuating.
There is VERY good signal throughout my area, and I use the phone from home mainly. My previous phone, which was a Samsung flipphone, the RF was fabulous and never had a problem with it.
chocodough said:
Anyone else notice the lousy RF the XDA seems to have?
Now I am not referring to the signal meter, cause I know that it isn't very accurate anyway. But I can definately notice the RF fading in and out when in a call, plus the normal signs that the RF is flucuating.
There is VERY good signal throughout my area, and I use the phone from home mainly. My previous phone, which was a Samsung flipphone, the RF was fabulous and never had a problem with it.
Click to expand...
Click to collapse
I'm having the same problem. When I first purchased the phone I had awsome reception, now it seems the reception is nowhere... This happened before the ROM upgrade also so I know it wasn't that.
I've got the exact same problem....
At first it was perfect but now it sometimes suddenly sounds mettalic....
I have lots of fading as well, also an inordinate number of disconnects, if I put my sim in another phone it works fine. Having said that, I can live with it.
I just updated my phone ROM to the latest, lets see if that solves the problem!

Camera...with strange bars

Hi,
some time when I take a movie, expecially with few light, some hateful horizontal bars come up on the screen. Once I had to SoftReset to have my camera working back. Did it happen to someone else? Should I go to an assistence service point?
You may try to play with "flicker adjustment" option in camera. Try to set it to 50 or 60 hz.
I've had this before, and it's usually because another program is running and using too much CPU.
Once I had to SoftReset to have my camera working back
Click to expand...
Click to collapse
Nothing wrong with a soft-reset, this will clear out any running programs, or you can use settings->memory->running programs->Stop all.
andyclap said:
I've had this before, and it's usually because another program is running and using too much CPU.
Once I had to SoftReset to have my camera working back
Click to expand...
Click to collapse
Nothing wrong with a soft-reset, this will clear out any running programs, or you can use settings->memory->running programs->Stop all.
Click to expand...
Click to collapse
thanx for your answer,
I supposed that it could depend on CPU. Infact, the first time I had this problem, XCPUu Scaler was running, and I thought that incostant level of CPU could bring noise to the cam function. But the last time I incurred into the same problem, I had uninstalled it yet, and probably, as you said, there should be some other app running that brang CPU to a lower level.
Well
I get this too, but it's generally when the radio has a particularly weak signal and is trying to find the operator. If you turn the radio off it generally goes away, same as if you're in an area where you get strong/full signal you probably/shouldn't get it.
Ant
Re: Well
requiem said:
I get this too, but it's generally when the radio has a particularly weak signal and is trying to find the operator. If you turn the radio off it generally goes away, same as if you're in an area where you get strong/full signal you probably/shouldn't get it.
Ant
Click to expand...
Click to collapse
Thanx for your answer...so it should be some like an interference...mmm interesting hypothesis... :idea:
exactly the same happens to my device when there is some activity on GPRS connections.
I have this when my gsm connection is being established and when a location update is being performed or am in a bad singal area (coming in and out of range of a cell). If you had the camera on during a call I can say 99% sure that you'll get the same interference.
Well, at least I am not alone with this problem... :?

GPS problems numerous. Sticky?

I propose that one of these GPS problem threads be made sticky since we cannot simply search "GPS" here and the GPS problems seem to be accumulating.
With that said, I would have to say that my GPS performance is pretty terrible. At first, it felt like doing the QuickGPS thing and/or deleting the xtra.bin file helped. For the most part, though, getting a lock has proven quite sporadic. What should the expectation here be? Should I expect the GPS to work reliably indoors? What about if I am near a window? Why would it work in some buildings near a window and not in others?
My personal opinion is that the GPS should work within 15-20 feet of a window. Using Chartcross GPS Test, even when the GPS is locked, I am getting mostly yellow bars. I am not exactly sure what a good reading looks like on Chartcross, but there appears to be a 25%, 50%, 75%, and 100% bar. Maybe the 25% bar is 100%? In any event, I rarely have a satellite that is getting above what I suspect to be 30%.
Is there a thread somewhere that details what the various fields mean and/or should read in Chartcross or a similar utility? I am coming up on my 30 days to return the phone, so if someone thinks that my device may be defective please speak up!
Thanks as always XDA-ers!
