yet another 64 gig sd card problem - T-Mobile Samsung Galaxy S 4

so another 64 gig sd card question, though im pretty sure mine is fresh. Got a 64 gig sd card class 10 (forget brand name, will look it up and update the post in a bit) i format it to exfat first, and pop it in my phone (using infamous latest, along with ktoonez kernel) phone immediately says sd card is damaged, try Reformatting it. i browse the sd card on my phone with rom toolbox. folders are corrupt (folders are named something along the lines of µideos~1 (my videos folder) or µusic~1 (my music folder), etc etc). i pop the card back in my computer, reformat, but trying fat32 this time. same result, pop in phone, says its damaged, corrupt folders. try formatting directly with the phone, pop it out to transfer my stuff onto it, pop it back in. same result, says damaged etc.
The thing is, the card works fine computer to computer. No corruption, but as soon as i pop it in the phone, above happens. Ive used the windows default formatting tool. Ive used easus partitioning and formatting tool and i have also used gparted (linux partitioning and formatting tool) all with same results. This doesnt just occur on my phone, this also happens on my friends verizon galaxy note 2 (running clean rom with sabertooth kernel).
So im wondering, is it a faulty card, a kernel problem, a general android problem, or am i doing something wrong with preparing the card with my phone?
Heres the gparted log i generated when i ran its fix and recover feature
Code:
GParted 0.12.1 --enable-libparted-dmraid
Libparted 2.3
Check and repair file system (fat32) on /dev/sdc1 00:00:16 ( SUCCESS )
calibrate /dev/sdc1 00:00:00 ( SUCCESS )
path: /dev/sdc1
start: 63
end: 131,058,269
size: 131,058,207 (62.49 GiB)
check file system on /dev/sdc1 for errors and (if possible) fix them 00:00:02 ( SUCCESS )
dosfsck -a -w -v /dev/sdc1
dosfsck 3.0.14 (23 Jan 2023)
dosfsck 3.0.14, 23 Jan 2023, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "mkdosfs"
Media byte 0xf8 (hard disk)
512 bytes per logical sector
16384 bytes per cluster
32 reserved sectors
First FAT starts at byte 16384 (sector 32)
2 FATs, 32 bit entries
16384000 bytes per FAT (= 32000 sectors)
Root directory start at cluster 2 (arbitrary size)
Data area starts at byte 32784384 (sector 64032)
4093567 data clusters (67069001728 bytes)
63 sectors/track, 255 heads
0 hidden sectors
131058207 sectors total
Reclaiming unconnected clusters.
Checking free cluster summary.
/dev/sdc1: 0 files, 1/4093567 clusters
grow file system to fill the partition 00:00:14 ( SUCCESS )
using libparted
from what i see, everything looks fine and normal, but maybe im overlooking something, it is 4 in the morn here and ive yet to go to sleep

anyone?

TheAtheistOtaku said:
anyone?
Click to expand...
Click to collapse
bump

another bump. ran surface tests and all came back clean

Exfat makes my phone bootloop.

You never updated to say which brand of card it was. I still haven't had to buy a new 64gb card and am still using 32gb cards. I'd like to know which brands to avoid getting.

Well Samsung says it only officially supports up to 32 gbs, so putting in a 64gb is a gamble. I just ordered a 64 let's see what happens.
Sent from my SGH-M919 using Tapatalk 4

horr1blek1tten said:
Well Samsung says it only officially supports up to 32 gbs, so putting in a 64gb is a gamble. I just ordered a 64 let's see what happens.
Sent from my SGH-M919 using Tapatalk 4
Click to expand...
Click to collapse
A 64gb card in exFAT format will work just fine on a GS4 out of the box. It's when a custom kernel that doesn't support exFAT get use is when it give troubles.

Oh okay cool good thing I'm stock
Sent from my SGH-M919 using Tapatalk 4

so as for branding, the friend i got this from is away for a while so lets assume its generic. theres no noticeable branding on the card so this is likely the case.
Though, i he did mention the brand to me when he gave it to me, i know it starts with an M.
anyone wanna suggest anymore tests i should run on it.

