[Q] Reboot problem with memory card, no problem w/o memory card - Android Software/Hacking General [Developers Only]

Here's my issue.
I have a myTouch4G, rooted, stock OS.
Today my phone started into a boot loop and I couldn't get it to stop. I tried a battery pull, still no luck. Ran a "Fix Permissions", still no luck. After I pulled the memory card it stabilized, no reboots. When I put the card back in, the reboots starts up again. So I thought it was a faulty sd card....so I moved all the contents to another sd card....same problem. So to be sure I wiped a sd card, inserted it....no reboots. So I'm convinced it has something to do with what is on the memory card, I just can't figure out what. I tried searching for what files were updated/modfied through windows explorer but I didn't find much....
Please help!
Thanks

Related

Sensation XE - SD card removed unexpectedly

Hi everyone,
My Sensation XE is running stock ROM, no root whatsoever.
& it has been repeatedly having "SD card removed expectedly" issue.
When the issue appeared, the phone couldnt read the SD card. I've swapped a new card & I still get the same problem.
All I could do is to turn the phone off, remove the card, re-insert the card, turn the phone back on.
Any advice please?
Thanks,
D
Same here with my sensation XE.When it gets heated after prolong use especially on games, it gives me this same error message on sd card unmounts unexpectedly
I have the same problem with my HTC Sensation XE phone.
I have already done all its updates - it has SENSE 3.6 and runs on Android 4.0.3.
It has never been rooted, it runs on the original HTC software.
I am using an 16GB SD card on it - major brand, I believe it is SanDisc.
The problem always appears when I try to update an app that is installed on the SD card, or when I try to record a video, or when I try anything with an app that starts using the SD card.
It was doing it rarely before, and now it does it twice a day.
It is very annoying.
The only thing that fixes this is to restart the phone 2 times in a row, as by first restart the SD card is still invisible.
Anyone has any idea how to fix this problem?
Please, help!
one of my friend has same issue .. is there any fix for this issue ?
Hi,
Have you tried removing the SD card and putting it back?
I had this issue for a day before. I removed and inserted it back, did a full wipe and it was fixed.
SMNE said:
Hi,
Have you tried removing the SD card and putting it back?
I had this issue for a day before. I removed and inserted it back, did a full wipe and it was fixed.
Click to expand...
Click to collapse
no nothing happened .. i am getting this issue with 8gb sd card .. while phone working fine with 2gb sd card

64gb sdcard causing reboots

I have a 64gb ultra card that caused my phone to reboot. It wiped itself of all my needed emergency data (nandroids, Rom install files)
The reboots started randomly after not changing anything for weeks. I did my usual nandroid back up using twrp then rebooted the system. On my way to work the phone rebooted 5 times in a row so I tried to wipe cache and Dalvik to fix it... But it didn't help.
I wiped everything and was going to do a fresh install but my memory card was missing my files (folders were there but data is missing in folders
Luckily I had a old install file for acr that I used for emergency. After fresh install it still was rebooting... I removed the memory card and it has been without issues.
Anyone have any advice to why this would happen? Is it just the phone hates exFAT file system? Or do I have a faulty card...
I'm currently formatting (full format not quick format) the card but I learned my lesson to not back up to external storage
Sent from my Nexus 7 using Tapatalk
Had a similar issue. Only noticed it when I went to flash a new kernel and my phone would boot up fine, then reboot constantly at right about 1 minute and 30 seconds exactly each time. Not sure if it is the SD card failing or what...
That said, i noticed as well that my nandroids that would usually restore fine would now fail. I ended up deleting my back ups since they weren't working, then backing up all other content to my PC. Formatted SD Card in the phone, and everything seems to be fine now. All other files on my SD Card seemed fine, but im backing up from now on to my internal memory.
Had similar recurring issues with a Sandisk 128g card. Had formatted FAT32 as well as exFAT and was finding that I'd do a Nandroid, reboot, then the handset would report that the sdcard was unformatted. I'm still not quite sure that I've got things figured out, but I did a complete reformat (long version, not quick) on my Windows 7 PC and then inserted the card into the M8. Rebooted once and the handset still recognized, so rebooted into recovery and did a Nandroid. The recovery recognized the nandroid, and I rebooted to ROM one more time. Everything was fine.
I do keep a backup of my sdcard contents (have had more than one card go south through the years); restored the backup and reinserted the card and looks okay now.
I can't say whether FAT32 is more stable than exFAT because I've had it happen with both formats on this particular card. If you do have recurring issues with the card after complete reformatting, I would suggest a warranty return. (I did that with an older 64g card recently that failed seriously --- the microcontroller was making the card suddenly get red hot.)