GPS signals are not strong, you have to be near a window (e.g. less than 50cm) or outside to get it to work properly. Inside I get 8 sats with too little to lock, outside I can get up to 11 locked. I use modified GPS settings to improve the lock. I've created a CAB for you.
http://rapidshare.com/files/179766394/X1_GPS_Enhancements.cab.html
Try them and then tell me how it works.
No you cant use it inside, but this has nothing to do with windows. Think of it this way:
To use the GPS, you need a line of sight to the sky, small barriers it will work through (like car roofs). So even a "line of sight" to a window, wont help you because of the thikness of the house roof. To be able to use GPS inside, you need something else, like a big antenna
Anyways, the GPS is for outside/car use only.
CantoX1i said:
No you cant use it inside, but this has nothing to do with windows. Think of it this way:
To use the GPS, you need a line of sight to the sky, small barriers it will work through (like car roofs). So even a "line of sight" to a window, wont help you because of the thikness of the house roof. To be able to use GPS inside, you need something else, like a big antenna
Anyways, the GPS is for outside/car use only.
Click to expand...
Click to collapse
That is partially true. The signal can "reflect" off surfaces as well, though - as with light - weaker. And it does have to do with windows simply because a window has a lot (lot!) less density than say, a brick wall. Less density means easier path for the signal. Being near a window does indeed increase the chance of signal lock.
Angelusz said:
That is partially true. The signal can "reflect" off surfaces as well, though - as with light - weaker. And it does have to do with windows simply because a window has a lot (lot!) less density than say, a brick wall. Less density means easier path for the signal. Being near a window does indeed increase the chance of signal lock.
Click to expand...
Click to collapse
hah, I did not know that! Thanks for informing me
I have a lock when I am inside all the time, usually about 5 satellites or so... out side that jumps considerably, in fact I was very impressed with the speed and sensitivity when compared to my Kaiser/TyTN II/MDA Vario III and I havent used quick gps yet... of course now I said that its going to be sods luck and it will [email protected] out on me...
Shadowdh said:
I have a lock when I am inside all the time, usually about 5 satellites or so... out side that jumps considerably, in fact I was very impressed with the speed and sensitivity when compared to my Kaiser/TyTN II/MDA Vario III and I havent used quick gps yet... of course now I said that its going to be sods luck and it will [email protected] out on me...
Click to expand...
Click to collapse
Well, it depends on several factors. If your home is made of wood instead of brick, that'll make a difference. If you live higher above sea level, it might make a difference. If you live on the countryside, that will definitely make a difference. I happen to live below sea level in a brick house in the middle of an average sized city. My reception won't be something to write home about
Angelusz said:
Well, it depends on several factors. If your home is made of wood instead of brick, that'll make a difference. If you live higher above sea level, it might make a difference. If you live on the countryside, that will definitely make a difference. I happen to live below sea level in a brick house in the middle of an average sized city. My reception won't be something to write home about
Click to expand...
Click to collapse
Ah see, I live on a hill in the country in a house made of straw... well not straw, its brick but still in the clear when it comes to being surrounded by other houses... this probably makes the diff... cheers
I've only had signal ONCE so far with my X1
It was at my living room window.
After that, no signal, ever. Not even out doors.
Im in NYC, plenty of buildings, but cmon somethings gotta be wrong. I even tried a hard reset to get it to work again. Nope... Bastard GPS ):
Nippero said:
I've only had signal ONCE so far with my X1
It was at my living room window.
After that, no signal, ever. Not even out doors.
Im in NYC, plenty of buildings, but cmon somethings gotta be wrong. I even tried a hard reset to get it to work again. Nope... Bastard GPS ):
Click to expand...
Click to collapse
Run quickGPS and install my cab. Try again and let us know!
Nippero:
you wont get any signal (or good accurate location) if you are in a big city.... your best bet is using google map w/ agps and let the cell tower locate where you are at
another thing I want to point out.... I tried using the gps on x1 when I was on the plane... while it was always able to lock on to a couple sats... it wasnt able to locate where I was at .... and the worst part is after I get back on the ground... the gps stop working and I had to hard reset my phone .... I tested it twice and both seems to be the case... so if you dont want to hard reset your phone.... I suggest you not to try it next time when you are on the plane
You guys must have really big houses to need GPS to work indoors
Angelusz said:
GPS signals are not strong, you have to be near a window (e.g. less than 50cm) or outside to get it to work properly. Inside I get 8 sats with too little to lock, outside I can get up to 11 locked. I use modified GPS settings to improve the lock. I've created a CAB for you.
http://rapidshare.com/files/179766394/X1_GPS_Enhancements.cab.html
Try them and then tell me how it works.