TheAtheistOtaku said:
so as for branding, the friend i got this from is away for a while so lets assume its generic. theres no noticeable branding on the card so this is likely the case.
Though, i he did mention the brand to me when he gave it to me, i know it starts with an M.
anyone wanna suggest anymore tests i should run on it.
Click to expand...
Click to collapse
It might be a fake card I've seen em. I'm sure they have apps on the play store to check the actual capacity. That's probably the problem.
Sent from my SGH-M919 using Tapatalk 4

disregard

horr1blek1tten said:
It might be a fake card I've seen em. I'm sure they have apps on the play store to check the actual capacity. That's probably the problem.
Sent from my SGH-M919 using Tapatalk 4
Click to expand...
Click to collapse
currently running a test on the card in the phone. its about half way done (currently, it wrote 35 gigs @9.5MB/s) so it seems though it may be generic, im one of the lucky few who have a working generic (except for the problem in the op, obviously)
so if this test does come back completely clean, what step should i take next. If tests on both the pc and phone are coming back clean, It should be something with the phone (more then likely the kernel) right?

TheAtheistOtaku said:
currently running a test on the card in the phone. its about half way done (currently, it wrote 35 gigs @9.5MB/s) so it seems though it may be generic, im one of the lucky few who have a working generic (except for the problem in the op, obviously)
so if this test does come back completely clean, what step should i take next. If tests on both the pc and phone are coming back clean, It should be something with the phone (more then likely the kernel) right?
Click to expand...
Click to collapse
Yes, most likely. My 64gb arrives tomorrow I'll run some tests on my stock s4 let's see if that makes a difference.
Sent from my SGH-M919 using Tapatalk 4

baseballfanz said:
A 64gb card in exFAT format will work just fine on a GS4 out of the box. It's when a custom kernel that doesn't support exFAT get use is when it give troubles.
Click to expand...
Click to collapse
Which is why my card is fat32.
Sent from Spaceball One.

I have the same issue
Hi there
Almost a year to the day and im wandering if you ever figured out what the heck caused the: µEDGE, µIDEO, µOMICS, µUSIC and so on. Did you find a cure or fix? All i know is I have a Samsung galaxy S3 gt-19300 and a Samsung galaxy tab 2 7.0 I often swap the 32Gb sd between the 2 and all of a sudden this happens. I reformatted the card (which took soom doing) nothing happened there still there. any help would be appreciated.

tonyheaney said:
Hi there
Almost a year to the day and im wandering if you ever figured out what the heck caused the: µEDGE, µIDEO, µOMICS, µUSIC and so on. Did you find a cure or fix? All i know is I have a Samsung galaxy S3 gt-19300 and a Samsung galaxy tab 2 7.0 I often swap the 32Gb sd between the 2 and all of a sudden this happens. I reformatted the card (which took soom doing) nothing happened there still there. any help would be appreciated.
Click to expand...
Click to collapse
You reformatted but nothing happened? Like, all the data is still there? Mine is doing that now; been using the same 64GB card for almost a year now and just recently it started showing as Generic Hierarchical instead of FAT32... I've used multiple programs in Windows and on the phone itself, and even GParted in Ubuntu; everything says it formats but after I unmount then remount I see that there has been no change... almost as if it's write-protected. I can read all my information, but unlike yours, mine isn't corrupted at all... but I cannot write or make any sort of changes to the contents.
Out of curiosity, if you do a chkdsk /f in Windows, does it mention anything about a dirty bit being set and unable to be removed? I only ask because mine does and no program or app I've used can fix it. Either way, I've tried everything but a low-level format (which I'm going to try in a few days) and haven't been able to find a fix. I'm thinking our cards might just be beyond repair...

mini card
lordcheeto03 said:
You reformatted but nothing happened? Like, all the data is still there? Mine is doing that now; been using the same 64GB card for almost a year now and just recently it started showing as Generic Hierarchical instead of FAT32... I've used multiple programs in Windows and on the phone itself, and even GParted in Ubuntu; everything says it formats but after I unmount then remount I see that there has been no change... almost as if it's write-protected. I can read all my information, but unlike yours, mine isn't corrupted at all... but I cannot write or make any sort of changes to the contents.
Out of curiosity, if you do a chkdsk /f in Windows, does it mention anything about a dirty bit being set and unable to be removed? I only ask because mine does and no program or app I've used can fix it. Either way, I've tried everything but a low-level format (which I'm going to try in a few days) and haven't been able to find a fix. I'm thinking our cards might just be beyond repair...
Click to expand...
Click to collapse
I found a fix (i hope) i had an old phone Vodafone V55 Blue and i formatted it from the phone its self. it worked. before i did this the card was not registering on my S3.

