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Corrupted MicroSD Card - Apps2SD

I have this problem that keeps repeating itself.
I have been using the latest BiffMod Rom for a few weeks, all has been fine until I moved some apps to the MicroSD card via the inbuilt application manager.
The phone works fine for a while and then one day, nothing. the phone doesnt want to boot or anything. After some investigating it turns out its the MicroSD card that is corrupt.
If remove it from the phone, the phone operates as expected, If I insert it, I either get freezing, or the safely remove SD card message. The card wont mount.
I have tried the card in a Windows PC and it will read the Fat32 but freezes after a while.
Now this is not the first time this has happened and the pattern is emerging that it seems to be when ever I move apps to the SD.
Has anyone else had similar problems, I have gone through 3 of the same card in about as many months, luckily I have a bunch of cards from work. But its super annoying.
completely The card ends up been completly useless.

winkerg1 said:
I have this problem that keeps repeating itself.
I have been using the latest BiffMod Rom for a few weeks, all has been fine until I moved some apps to the MicroSD card via the inbuilt application manager.
The phone works fine for a while and then one day, nothing. the phone doesnt want to boot or anything. After some investigating it turns out its the MicroSD card that is corrupt.
If remove it from the phone, the phone operates as expected, If I insert it, I either get freezing, or the safely remove SD card message. The card wont mount.
I have tried the card in a Windows PC and it will read the Fat32 but freezes after a while.
Now this is not the first time this has happened and the pattern is emerging that it seems to be when ever I move apps to the SD.
Has anyone else had similar problems, I have gone through 3 of the same card in about as many months, luckily I have a bunch of cards from work. But its super annoying.
completely The card ends up been completly useless.
Click to expand...
Click to collapse
1. Wrong section. Next time try Q&A
2. I for myself only killed 1 microsd 16gb with one of the first froyo roms and never experienced or heard sth similiar until now
3. try reformatting the card...

SD Card Fix
winkerg1 said:
I have this problem that keeps repeating itself.
I have been using the latest BiffMod Rom for a few weeks, all has been fine until I moved some apps to the MicroSD card via the inbuilt application manager.
The phone works fine for a while and then one day, nothing. the phone doesnt want to boot or anything. After some investigating it turns out its the MicroSD card that is corrupt.
If remove it from the phone, the phone operates as expected, If I insert it, I either get freezing, or the safely remove SD card message. The card wont mount.
I have tried the card in a Windows PC and it will read the Fat32 but freezes after a while.
Now this is not the first time this has happened and the pattern is emerging that it seems to be when ever I move apps to the SD.
Has anyone else had similar problems, I have gone through 3 of the same card in about as many months, luckily I have a bunch of cards from work. But its super annoying.
completely The card ends up been completly useless.
Click to expand...
Click to collapse
Well, for one, Biffmod moves apps2sd automatically, using scripts and when you do it manually, you are messing with the mod. So, thats where you messed up.
Secondly, I too messed up a 16GB Class10 SD card but, was able to fix it by reformatting it in ubuntu then again in Amon_RA recovery menu. I originally had it formatted 1024MB ext4/96MB swap...when I re-parted it, I had to change the sizes for it to work. Now, its 512MB ext4/32MB swap.
Third, a guy (MrBurrito) gave me this script file he made to try and fix the card. You copy it to your sd card, flash it in recovery, wait 10-20 seconds after it finishes and, then reboot. It didn't work for me but, I'll attach it, maybe it can work for you.

Soft reboot when Ext SD card in Cap

I am having maddening issues with my Cap (running KJ3 rooted). When the SD card is inserted, it becomes very unstable and soft reboots - usually on startup (and repeats ad infinitium). If I start up without the SD card, I am stable, but I have many apps that KJ3 defaults to installing on the SD card. The problem occurs whether I insert the card before boot up, or insert after it has started up.
I have the same issue with 2 different cards. I tried a brand new class 10, 16GB. I restored apps from my TiBu backup which I had copied from the old card to new (on PC) - not sure if that is the issue...
Anyone have any ideas?

Well, if I am not mistaken, apps which are installed to SD are not on the removable SD card, but on the captivate's "Internal SD", which is the 16GB... well actually about 13GB after the phone's "internal Storage" partition is lopped off of it.
I would try a reflash and then test it before you install the apps.

rfound said:
Well, if I am not mistaken, apps which are installed to SD are not on the removable SD card, but on the captivate's "Internal SD", which is the 16GB... well actually about 13GB after the phone's "internal Storage" partition is lopped off of it.
I would try a reflash and then test it before you install the apps.
Click to expand...
Click to collapse
I've been down that road more times than you can imagine - flash, wipe in recovery, and reload. I had thought that it was the .androidsecure directory on the external SD that held the parts of the apps that move. what is clear is that this only happens with the external SD card inserted and mounted, and almost always happens within 10 minutes of startup or the previous cycle, i.e., before any program launches other than TouchWiz and often before any email sync (this is my work phone, syncs with Exchange 2007 server).
I did get a list of all apps that have the start on boot permission, not sure if any of these are regular problem children, they are, on my phone (not sure why some of them need that permission, but that's a different story):
Amazon MP3
Amazon Appstore
Contapps
Dolphin Browser
Finance
FIOS Remote
FilghtView Free
Folder Organizer
GetJar
Gmail
Goggles
Google Voice
Handcent SMS
iCookbook
Lookout
Maps
Market
MLB.com At Bat 11
Office Talk Free
OfficeSuite
Pocket Casts
Pocket Informant
ReadItLater
ScoreCenter
SeekDroid
Super Manager
Superuser
Titanium Backup
TuneIn Radio Pro
United Airlines
Wordsmith