Click to expand...
Click to collapse
I really appreciate the quick reply and cab file. I will load it shortly. Is my understanding correct that A-GPS is turned off by default? If so, does this cab enable it? What improvement did you see with your cab file? Lastly, do you use Chartcross GPS test? I'm trying to figure out what the different fields/values mean in it.
Thanks!
Careful with changing the A-GPS to on by default. You can do this through Schapman's advanced configuration tool too, but I've had nothing but bad luck with it.
I use iGO8 and after I turned A-GPS on, the gps signal would drop every few seconds and would have a hard time finding satellites. Switching everything back to factory "defaults" and just using quickgps updates, I've had zero issues. Apart from the initial sat discovery, it's always fast to start and fast to pick back up (maybe 2-3 seconds) again.
jhoffa said:
Careful with changing the A-GPS to on by default. You can do this through Schapman's advanced configuration tool too, but I've had nothing but bad luck with it.
I use iGO8 and after I turned A-GPS on, the gps signal would drop every few seconds and would have a hard time finding satellites. Switching everything back to factory "defaults" and just using quickgps updates, I've had zero issues. Apart from the initial sat discovery, it's always fast to start and fast to pick back up (maybe 2-3 seconds) again.
Click to expand...
Click to collapse
Speaking of iGO8, does 8.1 work with the Xperia or only 8.3?
Dead link....
Hello everyone !
Can someone repost the cab file ? as it was uploaded to a limited RS account it is not downloadable anymore.....
Thanks a lot in advance !
Angelusz said:
GPS signals are not strong, you have to be near a window (e.g. less than 50cm) or outside to get it to work properly. Inside I get 8 sats with too little to lock, outside I can get up to 11 locked. I use modified GPS settings to improve the lock. I've created a CAB for you.
http://rapidshare.com/files/179766394/X1_GPS_Enhancements.cab.html
Try them and then tell me how it works.
Click to expand...
Click to collapse
Per RapidShare...
Error
This file is neither allocated to a Premium Account, or a Collector's Account, and can therefore only be downloaded 10 times.
This limit is reached.
To download this file, the uploader either needs to transfer this file into his/her Collector's Account, or upload the file again. The file can later be moved to a Collector's Account. The uploader just needs to click the delete link of the file to get further information.
odobo said:
another thing I want to point out.... I tried using the gps on x1 when I was on the plane... while it was always able to lock on to a couple sats... it wasnt able to locate where I was at .... and the worst part is after I get back on the ground... the gps stop working and I had to hard reset my phone .... I tested it twice and both seems to be the case... so if you dont want to hard reset your phone.... I suggest you not to try it next time when you are on the plane
Click to expand...
Click to collapse
GPS is only able to keep a lock under a certain speed. Airplanes are fast, so you will lose the lock. Once on the ground you can get a lock again by running QuickGPS. As your location has changed tremendously (depends on how far you fly ofc), the sattelites aren't where your phone thinks they are.
ohiosux said:
I really appreciate the quick reply and cab file. I will load it shortly. Is my understanding correct that A-GPS is turned off by default? If so, does this cab enable it? What improvement did you see with your cab file? Lastly, do you use Chartcross GPS test? I'm trying to figure out what the different fields/values mean in it.
Thanks!
Click to expand...
Click to collapse
You're welcome. My CAB does not enable aGPS, as it sometimes causes problems like quoted below. It changes some registry settings that basically tell your phone to keep looking for a better lock, for a longer period of time.
jhoffa said:
Careful with changing the A-GPS to on by default. You can do this through Schapman's advanced configuration tool too, but I've had nothing but bad luck with it.
I use iGO8 and after I turned A-GPS on, the gps signal would drop every few seconds and would have a hard time finding satellites. Switching everything back to factory "defaults" and just using quickgps updates, I've had zero issues. Apart from the initial sat discovery, it's always fast to start and fast to pick back up (maybe 2-3 seconds) again.
Click to expand...