tonyheaney said:
I found a fix (i hope) i had an old phone Vodafone V55 Blue and i formatted it from the phone its self. it worked. before i did this the card was not registering on my S3.
Click to expand...
Click to collapse
My SanDisk 32GB microSD just got hit by this, too. Samsung Note3. Should I try data recovery on it?
Eric

Related

[Q] My 16gb card shows as 1gb after a crash in a middle of partitioning with gparted

Hello,
My rom(iNsertCoin) has crashed today for an unknown reason, and entered nonstop bootloops.
I have tried to reflash the iNsertcoin zip but it didnt work for some reason, also it told me it cant mount the sd-ext (I am using ra-desire 2.0.0).
I have turned the phone off, and when I returned home I put my A-Data 16gb Class 10 Microsd (which was bought from newegg, so it cant be fake) in my card reader, and I started to partition the card like this: 1gb ext4, 300mb ext4, 100mb linux-swap, rest to fat32.
all of a sudden the program just crashed and from that point it tells me the card has 1gb unallocated space, in windows 7 it keeps asking me to format the card but it never succeeds, and it says the card uses raw file system.
I have tried chkdsk, and it told me its not available for raw filesystems.
I have also tried a number of programs, the HP partition tool, SDFormatter, nothing really helped.
Also, I tried using diskpart -> clean all command on the card but it keeps giving me weird error messages but usually it tells me its not ready, and it looks like the card is not responsive, although the pc recongized it.
I have tried doing this from a number of computers, another W7 computer and a XP computer. nothing worked.
I cant allocate space in gparted, and it tells me to create a partition table, and when I try that, the program just hangs.
Oh yeah, and I tried to put the microsd card into an adapter and put it in my dad's dslr and tried to format it, but there was an error.
Have I killed my microsd card? :/
Are you using gparted through an ubuntu livecd? Maybe try using the disk utility (system > administration > disk utility) to format the card with a new MBR scheme.
I am having the exact problem. Have you come up with any solutions?
toan76 said:
I am having the exact problem. Have you come up with any solutions?
Click to expand...
Click to collapse
Well, no.
I have sent the card to a-data for repair service and they have sent me a new card.
Anyway, slow speeds in almost any data2sd / data2ext roms still occur, so last week i have given up and got me an iPhone 4 from my carrier.
hfg666 said:
...so last week i have given up and got me an iPhone 4 from my carrier.
Click to expand...
Click to collapse
Bloodflame said:
Click to expand...
Click to collapse
Yeah, I couldn't believe I did that either, but I was really fed up messing around with the desire.

			
				
the same thing happend to me once, after trying to get it going(formated on sunday and needed the card) it all went straight to hell until i tried it in another cardreader on my mac and the card is still working with no problems=

