ZIP/RAR files transferred to ZUK Z2 turn out corrupted(CRC error) - General Questions and Answers

Basically if I download a zip/rar file via wifi or transfer it from my PC via cable it almost always turns out that my zuk z2 has corrupted it (CRC checksum error). I have flashed and done factory reset. Tried it on vendor rom (2.0.093st) and now on official 2.0.133st with the same issue. I did not have this issue 2 weeks ago. The phone is barely a month. I also noticed freezing and blinking led light issue around the same time, not sure if it's related.

aiyeXda said:
Basically if I download a zip/rar file via wifi or transfer it from my PC via cable it almost always turns out that my zuk z2 has corrupted it (CRC checksum error). I have flashed and done factory reset. Tried it on vendor rom (2.0.093st) and now on official 2.0.133st with the same issue. I did not have this issue 2 weeks ago. The phone is barely a month. I also noticed freezing and blinking led light issue around the same time, not sure if it's related.
Click to expand...
Click to collapse
Transferred files getting corrupted are often times a result of the storage medium itself (your Internal/External SD card) being corrupted. And not necessarily a buggy ROM. Try formatting your device's storage and see if that solves your issue.

Freewander10 said:
Transferred files getting corrupted are often times a result of the storage medium itself (your Internal/External SD card) being corrupted. And not necessarily a buggy ROM. Try formatting your device's storage and see if that solves your issue.
Click to expand...
Click to collapse
I flashed it and then did a factory reset but still had the same issue. It's the internal SD card of the phone, no option for external. I have never heard of internal SD card of a phone being corrupted before, lately I have been having some hang ups involving the phone going black with the led flashing repeatedly. Do you think they could be related

aiyeXda said:
I flashed it and then did a factory reset but still had the same issue. It's the internal SD card of the phone, no option for external. I have never heard of internal SD card of a phone being corrupted before, lately I have been having some hang ups involving the phone going black with the led flashing repeatedly. Do you think they could be related
Click to expand...
Click to collapse
A factory reset doesn't normally erase the internal SD. Only the internal storage. Because then all your files (including your media) would've gotten erased every time you did a factory reset.
If the led is blinking repeatedly regardless of the ROM, then it might be a hardware defect. And similarly, even though corrupt internal SD cards are rare, it is possible. OEMS cut corners sometimes in order to keep costs down. Especially when they try to put "top notch" specs in an "unbelievably cheap" phone.

Freewander10 said:
A factory reset doesn't normally erase the internal SD. Only the internal storage. Because then all your files (including your media) would've gotten erased every time you did a factory reset.
If the led is blinking repeatedly regardless of the ROM, then it might be a hardware defect. And similarly, even though corrupt internal SD cards are rare, it is possible. OEMS cut corners sometimes in order to keep costs down. Especially when they try to put "top notch" specs in an "unbelievably cheap" phone.
Click to expand...
Click to collapse
How can I do a full format of my internal SD card?

aiyeXda said:
How can I do a full format of my internal SD card?
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Click to collapse
Go to settings->storage and the option should be in there somewhere.
Ensure you backup/transfer all your files to your PC first though.
And you can use this app (if it doesn't continuously crash on your device :silly: ) to check whether or not there's actually a problem with the internal SD before doing the full format.
https://play.google.com/store/apps/details?id=air.com.anotherflexdev.sdcardtester.SDCardTester

Freewander10 said:
Go to settings->storage and the option should be in there somewhere.
Ensure you backup/transfer all your files to your PC first though.
And you can use this app (if it doesn't continuously crash on your device :silly: ) to check whether or not there's actually a problem with the internal SD before doing the full format.
https://play.google.com/store/apps/details?id=air.com.anotherflexdev.sdcardtester.SDCardTester
Click to expand...
Click to collapse
Unfortunately my phone does not have format and the app you suggested keeps crashing, is there a chkdsk version for android?

aiyeXda said:
Unfortunately my phone does not have format and the app you suggested keeps crashing, is there a chkdsk version for android?
Click to expand...
Click to collapse
That's weird. Are you sure?
Mind taking a screenshot of your storage screen and posting it?

