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-1
votes
1answer
79 views

Actual (current) value of UltraDMA CRC error count (SMART)?

I have some positive counts in UltraDMA CRC error count entry of SMART data on my HDD. How to know if this value is actual? It is possible related with bad cable I had previously. Does this counter ...
1
vote
0answers
442 views

Lenovo IdeaPad y510p, MATSHITA DVD-RAM results CRC error while coping 7GB file from Double Layer DVD

I Have Ideapad y510p with MATSHITA DVD-RAM UJ8DB. While I tring to copy 7GB file do HDD almost in the middle (after 42%) it stucks and after a while it prompt that file can't be copied due to error. ...
1
vote
1answer
63 views

File copy software that first checks for errors and than copies only undamaged files? [closed]

I'm trying to copy files from a damaged HDD to a fine one (both connected via USB 3.0 under Windows 8.1) but I'm having a hard time since it's more than 1TB of data. I'm using robocopy with r:0 and ...
2
votes
0answers
2k views

Files get corrupted frequently while copying to external hard drives

I'm running Windows 7 64 bit (updated all important updates yesterday) and have several external usb hard drives (self powered 3.5 inch). I recently noticed while copying files to the external drive ...
5
votes
1answer
720 views

Does Windows calculate CRCs to check every file operation?

When Windows encounters a file corruption on a file system, it may return the following error message: Data error (cyclic redundancy check). This suggests Windows checks every file operation ...
2
votes
1answer
1k views

Uncompressing a file despite CRC errors

I have downloaded a multipart ZIP archive. It contains a video file. Unfortunately, IZarc reports a CRC check fail when extracting the archive. Downloading the archive again is a long task, since I ...
0
votes
1answer
454 views

Can setting the executable flag on an installation script lead to CRC check failure?

Recenty I have installed the VMWare Workstation for Linux on my Ubuntu machine and in the process of installation I have ran into a peculiar problem. The installer itself is some kind of archive that ...
25
votes
2answers
7k views

How is it possible that WinRAR can repair any volume with one .rev file?

I just learned about .rev files with WinRAR -- where if you have a 10-part RAR volume, for example, plus one .rev (recovery) volume -- the .rev volume will be able to "fix" any one corrupted .rar ...
0
votes
1answer
115 views

File extraction errors

I have a gigabyte 970 motherboard. A 64 gb SSD, a 1tb HDD and an AMD fx6200 CPU. Graphics AMD Radeon hd 6870. 8 gb ram. Nothing is overclocked, everything is stock. So I downloaded a few large ...
3
votes
1answer
1k views

Any way to recover a file with bad blocks (CRC error in Windows)?

What I see is this: Windows complains when reading a file because the CRC for it mis-matches its calculated CRC. This means NTFS has a CRC for the file. I expect the offending block/sector can be ...
0
votes
1answer
346 views

CRC Keeps Changing

I have a multi-file RAR archive with an SFV file which I have checked several times using a couple of different programs (QuickSFV and SFV Checker) and both keep changing their report each time I run ...
1
vote
3answers
4k views

How to fix crc errors on external hard drive

I was transferring a 2GB file from my desktop to an external hard drive. But I accidentally restarted the computer. Now I'm getting crc errors and I can't access what's on the hard drive. Windows 7 ...
0
votes
1answer
688 views

Calculate SHA1 of CD-ROM on MacOS X

How do you calculate the sha1 of a CD-ROM disc under MacOS X? On Linux (RedHat) I use sha1sum /dev/cdrom. How do I do the same thing on Mac using openssl sha1?
0
votes
1answer
2k views

Windows 7 copy files dialog - option to replace on CRC mismatch?

Started using 7 : nice of them to ask me if I want my files to be replaced/skipped/renamed but very poor implementation : is there a way to tell windows to immediately replace files on CRC match and ...
1
vote
1answer
381 views

CRC error when extracting to SSD from 2nd HDD

I have a large RAR file (split up) containing an ISO on my 2nd HDD When I extract it: to the same HDD, it's OK to the system/OS SSD, I get CRC errors I've checked memory, run memtests, checked ...
1
vote
0answers
30 views

files that cannot be transfered from dvd to removable drive

what is the solution if there is always an error while transferring a file->data error:crc I tried to play the video file which cannot be transferred and it can be played from the dvd but when I try ...
0
votes
3answers
4k views

Force copy files off CRC error filled hard drive

So I have a dying Western Digital hard drive and I have a new Western Digital hard drive that I want to transfer all the data to. I have the new HDD hooked up by a SATA to USB adapter. I want to ...