Problems Formatting SD Card/Working In Phone

I seem to be having problems formatting my Sandisk 64GB MicroSDXC (Class 10) card in FAT32 & having it work in my AT&T Galaxy S3. The card comes preformatted in exFAT, and it works in the phone just fine that way. But, I heard it's best to format it in FAT32 due to some issues I saw about some people having some of their music files not show-up (if they have a rather large music collection, which I do - 85GB's worth!) in whatever music playing program they're using, so I'm attempting to format it with FAT32 to avoid that. Now, Windows 7 (x64) does NOT allow you to format drives via FAT32 (unless you go into DOS), so I've used a couple of different programs (Fast32Format, EASEUS PartiionMaster); I got a message on my Galaxy S3 saying my SD card was damaged or missing when I used Fast32Format); a bunch of services stopped working on the phone when I formatted it using EASEUS PartionMagic, and I even tried formatting it in NTFS (which I think that Android doesn't support) & got a message my SD card was blank and Android wouldn't even mount it!
What am I doing wrong? How can I format it in FAT32 and have it work in my Galaxy S3?!! Do I even really need to use FAT32 instead of exFAT?
Thanks,
Dennis
dmw_4814 said:
I seem to be having problems formatting my Sandisk 64GB MicroSDXC (Class 10) card in FAT32 & having it work in my AT&T Galaxy S3. The card comes preformatted in exFAT, and it works in the phone just fine that way. But, I heard it's best to format it in FAT32 due to some issues I saw about some people having some of their music files not show-up (if they have a rather large music collection, which I do - 85GB's worth!) in whatever music playing program they're using, so I'm attempting to format it with FAT32 to avoid that. Now, Windows 7 (x64) does NOT allow you to format drives via FAT32 (unless you go into DOS), so I've used a couple of different programs (Fast32Format, EASEUS PartiionMaster); I got a message on my Galaxy S3 saying my SD card was damaged or missing when I used Fast32Format); a bunch of services stopped working on the phone when I formatted it using EASEUS PartionMagic, and I even tried formatting it in NTFS (which I think that Android doesn't support) & got a message my SD card was blank and Android wouldn't even mount it!
What am I doing wrong? How can I format it in FAT32 and have it work in my Galaxy S3?!! Do I even really need to use FAT32 instead of exFAT?
Thanks,
Dennis
Click to expand...
Click to collapse
EaseUS worked fine for me - the one thing that screwed me up the first time is when you tell it to format it, you also have to tell it to apply it. And hopefully the "Fast32" was autocorrect - you should just be using FAT32 - and I don't think I changed the block size. HTH
alacrify said:
EaseUS worked fine for me - the one thing that screwed me up the first time is when you tell it to format it, you also have to tell it to apply it. And hopefully the "Fast32" was autocorrect - you should just be using FAT32 - and I don't think I changed the block size. HTH
Click to expand...
Click to collapse
I apologize for bringing up this old-ish thread, but I always see that every time someone makes a new thread, they get bombarded with "use the search feature", so uhh, I did .
I've got a Class 10 SanDisk Ultra 64GB MicroSD XC card, that refuses to work with my Galaxy S3. I've got CM10 on it, do you think that might be the issue? If so, how do you think I can rectify it (what format would work?)
I've used EaseUS to delete the partition, and recreate using FAT32, but no dice, still getting a "damaged card" notification. I can seemingly use the card fine on my PC and my Mac, but nothing on the phone.
Any help would be greatly greatly appreciated
Vaesar said:
I apologize for bringing up this old-ish thread, but I always see that every time someone makes a new thread, they get bombarded with "use the search feature", so uhh, I did .
I've got a Class 10 SanDisk Ultra 64GB MicroSD XC card, that refuses to work with my Galaxy S3. I've got CM10 on it, do you think that might be the issue? If so, how do you think I can rectify it (what format would work?)
I've used EaseUS to delete the partition, and recreate using FAT32, but no dice, still getting a "damaged card" notification. I can seemingly use the card fine on my PC and my Mac, but nothing on the phone.
Any help would be greatly greatly appreciated
Click to expand...
Click to collapse
Well, this is ominous given that I ordered this micoSD and it just shipped. I read lots of reviews on Amazon and those with S3 phones seemed to have no issues using card as is, although they didn't specify precisely which version of S3 they had. The S3 natively supports 64 GB, so I would think it would work out of the box, so to speak. A number of reviewers said they used this microSD in older phones that supposedly supported only up to 32 GB. They formatted in phone, getting something like 59 GB of usable space.
I'm using stock ROM with CWM on I747.
cm10
it is an cm10 issue
mrky said:
it is an cm10 issue
Click to expand...
Click to collapse
A more complete response...its a known issue with AOSP based JB ROM's. This is pulled from the AOKP FAQ, since it is an AOSP based ROM as well this should help you out.
Will my 64 gb sd card work? Except it works fine with a 64GB card. http://rootzwiki.com/topic/28124-doe...card-standard/ The SGSIII is the first phone to support exfatl, but the support is Kernel based, some people are having trouble with the replacement kernels and exfat support. The solution is to force it to format in FAT32. http://www.online-tech-tips.com/comp...ive-to-fat-32/ I know, because I've done it. --- Don't respond without actually doing research. I have no problem spoon feeding information, especially when the information you put out there can increase misinformation. The SGSII also supports a 64GB card as well. http://androidforums.com/samsung-gal...ing-sgsii.html naturefreak85l;
EDIT - Apparently the links are dead, but there a many methods to choose from to format and SD in FAT32.

