Light won't go off - Xperia Z3 Q&A, Help & Troubleshooting

On stock 5.0.2 and been having no issues until few minutes ago. I noticed the phone getting warm and burning battery. Killed some apps,etc.. Then I noticed the camera light (flash) was on. Tried to open the camera to stop it but failed as camera was unavailable.
A shutdown did the trick but very odd. Anyone else experience similar?

Just a tiny bug, had it once and the flash light button was gone too, just force stop the camera app in settings and it should solve it.

Weird. Odd part is that I wasn't using the camera around when it happened

Related

Is your camera locking up (No pre-view picture)?

Is your camera locking up (No pre-view picture)?
When I select the camera icon, I see the camera menu in the lower part of the screen and I can even take pictures, however I see a black image instead of the pre-view photo on the screen. This issue goes away by soft resetting the phone; however it usually comes back after few days and the only way to see the pre-view image is by resetting the phone. The strange part is that the camera can actually take pictures but I cannot see the photo before taking it. Have you heard of this issue? The phone works just fine otherwise and I like it a lot.
Thanks,
z_zk_z said:
Is your camera locking up (No pre-view picture)?
When I select the camera icon, I see the camera menu in the lower part of the screen and I can even take pictures, however I see a black image instead of the pre-view photo on the screen. This issue goes away by soft resetting the phone; however it usually comes back after few days and the only way to see the pre-view image is by resetting the phone. The strange part is that the camera can actually take pictures but I cannot see the photo before taking it. Have you heard of this issue? The phone works just fine otherwise and I like it a lot.
Thanks,
Click to expand...
Click to collapse
Are you running stock?
I can't speak for whatever potential issues might be caused by any of the custom roms in circulation, but on a stock phone, obviously it shouldn't be doing that.
I can't imagine what hardware issue would produce intermittent preview-ability that's temporarily remedied by a soft reset, yet still manages to capture the photo itself, but there's a first time for everything.
Sent from my Inspire using XDA Premium
My stock camera application (and Camera360) and camcorder applications both exhibit this behavior. A soft-reset of the device usually temporarily resolves the issue (i.e. allows me to use the camera for a short period of time). However, after my phone has been on for a while any app that uses the camera just locks up (eventually have to force close or soft-reset).
It is rather annoying. The only information I found seems to indicate that there may be an issue with the API within FroYo itself. Hopefully when we get the update to GingerBread the problem will resolve itself.
I also read something else about something to do with an LED widget that caused someone problems but I'm not using any LED widgets, so I'm not sure what that's referring to.
Hopefully there's a fix out there somewhere or we get the 2.3 update soonish.
ryguy25 said:
My stock camera application (and Camera360) and camcorder applications both exhibit this behavior. A soft-reset of the device usually temporarily resolves the issue (i.e. allows me to use the camera for a short period of time). However, after my phone has been on for a while any app that uses the camera just locks up (eventually have to force close or soft-reset).
It is rather annoying. The only information I found seems to indicate that there may be an issue with the API within FroYo itself. Hopefully when we get the update to GingerBread the problem will resolve itself.
I also read something else about something to do with an LED widget that caused someone problems but I'm not using any LED widgets, so I'm not sure what that's referring to.
Hopefully there's a fix out there somewhere or we get the 2.3 update soonish.
Click to expand...
Click to collapse
Hmmm...
This is the first thread I've come across that brings up this problem.
My stock (rooted) phone, my mom's stock phone, and my dad's stock phone have never encountered an issue like this, but then again, maybe we were the three lucky ones...
EDIT:
That's not to say you guys are crazy... maybe we just haven't had the right combo of circumstances to expose the problem/bug on our phones.
Now that I think more about it, I did have an issue when I ran barcode scanner once, about a month ago. That of course uses the camera. As soon as it identified the barcode, and I pressed the 'search web' button, it just froze (image still visible), but the back key/screen input was unresponsive. The only thing that worked was the home button, which, instead of going to the home screen, displayed the screen you see when you are about to end a call with someone on your phone. Thing is, I hadn't made a single call that day. That screen was also unresponsive, but when I pushed the home button again, it finally got to the home screen.
I then went into manage apps in settings and FC'd barcode scanner and the dialer/phone, just in case. I even uninstalled barcode scanner because I thought it might have a phone-specific bug that I didn't want to deal with.
I don't know if there's any correlation between the yours/OP's issue, but it sounds like it's ****ed up in a similar way. FWIW.
Sent from my Inspire using XDA Premium
I think I managed to fix mine by wiping my dalvik cache. On the downside, my current drain used to be around 5 when my phone was in standby and now it is around 45. On the upside, I haven't had a problem with the camera or camcorder since then.
Sent from my Desire HD using XDA App
Mine ended up being a hardware issue. Phone was exchanged with at&t. Haven't had an issue with the camera since.
Just wanted to update for the OP.
Sent from my Inspire using XDA App