Did you move the apps back to internal memory after restoring them? Iirc, when using the later leaks, they install all the apps to external sd(if there is one in the phone).

mrhaley30705 said:
Did you move the apps back to internal memory after restoring them? Iirc, when using the later leaks, they install all the apps to external sd(if there is one in the phone).
Click to expand...
Click to collapse
Going to start doing that, the next time I have a stable spell with the card in. The problem is that the failure is intermittent. It doesn't fail every time I have the SD card in, but every time it does fail, I have the card installed, and it usually takes awhile before it starts working again. Thinking about another factory reset and then reinstalling apps without TiBu help or the card in, at least until I get all of the ones that startup in main memory to eliminate that possibility.
Of course with the Epic finally getting the official upgrade, kind of want to hold off until the Captivate image finally comes out, that way if it is a hardware problem. I'll be on stock for the warranty exchange.

Arggh... maddening problems continued.
The phone stayed up (with SD card in for about 16 hours), during that time I moved every app with the permission to launch on boot to main memory. I then had the kernel panic, or whatever the soft boot actually is, occur while in Pocket Informant.
I then watched it cycle through display PIN-lock screen, start media scan, screen shut off, and then re-boot seven times, approximately every three minutes while never touching the phone. Some times I saw on the status bar "Media scan completed", sometimes it had the icons.
After powering down, and starting up from off - it is now up again, who knows for how long.
So unfortunately, I can now say this is not just a startup issue; I can also say that something that happens during startup (or at least the kernel launch) creates the conditions for this reboot cycle to occur.
Anyone out there have any ideas?

stoobie-doo said:
Arggh... maddening problems continued.
The phone stayed up (with SD card in for about 16 hours), during that time I moved every app with the permission to launch on boot to main memory. I then had the kernel panic, or whatever the soft boot actually is, occur while in Pocket Informant.
I then watched it cycle through display PIN-lock screen, start media scan, screen shut off, and then re-boot seven times, approximately every three minutes while never touching the phone. Some times I saw on the status bar "Media scan completed", sometimes it had the icons.
After powering down, and starting up from off - it is now up again, who knows for how long.
So unfortunately, I can now say this is not just a startup issue; I can also say that something that happens during startup (or at least the kernel launch) creates the conditions for this reboot cycle to occur.
Anyone out there have any ideas?
Click to expand...
Click to collapse
question what kind of sd card do you have in there as in what class? class 10s can cause issues . wait i see .. have you tried a class 4 or 6? I had mutiple 10s cause issues like this and exchanged for a 4 and all issues went away .. or you can format the card on your computer using fat32 and set to 32k sectors but that did not work for me ..

xhozt said:
question what kind of sd card do you have in there as in what class? class 10s can cause issues . wait i see .. have you tried a class 4 or 6? I had mutiple 10s cause issues like this and exchanged for a 4 and all issues went away .. or you can format the card on your computer using fat32 and set to 32k sectors but that did not work for me ..
Click to expand...
Click to collapse
I had a 16GB class 4 (Patriot) in. I just replaced it with a PNY 16GB Class 10. Both have had the same issues (currently using the Class 10). Both were formatted in the phone itself - so assuming they are FAT32.

Random Reboots (OG shield tablet)

Hi
Can't remember whether or not this has been asked and answered, but here goes...
Shield tablet
5.1.1
Non-root
For the past 2 months or so I've been plagued with random reboots ( up to 2-3 times a day)
I've tried to
wipe cache 2 times
delete a whole bunch of apps
Change power settings
I have NOT YET tried to do a full wipe, due to the fact that I've got waaaay to many apps that don't sync data with google so it would be a major hassle to fix settings, copy data out and so on.... But am looking at backup solutions that include DATA ( helium)
I haven't been able to ascertain pattern.
Any suggestions on what I can do , or for that mater any way to find out why the hell it restarts.
Thanks in advance!
D

That's strange. So just reboots, no shutdowns?
I can only assume, maybe a rogue app with reboot access.

Just reboots
And It seems totally random.... everywhere from 4 times a day to non... Load dosen't seem to matter . From netflix and web to plain and simple spotify. It's driving me up one wall and down the other... can't figure it out, and really don't want to factory reset
Any form for event viewer or something that I can take a look at?
Worst part is I use it to take work notes and on a few occasions it's died (rebooted) on me in the middle of notetaking... starting to really mess with things ... and yes I know, do a factory reset, and I will if I run out of options. But my fear is that after I reinstall all the apps I'm back to square one, and it all starts all over again.