Freewander10 said:
That's weird. Are you sure?
Mind taking a screenshot of your storage screen and posting it?
Click to expand...
Click to collapse
Over the weekend I decided to install twrp and root it. I wiped the whole storage,data,cache etc and installed a cutom rom. Same issue still persists when I copy rar/zip files.

aiyeXda said:
Over the weekend I decided to install twrp and root it. I wiped the whole storage,data,cache etc and installed a cutom rom. Same issue still persists when I copy rar/zip files.
Click to expand...
Click to collapse
Since android doesn't cone with a zip viewer, what third party app(s) have you been using?

Freewander10 said:
Since android doesn't cone with a zip viewer, what third party app(s) have you been using?
Click to expand...
Click to collapse
App called rar made by rarlabs creators of winrar. I also copy the rar/zip files back to my pc and test on winrar as well to confirm it is corrupt and it usually is.

Related

Flashed Raphael and now the files on the SD card are gone

I flashed to the newest build and now nothing shows up in my storage card....on the phone and through device center. I tried reverting back to the previous build, but still nothing is there. When I plug it in to device center, the storage card is recognized and it says that it does have memory used on it, but there are no files to be seen in the explorer on the phone and on the device center. Any help please?
maxima00se said:
I flashed to the newest build and now nothing shows up in my storage card....on the phone and through device center. I tried reverting back to the previous build, but still nothing is there. When I plug it in to device center, the storage card is recognized and it says that it does have memory used on it, but there are no files to be seen in the explorer on the phone and on the device center. Any help please?
Click to expand...
Click to collapse
anytime you flash, you are suppose to remove the sd card cause it wipes out everything on the phone and card, sorry to say but your stuff you had on your sd card is gone.
Out of everytime I have flashed roms on a phone, this has never happened. The thing is that the sd card still says it's half full which shows me there is still data, but I just can't see it.
maxima00se said:
Out of everytime I have flashed roms on a phone, this has never happened. The thing is that the sd card still says it's half full which shows me there is still data, but I just can't see it.
Click to expand...
Click to collapse
Ive never seen that flashing deletes files on sd, too and i flashed a lot of times, always with sd- and sim card in the TP.... Try to rescue data on the card with Norton Utilities ... i ve had good experiece with sd cards from a camera that i could save the data on it. Did you try progs like pocket mechanic?
Greetz &good luck
Boris
I tried some of those tools and other recovery tools as well and nothing. Anyone else have anymore information on this?
I think you get the disappearing card when you have mis-matching FAT tables (it's happened to me before). I suspect that you had a growing problem and that the flash was just a coincidence and not the cause. You should try the demo version of Wizcode Scandisk and see if it can fix the issue. The also have a data recovery app, but that could be more trouble than it's worth (I think it recovers files but not file names-sounds like hell to me, lol).
Thanks, I'll give it a shot and if that doesn't work then I guess I will just format it

[Q] SD card 0.00 bytes free, device offline ?

I'm having problems guys
I don't know if I succesfully rooted my phone as when I ran ./root.sh through the linux debian terminal, I received multiple errors saying deivce offline
This also happened when I did Linux/adb reboot "Device offline"
I am now having the problem that my internal sdcard appears to be unusable as my phone keeps saying that is full though it must have over half of the 13gb free
I can access it through mass storage but I can't download/install anything as I apparently have no space
I have not had this problem before, if anyone can help I'd appreciate it.
adb can be weird. it doesn't get covered much on xda but you have to make a file called 70android.rules or something to that effect, I can give better details some other time, right now I can't remember the location or exactly what goes in it besides the samsung vendor id but it basically allows adb to see the phone.
if you have that setup then maybe there is another problem. not sure what issue you have with the sdcard but does it work from the phone and not through a data cable? vise versa? not working at all?
When I go through Settings-SD Card storage my SD card (internal) says that it is full though it's not!
Perhaps I don't understand what the "wipe data/factory reset" does on your phone through red recovery
p.s. If gou actually are running 3e would it say 3e recovery?
I can't install appa as my sd card is entirely full
I had unlocked my phone before through the same comp, I don't know why I am having problems.
Every time I root this phone I do something different everytime (I forget what I did last time)
Others have suggested doing an odin? This phone is a refurb it has many errors aside from freezing then vibrating- force closs
It is slow, sometimes when it freezes the icons (four main on home that you can't movebon stock rom) rotate an entire 90 degrees it's weird as hell
I wish I never sent my Infuse in b/c of the cracked screen I should have just gotten the screen fixed
Thanks for your response
try a factory rest through settings>privacy, then if that doesn't help do an Odin flash back to stock with repartition.
it seems rare on American devices but a lot of galaxy s devices have had trouble with the internal SD card going corrupt. in some cases its fixable but I'm not really sure if that's what's going on here.
Ok so I did reset through settings-privacy that did the trick
Now to start all over again...
I seem to be having a hard time finding the backed up files on Titanium...
oh [email protected] my bad....
I forgot to mention that the privacy reset formats the sdcard. part of why its often successful is that it'll fix certain issues with the SD card and it wipes app data saved to /sdcard/data/
titanium backup keeps the backups on the sdcard...
Dani897 said:
oh [email protected] my bad....
I forgot to mention that the privacy reset formats the sdcard. part of why its often successful is that it'll fix certain issues with the SD card and it wipes app data saved to /sdcard/data/
titanium backup keeps the backups on the sdcard...
Click to expand...
Click to collapse
by the way, I think this reset option also erase everything on your external_SD as well. I found that out the hard way very early on.
+1 qster
Sent from my SGH-I997 using xda premium