Click to collapse
Do not that your individual experience with aGPS doesn't generalize to everyone. I've personally tried aGPS here. It made 0 difference (as far as I could tell), so turned it off again.
If you wish to try aGPS, feel free to do so, as it can be disabled as easily as it can be enabled, a hard-reset should not be neccesary.
ragnascroutch said:
Hello everyone !
Can someone repost the cab file ? as it was uploaded to a limited RS account it is not downloadable anymore.....
Thanks a lot in advance !
Click to expand...
Click to collapse
Yet again: http://rapidshare.com/files/180048557/X1_GPS_Enhancements.cab.html
As I don't have a better rapidshare account, it's yet again a 10-DL limit CAB. If anyone can mirror it for me, that'd be nice.
My iGO works fabulous after installing Angelusz's cab. GPS connection is now very fast even in my apartment.
What did u do man....?
Many thanks !
Angelusz said:
Yet again: http://rapidshare.com/files/180048557X1_GPS_Enhancements.cab.html
As I don't have a better rapidshare account, it's yet again a 10-DL limit CAB. If anyone can mirror it for me, that'd be nice.
Click to expand...
Click to collapse
Thanks a lot for the upload mate, i'll share some feedback when i'll have some time to test...
Cheers.

[30/09/11] [Q] [DEV] Reception problems during movement and in general

Hello everyone,
Since the beginning of the Android period, I've been experiencing reception problems, as well as a few friends of mine. The phone is continually searching for signal and losses it quickly, jumps from HSDPA to other means, and also has the problem of regaining the signal after going through a tunnel etc.
I am not a developer myself, but was wondering if anyone else was experiencing the same problems and if there is anything to be done about it.
I know there was a slight fix introduced not too long ago in Tytungs kernel, but for me things still pretty suck.
If you have something to say about this, please do. Otherwise, a mod can handle the positioning of this thread. No need to start flaming if you have nothing to say.
All Hail XDA!!
Cheers,
Chovav
Thread reported to forum mod, Why don't you realise even after placing [Q] in the heading that you need the Q&A forums.
As for your concerned problem, i havn't faced that till now except for the fact i have data drops seldomly.
I have the same problem. I've tested several ROM, radios, Magldr clk...
I always use the *#*#4636#*#* trick. But I always have to return to 2G only.
I think that there must be different kind of hardware that avoid getting a decent signal level.
I tried the Probable Hardware Fix For HD2 Poor Signal too. I have better reception but no as solid as with 2G
I love the phone but when I use only 2G I want to cry (almost everytime).
Thanks in advance, Paco
Just something I would like to throw out there, I also have reception issues on ANY rom, but its occurrence seems to be like the original iPhone 4 came out, terrible reception if you squeeze the whole phone with your hand. I prove that theory by doing that in my room, if i dont touch the phone (just the screen) and browse the web, I do it with full bars. But as soon as I pick up the phone and browse, it will drop very quickly to 1 or no bars (from 4). See if you can trial this yourself, put phone down and browse web, and then hold the phone and try it. See if that makes a difference. Does for me.
There was a thread a while back about this and it showed a screen that you can get to that shows how long you have had signal and I remember looking at it in mine and it showed that I was without signal at least a third of the time the phone was powered on. I don't remember how to get to it any more or I would show you a screen shot of it. I have constant full bars of H where I am and even not moving the phone still shows this same behavior of dropping connection to the towers.
Sent from my HTC HD2 using XDA App

[Q] Device occasionally loses Internet connection for both WiFi and cellular

Now that I've got the Moto X Pure Edition activated, I've been able to work out some of the kinks inherent using it as a daily driver. One noteworthy issue that remains is an odd bug where the device will completely lose connection to the Internet on both a WiFi and cellular data connection, usually after transitioning between types of connections. When this happens, an exclamation point is displayed next to the icon representing whichever connection is currently active and nothing is able to transmit data to or from the Internet or even my local network.
Rebooting the device always fixes the problem, but this issue is materializing a bit too often for my liking, which is usually once every time that I return to a WiFi network after being disconnected from one for some time (more testing may have to be done to confirm exactly what triggers it).
The device is running the stock rom (rooted) and the stock kernel along with the usual tweaks (ad-blocking, Xposed framework, audio fixes, etc.). Anybody seen this before or know what might be causing it?