Maybe hibernating all non stock apps with Greenify could solve the riddle; if it's indeed a software issue. Once the problem ceased, activate one app at a time till the reboot bug reoccurs..

Hi
Sry for the slow reply
Been testing the Greenify for about 2 days and the same is still happening. I've more or less put all non stuck apps into hibernating list.. and run it every so often, as well as activated the hibernate at screen off. And it still happens... wish there was an event log or something that could point me in the right direction.

That's too bad. What if it is malware? I'd say make a factory reset. Stay clear of non stock apps and watch and see. If it still reboots, it must be a hardware issue. You still have warranty, aye?

Nope warranty is out, I think. I mean 2 year but got it back in 2014 at some point.
A damn it, was hoping to id the damn offending app and fix it without having to factory reset....
No one knows of any event / log feature in android ( akin to event viewer in windows)...??

I just read on Amazon that someone had the same issue inconsistent reboots and the culprit was a micro SD card.
Do you have on inside your Shield?

I had this problem like 3 months ago. When tablet was charging the led indicator was blinking on green an orange. The problem was that the cable from battery was connected bad, I just had to connect it with solder. (My tablet is replaced )

Niii4 said:
I just read on Amazon that someone had the same issue inconsistent reboots and the culprit was a micro SD card.
Do you have on inside your Shield?
Click to expand...
Click to collapse
Yeah, I do have an NTFS formated sd card installed...
Do you know of any easy way to check...or even better fix it?

Replace the SD card with another one or don't use one for now. You can still backup via USB or WiFi.
It may be a incompatible issue or a damaged SD card.

Backup via usb? As in copy paste the content of the SD card?
I have a lot of apps on the SD card, and not enough space on local storage to move back to tablet ....
Was hoping for some software based diagnostic or test to check the sdcard

Yes, you can copy n paste. Or save new data on a new SD card etc.
I presume there are Android SD card checker apps. But I think that won't help if it's an incompatible issue. Anyway, unmounting the current SD card won't erase its data. It's the sour apple you've to try.

Just somehow experienced the same.
Android 7.0 - no root no anything.
It's weird. Now it rebooted with 1% and then died. Before it just rebooted around 40%. Anyone found a solution?
Thanks

Android 6.0.1 SD Card Issue: Files Accessible but Apps will not load...?

I am at a loss... I have a Samsung Galaxy J7, (sm-j700p) and I have a 64GB SD card in it. It was working fine until thirty minutes ago, and a preexisting problem reared its ugly head; The battery the device comes with does not have the proper voltage to power the device when it's under a large amount of stress. So when the screen spazzed out, I thought I knew what happened, and I just powered off the device, popped the battery out and then let the device fully recharge, which fixed the problem. But unfortunately, a new problem arose. The apps I had moved to the SD Card weren't loading in, as if the SD Card wasn't inserted. I went to the Storage settings (Settings>Storage) and low and behold, it was reading it as mounted. So I jumped over to Total Commander (my 3rd party file browser) and found I could access and manipulate the files with no problems. So could anyone tell me what happened? And maybe how to fix it?
[EDIT] I have fixed the SD Card, basically copying the data from the SD to my PC, then formatting the Card, and setting it up on the device before restoring the files. The only problem I face now is when I move apps, the phone either has no problem with it or restarts immediatly.

Corrupted SD Card backhanded Android Firmware

I have been the owner of this Samsung Galaxy S9 for about 13 months now, and earlier today my battery died. When I turned the phone back on after partial charging, it acted extremely strangely. It rebooted to the secure boot pin screen a few times, and even to recovery mode a couple of times, rebooting about every 3 minutes. But that isn't it; wifi and cellular refused to connect, the screen would not go off if I pressed the power button, the settings app would not open, many other apps barely works, and the device was very slow for the time it was on.
I did the usual troubleshooting steps, clearing the cache in recovery mode, booting into safe mode, uninstalling recently installed apps, scanning with Knox and Malwarebytes, nothing. But, I remembered the day before, inside Samsung Gallery, there was a little text box before my images that said "SD Card has corrupted information, please back up your SD card and consider replacing it." I didn't think too much about it, or screenshot it. Well, to try something, I removed the SD card and booted normally. The only thing I changed that time was the lack of the SD card and voila, it worked fine. Haven't had an issue since, and I honestly think it might be running better.
For my amateur speculation/hypothesis: I believe when Android starts up, it tries to index installed SD cards. The card I am using is an old Samsung Evo 32 GB card, to the tune of 5+ years. Possibly, with the age of the card, there was light corruption in one folder or cell, and Android didn't know what to do with it. I can't find any corrupted files, but I guess Android hung on parsing the microSD card. I just wanted to share my experience and see if anyone had heard of something similar; I sure cannot find anything on it.
TL;DR: A corrupted microSD card in my Galaxy S9 caused Android to lose most function, and bootloop. Usual troubleshooting did nothing, however, removing the card returned the OS back to normal.