[Q] External MicroSD card problems

I just found I have an issue copying files from my PC to my SGS3. The error I get is " Device stopped responding or is disconnected" (on my pc). It worked days ago, and it worked on the current ROM I'm using. I can't think of anything else I could have done to mess it up. This happens when trying to copy anything to the Ext card or internal storage. Here's the kicker: now I can copy small files, but big zip files are a no go. Before I couldn't copy anything. All I did was reboot phone and PC, and looked into phone with Root Explorer, no changes.
I can copy files FROM the phone to PC but not to the phone from PC. How could this change literally overnight?? I did find a way to add Google Wallet to the phone. Could that have possibly been it?? Flashing a new ROM right now, gonna see if it helps.
New ROM didn't help. Still same issue.
*Update* Next day, I tried once again just for fun. And now it works fine! I did nothing to correct it. I did however reflash the ROM that the problem first arose. But I still don't get how that's even related to the ext sdcard. And how did it fix itself??? Would still like to know why it happened!
Real_JESRadio said:
I just found I have an issue copying files from my PC to my SGS3. The error I get is " Device stopped responding or is disconnected" (on my pc). It worked days ago, and it worked on the current ROM I'm using. I can't think of anything else I could have done to mess it up. This happens when trying to copy anything to the Ext card or internal storage. Here's the kicker: now I can copy small files, but big zip files are a no go. Before I couldn't copy anything. All I did was reboot phone and PC, and looked into phone with Root Explorer, no changes.
I can copy files FROM the phone to PC but not to the phone from PC. How could this change literally overnight?? I did find a way to add Google Wallet to the phone. Could that have possibly been it?? Flashing a new ROM right now, gonna see if it helps.
Click to expand...
Click to collapse
I had this EXACT same problem a few weeks ago. I'm not saying this is the case for you, but I found out that when I tried to batch transfer certain files, one of the files was corrupt. I eliminated whatever the culprit file was and was able to transfer. The strange thing is, it only happened when I tried transferring from internal to external as well, as if something in the transfer corrupted one of my files. So I started transferring files one by one, and the problem seems to be temporarily eliminated. Check to see if the zip file became corrupted in some way. Hope this helps.
MindArchr said:
I had this EXACT same problem a few weeks ago. I'm not saying this is the case for you, but I found out that when I tried to batch transfer certain files, one of the files was corrupt. I eliminated whatever the culprit file was and was able to transfer. The strange thing is, it only happened when I tried transferring from internal to external as well, as if something in the transfer corrupted one of my files. So I started transferring files one by one, and the problem seems to be temporarily eliminated. Check to see if the zip file became corrupted in some way. Hope this helps.
Click to expand...
Click to collapse
I can transfer from ext to internal. I just can't transfer anything larger than a few MB. The zip files I'm trying are ROM zips so they are very large. Can't find anyone with this exact issue. I just flashed a new ROM, before that I formatted my sdcard. No idea what's wrong. Thanks for the reply though!
Real_JESRadio said:
I can transfer from ext to internal. I just can't transfer anything larger than a few MB. The zip files I'm trying are ROM zips so they are very large. Can't find anyone with this exact issue. I just flashed a new ROM, before that I formatted my sdcard. No idea what's wrong. Thanks for the reply though!
Click to expand...
Click to collapse
No problem at all. Do you think it's possible that the format you formatted the sdcard in may possibly be causing the issue? I've heard cases that incorrect formatting can block file transfers if over so many MBs, GBs, etc.
Real_JESRadio said:
I just found I have an issue copying files from my PC to my SGS3. The error I get is " Device stopped responding or is disconnected" (on my pc). It worked days ago, and it worked on the current ROM I'm using. I can't think of anything else I could have done to mess it up. This happens when trying to copy anything to the Ext card or internal storage. Here's the kicker: now I can copy small files, but big zip files are a no go. Before I couldn't copy anything. All I did was reboot phone and PC, and looked into phone with Root Explorer, no changes.
I can copy files FROM the phone to PC but not to the phone from PC. How could this change literally overnight?? I did find a way to add Google Wallet to the phone. Could that have possibly been it?? Flashing a new ROM right now, gonna see if it helps.
New ROM didn't help. Still same issue.
Click to expand...
Click to collapse
I had this exact problem as well. After a lot of trial and error, I gave up on the native MTP file transfer method, and went with ADB instead.
I use a very nicely done GUI on top of ADB to do all my file transferring called QtADB. Just install the Android SDK first, and then the GUI.
QtADB Android Manager Website
XDA QtADB Forum Link
MindArchr said:
No problem at all. Do you think it's possible that the format you formatted the sdcard in may possibly be causing the issue? I've heard cases that incorrect formatting can block file transfers if over so many MBs, GBs, etc.
Click to expand...
Click to collapse
I'm going to try and find the adapter that came with the micro card. I've read where some people having this issue have to use the adapter to plug into the PC directly to copy files. What I don't get is how it just happened all of a sudden. It was working just a few days ago, I loaded a bunch of music no problem as well as ROMs to flash. Very weird. It has to be a setting somewhere lol.
MindArchr said:
No problem at all. Do you think it's possible that the format you formatted the sdcard in may possibly be causing the issue? I've heard cases that incorrect formatting can block file transfers if over so many MBs, GBs, etc.
Click to expand...
Click to collapse
Just for grins, I hooked my phone up again to see by chance if it would work. Guess what? It works WTF?????? That's the craziest thing. I am back on the original ROM I had installed when the problem arose. But I just don't see how that's possible. UGGGGHHH
Real_JESRadio said:
Just for grins, I hooked my phone up again to see by chance if it would work. Guess what? It works WTF?????? That's the craziest thing. I am back on the original ROM I had installed when the problem arose. But I just don't see how that's possible. UGGGGHHH
Click to expand...
Click to collapse
now that's crazy, lol. glad to hear it's working