UPDATE (3/1/2017)
Figured it out! The problem appears to have been caused by my failure to whitelist certain applications in PowerNap. After following the instructions found in the Moto X Pure Edition power optimization thread, the problem appears to have vanished. I don't know if it was the Google Services Framework, JavaTcmdHelper, Android System, or some combination of those that needed to be whitelisted, but the problem has vanished. At least one of those must be responsible for verifying the validity of an Internet connection in sleep mode, which would cause the device to become confused when it would wake up with a different connection that it hadn't verified (that's my theory at least).
At any rate, it is no longer an issue.
Update (Later on 3/1/2017)
Well, it looks like it might not be fixed so well after all. A couple hours after arriving home today, I went to use the device and saw the dreaded "!" next to the network indicator. Still, two days is longer than it's ever lasted before. I've cleared the cache and dalvik/ART cache to see if something in there might be gumming it up and will add another post to this thread if the problem returns.
Still an issue
Looks like it might not be fixed after all. I lost connection again the other day in a parking lot and once more today after getting home. Any ideas as to what could be causing this?
I just recently got my x pure. I've seen this issue on mine too.
Another one!
inkdaddy66 said:
I just recently got my x pure. I've seen this issue on mine too.
Click to expand...
Click to collapse
Interesting. Are you running the stock Rom? Rooted? Amplify/Greenify/PowerNap?
Bill720 said:
Interesting. Are you running the stock Rom? Rooted? Amplify/Greenify/PowerNap?
Click to expand...
Click to collapse
I'm unlocked and rooted. Running validus 7.1.1 ROM.
does your configuration look anything like this?
inkdaddy66 said:
I'm unlocked and rooted. Running validus 7.1.1 ROM.
Click to expand...
Click to collapse
That too is interesting. I'm running the stock Rom, (rooted) so we can probably eliminate that as a potential cause. Given how little reference there is to this on the web at large, the problem is probably caused by a common app or setting (or some kind of unfortunate combination) running on both of our phones.
All we need to do is figure out what kind of "unusual" stuff our devices have in common. I'll rattle off a list of software and settings that might be out of the ordinary or network-related; you tell me if you're running anything like it on your phone.
AdFree
A.R.I.S.E. audio
FolderSync
Ice Box (Motorola Update Service is the only frozen app)
TOTAL Wireless My Account App
Pebble, MyTracks, and Pebble MyTracks
SlingPlayer (this one sometimes wakelocks)
Titanium backup (I tried restoring some WiFi access points once, but it didn't work)
Xposed Framework with Amplify, Greenify, and Power Nap installed and configured as instructed in the Moto X Pure Edition battery life guide thread OP. I've also got MinMinGuard and YouTube AdAway.
As far as settings go, I've not got much in the way of unusual configurations. I enabled the system UI tuner to get the battery percentage and the extended developer options to try out multi-window, (and to change the animation scales to .5X) but everything in there is still pretty much stock.
Does your configuration have anything in common with mine?
Close, but no cigar
It got almost 8 days this time before it happened again. I thought that maybe switching to the legacy DHCP client had done the trick, but that was apparently not the case. Any ideas as to what could be causing the issue or how to fix it?
Or, if you're having the same problem, can you look at my list in the previous post and tell me if any of the software or settings are similar so that we can narrow down the cause?
I have had this problem appear about three times over my 13 months of ownership and all three times was when my bootloader was still locked (obviously running stock not rooted). Never found a solution except to reboot.i only unlocked and rooted my device about a month ago.
Anything familiar?
aybarrap1 said:
I have had this problem appear about three times over my 13 months of ownership and all three times was when my bootloader was still locked (obviously running stock not rooted). Never found a solution except to reboot.i only unlocked and rooted my device about a month ago.
Click to expand...
Click to collapse
Interesting. Between that, my findings, and the fact that @inkdaddy66 was having the problem on a non-Motorola Rom, I want to think that we can eliminate the Rom software as a cause. Did you see any familiar software on my "potential troublemakers" list up in post 6? I'm thinking that if we can find a common program or workflow, then we'll be able to narrow down the cause of the problem.
In the meantime, I'll try posting in the general Android troubleshooting forum here on XDA and see if anybody there has seen the problem or has any troubleshooting tips.