Q. SdCard

So lately my sd card keeos getting removed unexpectedly?... its not getting removed or anything. Will wiping it aka formatting it make it okay again?
Sent from my SGH-T889 using xda app-developers app
I suggest you read this thread. A lot of members have had sdcard issues. Good luck!
http://forum.xda-developers.com/showthread.php?t=2031009
Btw, I have been using a 64GB SanDisk Ultra Class 10 for over 6 months with no issues. All my music, videos, ROMs backups etc are stored on the card. It gets heavy usage.. the biggest common denominator of the thread appears too be that the size of the card is the main issue and not the brand. 32GB cards are having the most problems.
EyLaTnOgN said:
So lately my sd card keeos getting removed unexpectedly?... its not getting removed or anything. Will wiping it aka formatting it make it okay again?
Sent from my SGH-T889 using xda app-developers app
Click to expand...
Click to collapse
Hard to say when you didn’t tell us what kind of SD card it is, what size, and how long you have had it. You need to give more information.
If it is a 64 GB card, it is because android natively does not support exFAT file systems for storage. Your issue is that the format is not compatible. In this case, flash perseus kernel found in the original android development section. Problem solved.
If it is an SD card of 32 GB or less, the issue is likely that you need to just format it. In this case just find an adapter to plug it into your PC, when the little window pops up asking you what you want to do “open folder to view files etc etc” all that… just close that window. Open some other folder (doesn’t matter which one) and on the left side you will see the drive shown. It will probably show up as F: or something… maybe G: … maybe Z:… who knows… but it will NOT be C:… C is your computer drive, don’t touch that.
Find the storage device on the left side, RIGHT click on it, and select “format”….
UNCHECK the “quick format option”…
For the file system select “FAT32” and for the cluster size select 32kb… (default is 16, but 32 is better and will provide better performance.)
Start the formatting. It will take a while… so go grab some lunch. If that doesn’t solve the issue then I don’t know what to tell you without more information but my guess after that would be that you have had the card for a while and it simply needs to be replaced.
What size card is it, what class, and who makes it?
Admiral Sir Manley Power said:
If it is a 64 GB card, it is because android natively does not support exFAT file systems for storage. Your issue is that the format is not compatible. In this case, flash perseus kernel found in the original android development section. Problem solved.
Click to expand...
Click to collapse
That's weird my 64GB SanDisk Class10 card, that I have been using for months on my Note 2, is exfat and I haven't had a single issue with it.
My card was exfat right out of the box and that is how I used it. Right out of the box. I have NEVER formatted it.
Edit.
I'm on Tweaked now. Before that Stock Android.
Jerry D said:
That's weird my 64GB SanDisk Class10 card, that I have been using for months on my Note 2, is exfat and I haven't had a single issue with it.
My card was exfat right out of the box and that is how I used it. Right out of the box. I have NEVER formatted it.
Edit.
I'm on Tweaked now. Before that Stock Android.
Click to expand...
Click to collapse
What kernel are you using?
Admiral Sir Manley Power said:
What kernel are you using?
Click to expand...
Click to collapse
I'm using the Stock Kernel.. if I don't my extsdcard doesn't get recognized. I'd have to format it to fat32.. Here is a pic from Terminal to show I'm exfat. Look at the last paragraph.