Accidentally clicked 'FACTORY RESET' in HBOOT

I accidentally hit the FACTORY RESET option in HBOOT, and it seems the phone just rebooted into TWRP without doing anything. However it seems my SDcard is now empty and unformatted. Earlier I had two "Internal SDcard" options in TWRP\Mount but now I just have one, and if I try to click on Mount USB storage, the removable disk appears as an unformatted disk on my PC. Is there any to fix this? Is the SD gone for good or can I recover the data?
Run a Ruu and your phone should be fine again (dont forget to relock your bootloader)
I think your data you wiped is hopelessy gone..
Sent from my HTC One S using xda premium
I made a nandroid luckily, but I just realised that the problem is due to the sdcard not actually being able to mount. It says
E:unable to mount '/sdcard'
I'm using TWRP 2.5, maybe I will try with 2.3.1.0.
EDIT: Okay that didn't help. If I run a RUU won't it erase my SD card? I don't want to lose what's on there, is there any way to fix it and be able to mount it again?
Bottom line: I need the data on my SD... is there any way to recover it?
djsubtronic said:
Bottom line: I need the data on my SD... is there any way to recover it?
Click to expand...
Click to collapse
No its gone sorry and no need for ruu just flash stock recovery and factory reset again.
Ten years of data just destroyed within the blink of an eye.
FML.
reformat the sd card and use recovery tools (google for them). most of your stuff will be easily brought back from the dead.
speedfreak007 said:
reformat the sd card and use recovery tools (google for them). most of your stuff will be easily brought back from the dead.
Click to expand...
Click to collapse
I did. It seems everything on the card was nuked. I tried about ten different recommended apps, none of them could find a single file even with deep searches.
djsubtronic said:
Ten years of data just destroyed within the blink of an eye.
FML.
Click to expand...
Click to collapse
I'm sorry for your loss. Now, not to be a douche, but 10 years? Have you traveled through time with your One S?
Fruktsallad said:
I'm sorry for your loss. Now, not to be a douche, but 10 years? Have you traveled through time with your One S?
Click to expand...
Click to collapse
It easily could have been downloaded data. I'm really sorry to hear about your loss, but always keep a copy of your SD card on your PC, no matter what.
djsubtronic said:
I accidentally hit the FACTORY RESET option in HBOOT, and it seems the phone just rebooted into TWRP without doing anything. However it seems my SDcard is now empty and unformatted. Earlier I had two "Internal SDcard" options in TWRP\Mount but now I just have one, and if I try to click on Mount USB storage, the removable disk appears as an unformatted disk on my PC. Is there any to fix this? Is the SD gone for good or can I recover the data?
Click to expand...
Click to collapse
before going through the trouble of an RUU, if you can see the unformatted disk from your computer just try formatting it there into a FAT32 partition like you would any other drive. This has worked for folks successfully. But as for data recovery....
Dang that sucks... was there some sort of confirmation before starting the wipe? I've always been paranoid that I might fat finger it randomly and it just wipes without some kind of second check
Reflash the recovery img from fastboot then boot into recovery, you should be able to mount sd