Bill720 said:
Interesting. Between that, my findings, and the fact that @inkdaddy66 was having the problem on a non-Motorola Rom, I want to think that we can eliminate the Rom software as a cause. Did you see any familiar software on my "potential troublemakers" list up in post 6? I'm thinking that if we can find a common program or workflow, then we'll be able to narrow down the cause of the problem.
In the meantime, I'll try posting in the general Android troubleshooting forum here on XDA and see if anybody there has seen the problem or has any troubleshooting tips.
Click to expand...
Click to collapse
Nothing used from your list except system UI tuner when I experienced the problems. That would leave either a ROM and/or hardware issue IMO.
Cause and effect differential diagnosis
aybarrap1 said:
Nothing used from your list except system UI tuner when I experienced the problems. That would leave either a ROM and/or hardware issue IMO.
Click to expand...
Click to collapse
Hmmm... That's also interesting, but I just don't see how system UI tuner could be harming anything. Do you have any other apps or settings at all that you think could be causing the issue?
If this were anything other than my primary, I'd hard reset and troubleshoot that way, but I don't exactly have the time to pull the rug out of an otherwise-working setup right now, so this is going to have to be done the hard way (or, in the case of hardware glitch, lived with).
At any rate, I discovered a new symptom earlier in the week. This time, Internet connection was lost, but only for WiFi, so the connection would actually fall back to Cellular and still continue to work. As before, toggling the connection had no effect, but rebooting the device "fixed" it. I thought maybe it was a fluke, since we'd had an AP hiccup over the weekend, (I refuse to reboot that thing because I'm going for an uptime record) but it happened again on Wednesday, so I'm not sure what to make of it.
Side-issue aside, I'm beginning to wonder if it's some kind of combination of network behavior and usage pattern that brings the issue about. It seems like if I stay within range of the WiFi network, no issue develops, but if I move out of its coverage and don't touch the phone for a while, that allows for ideal conditions under which to replicate the problem (sometimes). I haven't nailed down a consistent pattern yet, but the problem does emerge more often when I'm returning home than at other times. Any thoughts?
Update (3/24/2017; 12:32PM)
Scratch that last part about the issue only being triggered upon "arriving home." The problem happened again this morning, in the same general area. First, no WiFI, then, after resetting the connections, no cellular either. I captured a LogCat before rebooting this time though. Anyone want to take a crack at sifting through that to see if it offers any clues?
I lose cellular data, from time to time, I don't kow if I'm losing WiFi capability also, because I'm on the road when this happens.
It takes a reboot or switching in and out of airplane mode to regain data.
I have had this happen on TruPureXMM ROM and stock-rooted Marshmallow.
I have not spent much time on stock-unrooted, so i don't know if it would happen then, also.
Possible fix
Just to follow up on this again, I have finally reached the eighth day of uptime without the problem materializing, which is the longest that I was able to go before without it happening. This time, I went in to the developer options and disabled "Cellular data always active." I'd give it another couple days to know for sure, but if this sticks, then I think we might've found the fix!
pizza_pablo said:
I lose cellular data, from time to time, I don't kow if I'm losing WiFi capability also, because I'm on the road when this happens.
It takes a reboot or switching in and out of airplane mode to regain data.
I have had this happen on TruPureXMM ROM and stock-rooted Marshmallow.
I have not spent much time on stock-unrooted, so i don't know if it would happen then, also.
Click to expand...
Click to collapse
If your trouble is isolated to just one connection and/or cycling the connection brings it back, then the issue you are experiencing is unrelated to the one described in this thread.
Bill720 said:
Just to follow up on this again, I have finally reached the eighth day of uptime without the problem materializing, which is the longest that I was able to go before without it happening. This time, I went in to the developer options and disabled "Cellular data always active." I'd give it another couple days to know for sure, but if this sticks, then I think we might've found the fix!
If your trouble is isolated to just one connection and/or cycling the connection brings it back, then the issue you are experiencing is unrelated to the one described in this thread.
Click to expand...
Click to collapse
Cellular data always active should never be on (it's disabled in stock rom), except if you have VoLTE only with no fallback to 3G or 2G (Jio is the only provider that comes to mind, but this phone doesn't support their service anyway) or otherwise unusual scenarios I can't really think of.
Huh, and CELLULAR DATA ALWAYS ACTIVE (for faster network switching) sounds like such a good thing.