"SD Card safe to remove" "Preparing SD card" over and over again.

Hi fellows, sorry to bother you i always try to manage to solve all problems on my own (researching) but there no info on the subject.
A bit of history: im the happy owner of an MT7-L09 since last month. I bought it with a Sandisk Ultra 32gb micro sd class10. I've been using the phone without any problems. Didnt even tried to root it.
What i actually did was to set up the SD card as a the default memory location. I dont actually really know what this does apart from saving all media in the SD (mainly google play music, photos and videos i shoot with the camera, some big obb files, etc).
Last week i downloaded oficial Lollipop 5.1.1 release and did a manual update. All good, i kept on using it without any problems (aside from considerably lower battery life) for a couple of days.
Then i decided to gain root access. I followed this steps after googling for help.
I gained root access but after this, it keeps looping between "sd card safe to remove" and "preparing sd card" as long as my sd card is in its slot.
After that i:
Got SD card out, used a PC to backup contents (no damages), gave it a quick format in windows fat32, then format in android. PROBLEM WAS STILL THERE
Then i went back to the pc and gave the card a slow full fat32 format, then format again in andoird. PROBLEM STILL HERE
I also recently bought an action cam with the same SD model. Got that one out and placed it straight into the phone replacing the other. SAME TYPE of SD HERE, SAME MODEL. PROBLEM PERSISTS.
I think it might be related to flashing a recovery or something like that while i had my sd card as default memory location. I really dont know what to do to ger it read any of my SD cards again.
Shall i flash original kit kat firmware again? maybe 5.1.1 again and loose root access? I couldnt find any information regarding this issue rather than try another SD card which i already did (the problem surfaced after the process of gaining root access).
Any clues?
Thaks
Sebastian
I just started having this problem today. I have been on the official 5.1.1 since it launched and never came across any issue until this morning. I never ever rooted or flashed anything custom and the boot loader is still locked.
As of today I started having this issue, looping between "SD card safe to remove" and "Preparing SD card" however I am able to access the SD Card and intervals. The SD Card works perfectly fine on any other device.
One thing I changed recently (2 days ago) is the default memory location, I set it to SD Card, so I am going to revert that setting back to Internal Memory and see if it fixes the issue. Thanks for the tip
If anyone else has come across this issue and/or knows how to fix it please help
UPDATE: I tried reverting the default location setting back to "Internal storage" and found that the setting had already reverted back automatically, presumably because the SD Card is not always available So no luck with that. I am starting to suspect it's a hardware issue!
UPDATE 2: I left the SD Card in the device and connected it to the PC in order to take a backup using HiSuite. As soon as I plugged it in the error stopped cropping up. I finished the backup, unplugged the USB and so far the "SD card safe to remove" and "Preparing SD card" did not show up again. It's been over an hour now. Yesterday I plugged in the device to my PC in order to copy some pictures so something may have happened at that point I'm suspecting.
kta said:
I just started having this problem today. I have been on the official 5.1.1 since it launched and never came across any issue until this morning. I never ever rooted or flashed anything custom and the boot loader is still locked.
As of today I started having this issue, looping between "SD card safe to remove" and "Preparing SD card" however I am able to access the SD Card and intervals. The SD Card works perfectly fine on any other device.
One thing I changed recently (2 days ago) is the default memory location, I set it to SD Card, so I am going to revert that setting back to Internal Memory and see if it fixes the issue. Thanks for the tip
If anyone else has come across this issue and/or knows how to fix it please help
UPDATE: I tried reverting the default location setting back to "Internal storage" and found that the setting had already reverted back automatically, presumably because the SD Card is not always available So no luck with that. I am starting to suspect it's a hardware issue!
UPDATE 2: I left the SD Card in the device and connected it to the PC in order to take a backup using HiSuite. As soon as I plugged it in the error stopped cropping up. I finished the backup, unplugged the USB and so far the "SD card safe to remove" and "Preparing SD card" did not show up again. It's been over an hour now. Yesterday I plugged in the device to my PC in order to copy some pictures so something may have happened at that point I'm suspecting.
Click to expand...
Click to collapse
It's been over 12 hours now so I'm guessing all it needed was to connect it to the pc again [emoji2]
Sent from my HUAWEI MT7-L09 using Tapatalk
Now that you mention Hi Suite, i played arround a bit with it before the error appeared. im gonna give it a shot
I've done that the root and installed the recovery and microSD goes into loop does not know what to do help ..
Mine is still steady after a few days, hope you fix yours too [emoji6]
Sent from my HUAWEI MT7-L09 using Tapatalk
Solved. It must be some issue caused by HiSuite. I connected, made full backup, safely extracted SD from computer and problem seems to have ceased.
Thanks
Sebastian
I got this problem today after reflashing stock recovery.
It disappears after remove and reinsert sd card, but after a reboot problem was still there.
Now I solved checking debug usb setting, because after recovery flash it has been disabled itself.
I have this problem but with the USB storage device, I bought a new one which has two plugs, one is usb the other is micro, to transfer from laptop to phone without cables. It works on PC, it works on my husband's Huawei Mate 7, but just loops on mine. Other USB storage work fine on my phone with cable, but this new one just loops "preparing to connect" and " USB removed", even when trying to connect with cable.
All software is up to date, no modifications have been made.
Any simple ideas would be appreciated (I'm not into flashing/rooting etc!)