Zero help to anyone, but I did exactly the same thing myself and had to mount the SD card in recovery and format.
It hurts!!
Well it's official. All my data is forever gone. And no there was no notification, I hit "FACTORY RESET", and it just paused for a second then rebooted into TWRP with my SD instantly destroyed. I tried every possible trick in the book. The problem for me wasn't just getting it to mount and work again, I could have done that in 20 seconds. The problem was to try and get it back WITH all my data, which I failed.
In the end, I made a RAW disk image backup of the sd card partition which for some bizarre reason ended up with a file that was 6 MB in size instead of 10 GB... I knew my data had somehow got nuked. I decided to just reformat it (Quick Format) as FAT32 on the PC, then I ran a host of data recovery programs, even those that were specialised in finding stuff from formatted drives. None of them could even find ONE file. But after format I was able to use it as normal.
I have really no clue how the entire drive was nuked within a fraction of a second, even all the data on it, but it is what it is.
On the bright side, for some reason my phone seems MUCH faster now, especially when installing apps, and the battery seems to last noticeably longer too.
djsubtronic said:
Well it's official. All my data is forever gone. And no there was no notification, I hit "FACTORY RESET", and it just paused for a second then rebooted into TWRP with my SD instantly destroyed. I tried every possible trick in the book. The problem for me wasn't just getting it to mount and work again, I could have done that in 20 seconds. The problem was to try and get it back WITH all my data, which I failed.
In the end, I made a RAW disk image backup of the sd card partition which for some bizarre reason ended up with a file that was 6 MB in size instead of 10 GB... I knew my data had somehow got nuked. I decided to just reformat it (Quick Format) as FAT32 on the PC, then I ran a host of data recovery programs, even those that were specialised in finding stuff from formatted drives. None of them could even find ONE file. But after format I was able to use it as normal.
I have really no clue how the entire drive was nuked within a fraction of a second, even all the data on it, but it is what it is.
On the bright side, for some reason my phone seems MUCH faster now, especially when installing apps, and the battery seems to last noticeably longer too.
Click to expand...
Click to collapse
Hmm. Maybe I should do it too lol.
You should automatically upload your photos or files somewhere. Mine upload to Dropbox so if anything bad happens, nothing too bad can go wrong.
djsubtronic said:
In the end, I made a RAW disk image backup of the sd card partition which for some bizarre reason ended up with a file that was 6 MB in size instead of 10 GB... I knew my data had somehow got nuked. I decided to just reformat it (Quick Format) as FAT32 on the PC, then I ran a host of data recovery programs, even those that were specialised in finding stuff from formatted drives. None of them could even find ONE file. But after format I was able to use it as normal.
Click to expand...
Click to collapse
It's hard to do recover because normal format recovery might not work but you can try the old ver of Easy Recovery Pro 6.x(I don't know why but the lastest ver seems removed RAW recovery) and use the RAW recovery, it usually could find some stuffs. You can also try out Diskgenius.