S4 Won't read Sd card

I am stumped! I got a Sandisk 64gb sd card for this. Naturally, it came formatted as exfat. From stock through 3 different CM based ROMs, I can't get this S4 to read the SD card. I even downloaded a partition manager to format it to Fat32. I also wiped it and let the phone format it. Even after that it would read it. I know CM now supports exFat format. I even flashed separately the script from the original thread. In any case my laptop has no problem with the sd card. Any help appreciated.
I have a Patriot 32 gb class 10 that was working fine until s couple of days ago. Then the phone said sd card unexpectedly removed. Pulled battery and card nothing. Did a format still nothing put that card in my Asus transformer tablet. read just fine took the card thatvi had in my tablet without formatting it put it in my s4 and it read it. this is my 4th galaxy device they should have figured this out by now. Any suggestions.
Sent from my SGH-M919 using xda premium
same happened with my 32gb on my note2 and now in my gs4
tapatalk on android
The sudden unmounting and/or sd card not being recognized by the S4 and other devices as mentioned is a known issue that is usually SD card related. Sometimes it's just a matter of reformatting your card to Fat32 if your ROM cannot read exFAT cards.
But if that's not your issue or you already reformatted your card to the appropriate format, the SD card has failed and warranty/replacement is suggested.
Can happen to SanDisk cards in addition to other manufacturers.
You may hear this issue being associated to SanDisk cards if only because they are probably the most counterfeited card out in the market. But the issue can occur to non counterfeit cards also.
To reduce your chances of having theses issues happen, always get your cards from reputable sources, in blister original packaging, etc. And if the price looks too good to be true, it most likely is. Even if you take the above precautions, you can still have issues.
Always back up your data for that 'Just in case moment' in case stuff happens.
Purchasing a card whose Manufacturer and/or Seller has an excellent return/exchange policy is a plus.
Having a spare SD card available can help you troubleshoot what your issue may be regarding a defective card, formatting issue, device issue, etc.
You may want to take a look at this thread, as it may help you out:
http://forum.xda-developers.com/showthread.php?t=2041679
I started to reply to you but my laptop crashed. Seems this s4 just doesn't like that 64gb sandisk. I had an 8gb card laying around and that worked like a charm. The sandisk was foramted exfat out of the box. I formated fat32 and didn't work. I wiped it and left it without format. Put in the phone to let it format the card. It did--fat32 and then still wouldn't read it or even mount it.
I sure don't have anything to lose by trying a different program to format that card. It could come in handy even if I don't use it in the phone. A camera comes to mind.
Oh yeah, it was easeUS that I used to format the card in the first place. Try something else.
Sent from my SGH-M919 using xda app-developers app
Bowmanspeer said:
I started to reply to you but my laptop crashed. Seems this s4 just doesn't like that 64gb sandisk. I had an 8gb card laying around and that worked like a charm. The sandisk was foramted exfat out of the box. I formated fat32 and didn't work. I wiped it and left it without format. Put in the phone to let it format the card. It did--fat32 and then still wouldn't read it or even mount it.
I sure don't have anything to lose by trying a different program to format that card. It could come in handy even if I don't use it in the phone. A camera comes to mind.
Oh yeah, it was easeUS that I used to format the card in the first place. Try something else.
Sent from my SGH-M919 using xda app-developers app
Click to expand...
Click to collapse
Hmmm...
There have been issues with the 64gb SanDisk cards being read by the S4 as well as other devices as described in my previous post, the Ultra cards from what I've read (red & grey) I have the save card, class 10, running without issue on my previous S3 and current S4.
You may want to try the format link above.
You can always purchase another 64GB card on Amazon with a Seller with many, excellent reviews, and go from there, and return what you have to return
Right. That's the very card I have. Thanks for the help.
Sent from my SGH-M919 using xda app-developers app
Bowmanspeer said:
Right. That's the very card I have. Thanks for the help.
Sent from my SGH-M919 using xda app-developers app
Click to expand...
Click to collapse
Anytime.
Let me know how it goes
This happen to me but with my galaxy s3...turned out sd card was corrupted. Good news was Patriot replaced it with a new one....
If the SD card didn't work in other devices I would seek to exchange it. There are other things I can use it in. I just ordered a 32 GB G skill on new egg. That should do it. The other thing I tried on this sandisk is partition it to 2 smaller ones less than 30 GB each formatted to fat32. Finally it recognized one of those partitions. When I get the other card I'll swap them.
Sent from my SGH-M919 using xda app-developers app
I had the same problem as you OP. I've also downloaded programs to change the format type and stuff, but nothing worked, but I fixed it in a weird way.