[Q] Camera crashing

Hi,
Since last week my camera didn't work well anymore. I used to have no problems but since somewhere last week, my camera would crash my whole phone upon starting. This was with ARHD 6.6.4. Then I flashed 6.6.7, and the problem was still present. So I cleared cache and app data, and still, no working camera.
Yesterday I flashed OrDroid 9.0.0, hoping this would clear the problem, but it didn't. When I click the camera-app (camcorder as well) my phone hangs, and about a minute later reboots itself. When clicking main camera in Z-devicetest the same happens. Using the mirror-app, my phone keeps working and gives a clear image from the front camera.
Any advices?
Well, today my camera worked several times... But I cannot get it running again. I tried lots of different things, wifi on/off, airplane mode on/off, bt on/off, full battery, on wall charger...
I'm afraid it might be a hardware malfunction. Can anybody give some advice?
I used to have a camera problem it used to crash when I opened it. Someone told me to uncheck face detection on the camera settings and it worked. You can try that
Sent from my HTC Sensation XE with Beats Audio using XDA
I don't think it's a Rom issue, did you uncheck face detection ? If it's the Rom that should do the trick. I'm running ordroid 9.0.0 and I have no problems with the camera. Make sure you uncheck face detection, if it's still giving you trouble it could be a different issue. Check your settings. Could be a problem in settings. This is known to happen if face detection is on. So uncheck it and let us know if that did the trick. Hope this helps. Best wishes!
Sent from my HTC Sensation 4G using xda premium
Well, I thought I found it, but it wasn't the battery. When the batt is full, or nearly full, I haven't had any problems, but when ~<80% my phone just crashes and hangs or reboots...
I did uncheck face recognition and geotagging when it worked, but this hasn't fixed anything.
Are you on a custom kernel or not? I have experienced flashing different roms affects the camera as well.
Bump
Same issue on several different ROMS (Sense and Senseless). Camera will work for a while then freeze and crash to the home screen OR occasionally crash and reboot. This also happens with other camera apps, not just the stock app. If I don't find a solution soon I am going back to the stock ROM.
adrockr said:
Same issue on several different ROMS (Sense and Senseless). Camera will work for a while then freeze and crash to the home screen OR occasionally crash and reboot. This also happens with other camera apps, not just the stock app. If I don't find a solution soon I am going back to the stock ROM.
Click to expand...
Click to collapse
Just as sudden as the problems appeared, they disappeared... The camera functioned for about 2/3 weeks without any problems, but now last week, all of a sudden, it started crashing my phone again whenever I start the camera app...

[Q] Camera flash not working but flashlight apps work

I have a strange problem that I can't seem to find an answer for. I have an SGH-I727R rooted with stock ICS ROM. I don't know when this started happening so I'm not sure what triggered it, but the flash on my camera doesn't work.
My LED works because my flashlight app works, and when I go to take a picture in the dark, the camera will turn on the light for auto-focus, but when I go to actually take the picture, the light turns off but doesn't flash for the picture. I've tried 4 camera apps and they all do the exact same thing.
Things I've tried so far:
- I thought it had something to do with settings on my flashlight app (shaking the phone to turn on the flashlight) so I wiped all data and uninstalled it
- turning off the phone and pulling the battery
- used Titanium Backup to reloaded the last backup of the stock camera
Because the light works, it's not hardware. There must be a file missing that triggers the flash mode for the LED or something. Could reloading the stock ROM fix this problem? It's really annoying not being able to take pictures in low light. Again, the light works during auto-focus, but doesn't actually flash for the picture. If anyone has any suggestions, it would be greatly appreciated. Thanks in advance.
reload the stock

Having a weird camera issue with my Droid ULTRA...