[Q] android.process.media crashing after changing sdcard

I am trying to move from a 32 GB sdcard to a 64 GB card.
On my first effort I windows robocopy'd my files from the old sd card to the hdd and then from the hdd to the new card. When fired up the phone I instantly got a flood of android.process.media has unexpectedly stopped messages which I have never seen before. I was able to clear them out and have brief period where I was not interrupted by them. I was able to play new music off the card. It did appear that the gallery was potentially having difficulty with my old photos though. The messages keep coming though making the phone unusable.
I also tried just doing a fresh full format and putting the card in blank. Same problem.
I have used titanium backup to move some apps on to the sdcard. I assumed my robocopy on the first attempt would of preserved those.
I am using a 4.3.1 based rom.
I did try clearing the data of a couple of things like the play store and google services but they didn't seem to help. For the DRM process I tried freezing it, wiping the data, and thawing it but that didn't seem to help either.
Did I miss something? Any ideas?
wipe dalvik + cache from recovery
rzr86 said:
wipe dalvik + cache from recovery
Click to expand...
Click to collapse
Good idea, thought that was going to do the trick! Still getting the same message though. The recovery does complain about not being able to mount this one so I haven't been able to do the "fix permissions" in there (TWRP 2.6)
Maybe the card is incompatible? Seems weird that it partially works though.
fredrick255 said:
Good idea, thought that was going to do the trick! Still getting the same message though. The recovery does complain about not being able to mount this one so I haven't been able to do the "fix permissions" in there (TWRP 2.6)
Maybe the card is incompatible? Seems weird that it partially works though.
Click to expand...
Click to collapse
hmm,
try to delete thumbnails from DCIM folder
see how it goes
rzr86 said:
hmm,
try to delete thumbnails from DCIM folder
see how it goes
Click to expand...
Click to collapse
Ooo getting less errors now it seems. The gallery still won't open though so maybe some in DCIM is still the culprit.
fredrick255 said:
Ooo getting less errors now it seems. The gallery still won't open though so maybe some in DCIM is still the culprit.
Click to expand...
Click to collapse
keep searching in that way or something similar
i am out of ideas mate
have you tried rebooting into safe mode? And is your phone even compatible with the 64 GB card? look for the phone supported sd cards in your phone's specs
Well, one difference between the cards is that the old 32GB is formatted FAT32 and the new 64GB card has been formatted to exfat.
I also noticed in the log:
E/AndroidRuntime( 7147): java.lang.RuntimeException: Unable to get provider com.android.providers.media.MediaProvider: java.lang.IllegalArgumentException: Can't obtain external volume ID for external volume.
This guy TWRP wiped the sdcard and than formated the card in Windows.
http://forum.xda-developers.com/showthread.php?t=2743929
Is that any different than just formatting the card?
fredrick255 said:
This guy TWRP wiped the sdcard and than formated the card in Windows.
http://forum.xda-developers.com/showthread.php?t=2743929
Is that any different than just formatting the card?
Click to expand...
Click to collapse
probably if you format the card from windows you will have success but i am not sure
if you do it format it to fat32 system
Well I updated to Albinoman's 4.4.2 rom and it seems to work fine!
Thanks for the for the ideas! :cyclops:
hammadyi said:
have you tried rebooting into safe mode? And is your phone even compatible with the 64 GB card? look for the phone supported sd cards in your phone's specs
Click to expand...
Click to collapse
rzr86 said:
probably if you format the card from windows you will have success but i am not sure
if you do it format it to fat32 system
Click to expand...
Click to collapse
Formatting a 64GB card with any ROM will do the trick. Don't worry, it's compatible.
Happy to help.

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