My 64gb card didn't work on my samsung. I used many programs to format the card to get it to work, but nothing. What fixed it was....
I took that card and placed it inside my old smartphone (LG G2X). Once placed inside, a pop-up promoted me saying my card was damaged and it will try to fix it. I've tried this on my samsung and it didn't fix it, but once I tried it on this old smartphone, the card for fixed and started to work on my samsung.
I don't know if this could help you, but that's how I fixed my problem.
Format the card to Fat32.
Sent from Spaceball One.
blackknightavalon said:
Format the card to Fat32.
Sent from Spaceball One.
Click to expand...
Click to collapse
I had tried that already when the device initially wouldn't read the sd card. When I partitioned the card in FAT32 then the device picked it up, but only one partition of 29GB.
Bowmanspeer said:
I had tried that already when the device initially wouldn't read the sd card. When I partitioned the card in FAT32 then the device picked it up, but only one partition of 29GB.
Click to expand...
Click to collapse
I don't know what your problem is, then. My 64GB Sandisk card works perfectly in my Galaxy 4.
I don't know what me problem is either. When I have the time I going to return to stock and start over. TWRP won't backup onto the SD card either. Wondering if its behaving this way because I rooted the phone before putting SD card in. Though I have done complete wipe (including internal memory) prior to installing current ROM.
Sent from my SGH-M919 using xda app-developers app
Galaxy S4
Bowmanspeer said:
I started to reply to you but my laptop crashed. Seems this s4 just doesn't like that 64gb sandisk. I had an 8gb card laying around and that worked like a charm. The sandisk was foramted exfat out of the box. I formated fat32 and didn't work. I wiped it and left it without format. Put in the phone to let it format the card. It did--fat32 and then still wouldn't read it or even mount it.
I sure don't have anything to lose by trying a different program to format that card. It could come in handy even if I don't use it in the phone. A camera comes to mind.
Oh yeah, it was easeUS that I used to format the card in the first place. Try something else.
Sent from my SGH-M919 using xda app-developers app
Click to expand...
Click to collapse
I have a SanDisk 64gb micro SD card in my S4, and had it ever since I got the phone about 1.5 years ago. now I am getting the issues you all are getting. I have NOT updated to a new firmware version. and I just backed up and reformatted the card. Very frustrating when all your apps disappear. come to find out they are all being stored on the SD card witch is now not responding... I will try a differect card. I wish they would just leave the phone a lot and stop doing so many updates.. they update one thing it screws up another. Ever since the first update my "Drive" app don't work, and they have no clue why.. not even Samsung knows...
oh well
Laurap6286
Laurap6286 said:
I have a SanDisk 64gb micro SD card in my S4, and had it ever since I got the phone about 1.5 years ago. now I am getting the issues you all are getting. I have NOT updated to a new firmware version. and I just backed up and reformatted the card. Very frustrating when all your apps disappear. come to find out they are all being stored on the SD card witch is now not responding... I will try a differect card. I wish they would just leave the phone a lot and stop doing so many updates.. they update one thing it screws up another. Ever since the first update my "Drive" app don't work, and they have no clue why.. not even Samsung knows...
oh well
Laurap6286
Click to expand...
Click to collapse
Just curious as to how you got an S4, 1.5 years ago? :cyclops:
Odd SD Card Response
I have recently upgraded from a ATT Samsung Express (Tracfone) moving my 32GB SD Card into the brand new Galaxy S4 I Knoxed up right out of the box just as a matter of principle. I saferooted the phone and installed TWRP which for some reason refuses to load after a few succesful tries and a backup of my system and restore thern reload of TWRP. My concern in this question (unless some knight in shining armour can make sense of my TWRP issue) is that I am not able to write to the samsung branded SD card I removed from the old phone. I cannot create a ROM directory on it when the phone is connected to the PC, nor can I copy files to it. I had hoped to preserve the photos on the card and suppose I can break down and buy an adapter so it will connect to my PC but the point is it "should" work,, no? I cannot create a directory when the phone is connected to the PC nor can I in ES file Explorer. I've also tried to create a directory in root witth ES and am getting the same error. I just want to get the silly balloons off m screen and get google play to run. I am succesfully rooted. I've tried to reload TWRP with Odin only to get the small print int he uper right hand of the screen then no further. I am able to restore my backups thank God.
This is making me batty on a three step process. The card is my main concern right now as I can't load the ROM to it once I get TWRP figured out. Thanks in advance for all the great help I always get. The better I get the more I'll contribute....I promise.
's
I'm having the same problem. We are not alone, there are numerous threads in the other S4 forums, like this one http://forum.xda-developers.com/showthread.php?t=2281813&page=14