Mine was selected on.
My loss of data happens in the same spot, usually, but is not leaving wifi. Perhaps it is a tower to tower handoff spot.
I turned it off. Time will tell.
Thanks, fellas!
pizza_pablo said:
Huh, and CELLULAR DATA ALWAYS ACTIVE (for faster network switching) sounds like such a good thing.
Mine was selected on.
My loss of data happens in the same spot, usually, but is not leaving wifi. Perhaps it is a tower to tower handoff spot.
I turned it off. Time will tell.
Thanks, fellas!
Click to expand...
Click to collapse
Always on is not necessarily a good thing. Reality is that when you lose or turn off WiFi, mobile data should only be delayed only by a second or two. There is no real benefit to having it on except for maybe VOLTE.
pizza_pablo said:
Huh, and CELLULAR DATA ALWAYS ACTIVE (for faster network switching) sounds like such a good thing.
Mine was selected on.
My loss of data happens in the same spot, usually, but is not leaving wifi. Perhaps it is a tower to tower handoff spot.
I turned it off. Time will tell.
Thanks, fellas!
Click to expand...
Click to collapse
Actually, it's a battery killer more than anything else... It keeps cellular data active even when on WiFi.
It is possible it's a tower thing though. I have noticed at this one hotel I stay at frequently people tell me they call and it rings or just goes to voicemail even though I have good signal. After investigating it a bit, I'm in a spot that has nearly identical signal strength from 3 towers and it's a metro area so there are 4+ bands accessible... I've seen times watching LTE Discovery where it keeps switching bands and towers for 30 to 120 seconds or so, like it can't make up it's mind what to talk to because it's confused, then it locks on for a while before it starts it's cycle again. During those cycles I think is when people​ can't call me, can't really say if it affects internet or not since I tend not to use my phone too much in the evenings when I'm on the road (usually on laptop).
Uptime record, but... it's back
acejavelin said:
Cellular data always active should never be on (it's disabled in stock rom), except if you have VoLTE only with no fallback to 3G or 2G (Jio is the only provider that comes to mind, but this phone doesn't support their service anyway) or otherwise unusual scenarios I can't really think of.
Click to expand...
Click to collapse
Interesting. I thought for sure that I had the default settings checked in there, but maybe I did change it early on and just forgot. Either way, waiting an extra five seconds to establish a data connection isn't that huge of a deal for me, so I'll leave it off anyway in exchange for battery life when the signal's poor.
At any rate, however, the problem has returned. I was just a few hours short of 9 days of uptime and really thought that I was out of the woods with this problem, but it has returned once again upon returning into range of the home access point. Looks like we're back to the drawing board on this one.
pizza_pablo said:
Huh, and CELLULAR DATA ALWAYS ACTIVE (for faster network switching) sounds like such a good thing.
Mine was selected on.
My loss of data happens in the same spot, usually, but is not leaving wifi. Perhaps it is a tower to tower handoff spot.
I turned it off. Time will tell.
Thanks, fellas!
Click to expand...
Click to collapse
So you're having the same problem too? That makes at least four of us now. Do you mind sharing what Rom and flashed tweaks (Xposed Framework, A.R.I.S.E. audio, root, etc.) you're using as well as any unusual software or settings? Anything in common with my list on page 1?
Bill720 said:
So you're having the same problem too? That makes at least four of us now. Do you mind sharing what Rom and flashed tweaks (Xposed Framework, A.R.I.S.E. audio, root, etc.) you're using as well as any unusual software or settings? Anything in common with my list on page 1?
Click to expand...
Click to collapse
I think we've established that my issue is different, but it has occurred on TruPureXMM and stock but rooted Marshmallow, both with Substratum, Xposed (Gravity Box only) and Viper Atmos.
Same as you =Titanium Backup
*another* new strategy (sigh)
For this week's shot in the dark, I'm going to try manually switching WiFi off before I leave anyplace covered by an access point. Since the problem seems to occur most often when connected to WiFi or when connecting to it, maybe this will make some kind of a difference.
pizza_pablo said:
I think we've established that my issue is different, but it has occurred on TruPureXMM and stock but rooted Marshmallow, both with Substratum, Xposed (Gravity Box only) and Viper Atmos.
Same as you =Titanium Backup
Click to expand...
Click to collapse
I see now; my mistake.

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