Hey all,
For some time now, my camera has not been working...kinda. If I use the regular app or any third party camera app, it comes up as a black screen, freezes, and closes down. But then something weird happened.
I started playing Pokemon GO. On the bits where the camera is enabled (to throw Pokeballs), the camera works! Even more bizarre, if I open the camera app while Pokemon GO is running, it will work just fine! This applies to both the front and back camera, both of which had the issue I mentioned.
Only when the app is open though. When I close it and try to go back to the camera then no-go. I have done a reset on the phone, I have tried all kinds of third party apps, I have tried booting in safe mode. Nothing works except what I just mentioned.
Can anyone shed some light on what might be going on? I'd like to use the camera without opening Pokemon GO but I am OK with it for now since I can use my camera again, albeit in a convoluted way.
I was thinking about trying a custom kernel (insomuch as I can with a locked phone). Worth a shot?
Any help or suggestions would be greatly appreciated. Thanks!
I have a Droid ULTRA through Verizon running AndroidOS 4.4.4
Hardware Problem...

Rear Camera + Flashlight keeps getting disabled... Why ???

I have had no issues at all for almost an year with this phone. I was running oreo ever since I bought this phone. Suddenly, a day or two before upgrading it to pie 9.0, I found out in my Snapchat app that there was no back camera sign. First I thought, some weird snap update, but then I found out in system Camera app, it was even not showing the back camera. Whenever I would click on the rear camera sign from the top in Camera app, it would keep on swapping to the frontal secondary camera and then back to the primary frontal camera but no back camera was working. Also I found out that my Flashlight icon is hardened or greyed out, like it's been disabled forcefully. I can make it work using some other app, but it is frustrating why this is happening.
Now I am on android 9, rooted, and this problem keeps on coming and going. At times the back camera won't even work or open with the error "Camera not working" etc. Sometimes, the back camera would work but with only 3 weirded resolutions, like 12MP, 16MP, and some other. and the video mode will be extremely large or zoomed in at 16MP. Suddenly, the camera will start working normally again with all the perfect default resolutions. I tried everything from SAFE MODE to CLEARING THE CAM APP, RESETTING THE APP, but nothing works. All it seems like that camera has suddenly came to life and has a self-consciousness and a mood which it is controlling itself. Sometimes it wants to work and at times, it simply just gets disabled. Any idea what could be the problem? I am rooted using MAGISK.
Simular camera problems with Lenovo tab v7
I have a Lenovo tab v7 with almost the same problems, the rear camera wont work but occasionally the front camera works and the flash LED is dead.
Running Android 9 Pie as well, but not rooted yet.
Any ideas about what we can do about it, is the camera hardware due to be replaced?
cloud_silver said:
I have a Lenovo tab v7 with almost the same problems, the rear camera wont work but occasionally the front camera works and the flash LED is dead.
Running Android 9 Pie as well, but not rooted yet.
Any ideas about what we can do about it, is the camera hardware due to be replaced?
Click to expand...
Click to collapse
It suddenly started happening almost a month ago, I was on oreo 8 and then upgraded to pie 9 but the problem persisted. It kept working for few days and then started to make problems again. I tried to read many forums for android users with the same problem but still haven't found a single complete fix for this problem other than that the rear camera needs to be refixed. But I am finding it hard to believe that even if camera was getting bad, there is no point of FlashLight getting greyed out/disable from the notification bar. It seems more like some kind of a process is not releasing the rear camera and flashlight module/process.

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