Link2SD - Not Mounting 2nd Partition after over a month of it working fine

Have been using Link2SD now for over a month without any problem.
I have a 64 GB micro-SD card formatted with 2 partitions. One is the fat32 partition for storing my own stuff (accessible through file explorer), and the other is an ext2 partition that is meant for Link2SD to "link" apps to. Both partitions are roughly of equal size (though in hindsight I would have like to make the ext2 partition smaller). I formatted + partitioned the SD card using MiniTool partition wizard in Windows.
As of yesterday the 2nd partition is not being mounted any more. I get the error as in attached screenshot. This error comes after Link2SD asks me to select what the file format of the 2nd partition is.
Because of this, all of the apps that are linked to the SD card in some way are now showing as not installed on my device (most are games, but one is a magazine-reading app). An attempt at reinstalling 1 or 2 of these apps through google play results in an error saying something like "there was an error installing this app".
I tried to search the forums on this error but most people have similar issues only when they are ~starting~ with Link2SD. I haven't found anyone who has the issue like this after using Link2SD for a bit of time...
I am wondering if there is a workaround to this. It would be nice to get those apps back onto the device at the very least (I have 4 GB of space to spare...), and at the very best get everything back to working condition again.
(note: I started to notice that certain apps started naming the SD card as a bunch of symbols instead of "SD card" as they usually do.....not sure if this is related or not)
*bump*
Should mention that I"m running a rooted device with stock ROM (took out many of the built-in apps).
I am debating whether to unmount the SD (physically take it out), and reformat the 2nd partition to ext4 or FAT32 and try again with Link2SD
What I'm afraid of is losing all those apps and not being able to reinstall them again....(as I am already getting errors with this in Google Play)
bsquared938 said:
*bump*
Should mention that I"m running a rooted device with stock ROM (took out many of the built-in apps).
I am debating whether to unmount the SD (physically take it out), and reformat the 2nd partition to ext4 or FAT32 and try again with Link2SD
What I'm afraid of is losing all those apps and not being able to reinstall them again....(as I am already getting errors with this in Google Play)
Click to expand...
Click to collapse
I've been having issues with it for a while myself. Sometimes after a reboot, a whole lot of apps disappear. I give it another reboot and they come back, but it's a pain in the arse because then I need to manually go place them back onto my home screen.
mightbme said:
I've been having issues with it for a while myself. Sometimes after a reboot, a whole lot of apps disappear. I give it another reboot and they come back, but it's a pain in the arse because then I need to manually go place them back onto my home screen.
Click to expand...
Click to collapse
I have tried multiple reboots....no such luck.
I'm reading elsewhere that the culprit may be Link2SD itself. Have emailed the developer (hopefully they respond).
The ext2 partition on the card is officially or unofficially fried. I really can't see anything on it (tried several linux file system viewers). I guess I'll keep the card mounted (with half the space technically gone) until there happens to be some way to deal with this issue....
bsquared938 said:
I have tried multiple reboots....no such luck.
I'm reading elsewhere that the culprit may be Link2SD itself. Have emailed the developer (hopefully they respond).
The ext2 partition on the card is officially or unofficially fried. I really can't see anything on it (tried several linux file system viewers). I guess I'll keep the card mounted (with half the space technically gone) until there happens to be some way to deal with this issue....
Click to expand...
Click to collapse
I ended up using a new card and the problem disappeared.... I'm guessing that the problem is with your card. Good luck
mightbme said:
I ended up using a new card and the problem disappeared.... I'm guessing that the problem is with your card. Good luck
Click to expand...
Click to collapse
I tried Link2SD with 3 different SD cards.
One was a test (4 GB card or less, can't remember now), to make sure the program worked.
The other was an 8GB card. Which I eventually swapped out for...
...a 64 GB card.
I had manually partitioned the 8 and 64 GB cards prior to using them in Link2SD
I also re-partitioned the 64 GB card a 2nd time when Link2SD (and therefore my tablet itself) stopped seeing the 2nd partition on the 64 GB card.
This "breaking" problem came up on both the 8 GB and 64 GB cards.
So one of the following at fault: my tablet, 2 different SD cards, or the app itself.
I am inclined to believe it's Link2SD as the reviews on the app store say similar things to what my problem is.

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