I need help my phone has gone to hell...

a couple days back I was copying all my songs from my phone's sd card to my pc. while copying something glitched out and my whole sd card and the folder i was copying to got corrupted so I had to say bye bye to all my data and start fresh (I tried using recuva, but the recovered files were still corrupted). I then was unable to do anything on my phone without it hanging for a few minutes so i decided to do a factory reset. now, my problem is that when I insert my sd card, and try to do something with my internal storage, it says internal memory not formatted, please try again, but when I remove my sd card, my internal memory works just fine. I have absolutely no Idea whats wrong. please help me fix this issue. also my phone was rooted before I did a factory reset.
rainbow_shadow said:
a couple days back I was copying all my songs from my phone's sd card to my pc. while copying something glitched out and my whole sd card and the folder i was copying to got corrupted so I had to say bye bye to all my data and start fresh (I tried using recuva, but the recovered files were still corrupted). I then was unable to do anything on my phone without it hanging for a few minutes so i decided to do a factory reset. now, my problem is that when I insert my sd card, and try to do something with my internal storage, it says internal memory not formatted, please try again, but when I remove my sd card, my internal memory works just fine. I have absolutely no Idea whats wrong. please help me fix this issue. also my phone was rooted before I did a factory reset.
Click to expand...
Click to collapse
sounds like your sd-card got end of life ;-( try another one
Sent from my Xperia T using XDA Free mobile app

corrupted sd card but PC sees it just fine

So, about the problem. All was fine untill a few hours ago. My note 10 notified me that my SD card is corrupted. OK, no biggie, lets just take it out and put it back in. Worked before, but not today.
Tried the same SD card in my laptop, worked without any problem. I'm feeling trolled. Next i tried with otg sd card adapter. It says "no supported partition was found".
Next, tried another SD card, still nothing. Tried that one with otg - bam, works. So, it's not card that's bad. Tried another one, was empty so i formatted it on phone. Nope - still corrupted. No matter how many times i formatted it, it's always corrupted.
But it works on laptop. All 3 of them work on laptop. Two of them i can see with otg, the one that was all the time in the phone says no supported partition.
Then i thought, maybe the sd reader in phone broke. Rebooted to recovery and guess what? First SD card that showed corrupted message works just fine in recovery. Now, one reset to factory setting would probably solve the problem but i have tons of apps that i'd need to backup and no space to do it because my sd card ain't showing in OS.
All i wanna know is am i doomed to reseting android or is there any trick i could use to avoid that?
Copy all things on your pc,format the SD Card in the Phone and copy all Things back to SD Card
nope, didn't work. had to reflash OS

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