Cant recover bluray .iso images.

Hello,

Please help I have been an idiot and accidently deleted all my blu-ray .iso images on an external 3TB drive.

I had them in a folder called BluRay iso's for burning. So no I never had a backup!

When I do a scan Recuva does see all the iso's 73 in total !!

When I try to recover the files it only managed to do one iso. This was an iso of a DVD so just under 4.7GB.

All the others are to fit on 25GB discs so they are approx. 21-22GB in size.

Does Recuva have a limit on the file size it can recover?

Is there anything I am missing?

Any help would be appreciated, if recuva will not do the job is there any software out there that will.

I am pretty desperate as 73 iso's is a lot of films.

Thanks in advance

Just to confirm, the 3tb drive is formatted to NTFS (the Recuva scan will tell you on the bottom line)?

When NTFS deletes a file larger than 4gb it sets the pointers in the Master File Table that locate the data clusters to zero. Running a Recuva normal scan will not be able to find these files (this is true for any software, the cluster addresses are just gone). Earlier versions of Recuva showed a size of zero on these large files, but later versions try to extract info from other areas in the MFT, not always successfully. I think this is why you can recover one file. I would not bank on this file being playable, or even being the correct clusters at all.

If you run a deep scan there is a good chance Recuva will find the first extents of the deleted files, even if it can't put a name to them. However a deep scan can only identify the first extent of a file (as subsequent extents have no file signatures). If the files are fragmented, as they most likely are in large files, then recovering a playable file is impossible. But a deep scan is worth a try, even though it will take forever on 3tb.

Professional data recovery is a possibility: it might be cheaper to cull the video list and just buy those you really want to keep.

Are you recovering to a different drive ?

If not then you risk over-writing what you wish to recover

Thanks for your replies, Yes the drive is NTFS. The one .iso it managed to recover was 3.99GB in size. Yes I do have an empty 3TB drive ready to restore to (if I get the chance)

Having done some research on this it seems that most software as you say will struggle with large file recovery. However, people in the same predicament have reported success

with restoring large iso images using R-Studio recovery software. I am running a scan with this now time elapsed 11hrs 50min. time remaining 7hrs 10min.

I will report back on whether it is successful as I'm sure that I'm not the only idiot out here that has an itchy trigger (delete) finger.

However a deep scan can only identify the first extent of a file (as subsequent extents have no file signatures). If the files are fragmented, as they most likely are in large files, then recovering a playable file is impossible.

That depends upon the Recovery software.

I had an HDD with several partitions that became Unallocated Space and RAW Data.

After trying many freeware utilities I tried Commercial recovery software costing $69 which recovered all my files.

These files included several 6 GB Macrium Partition Image backup files,

But the Macrium Application check-summed them and found they were all corrupt and unusable.

I continued looking for Freeware and eventually had perfect success with

http://www.lazesoft.com/download.html

Lazesoft Recovery Suite 3.5 Home Edition (Free)

The original 6 GB files each had about one dozen fragments or extents before they went missing.

Lazesoft found each fragment and joined them up in the correct order.

The Commercial software recovery attempts were each the same size as the Lazesoft successes,

so either the fragments were put together in the wrong order,

or more probably it started with the correct Logical Block Address for the first fragment,

and having saved that it "saved" the contents of all the sectors immediately afterwards, reading the contents of fragments of unrelated files.

I do not know how Lazesoft does its magic, but I am thankful for it.

It may work for you.

N.B.

Data Recovery => File Recovery is faster

Data Recovery => Partition Recovery is more thorough but takes longer.

Regards

Alan

P.S.

I see that until you pay for it R Studio is restricted to recovery of 64 kByte files,

and anything larger will ONLY be viewable in DEMO mode with no opportunity to discover that all the fragments in your 22 GB ISO's are out of sequence and unusable.

There is no cost and no restrictions on

Lazesoft Recovery Suite 3.5 Home Edition (Free)

I have downloaded the Lazesoft suite and am running a partition scan now. I will let you know how I get on

post-69243-0-58197300-1396912482_thumb.jpgNo Luck with the Lazesoft I done a full partition scan. It picked up all the iso's but saw them as 0KB.

I tried to recover and it did so as iso's but again 0KB.

So no luck with this. The other two are still running. fingers crossed.

Well I'm a happy bunny. Both Restorer Ultimate and R-Studio saw the iso's with their true size. see image attached. What was interesting is that both bits of software looked very similar they carried out the scan using the same method and ended up with the same result. So I took an educated guess and bingo both are by the same company:

BitMart Inc.

9251 Yonge Street, Bldg 8, Suite 203

Richmond Hill ON

L4C 9T3

Canada

Restorer Ultimate Pro was $49.99 (£30.00) while R studio was $79.99 (£48.00) so I took the plunge and bought the Restorer Ultimate. I then attempted to perform the recovery of the scanned files. It

was telling me a day to restore so I done it overnight. This morning I now have a folder with 100 fully recovered and WORKING iso images.

Well I have learned something here and I hope that others who find themselves wrestling with the same problem as I had can look at this post and get a definitive solution, that has been tried and tested.

So Well done to BitMart who have produced software that out performed all the competition.

Thanks to everyone for their input and help.

post-69243-0-76777600-1396936356_thumb.jpg

Pleased you found a solution

Alan

I don't wish to be po-faced, but as you say you have the iso's 'in a folder called BluRay iso's for burning', and the titles imply that the copyright is held elsewhere, can you confirm that you are creating iso's and burning disks for these titles legitimately?

You are being po-faced and I see no reason why I should reply but I will. These titles are all ones I have purchased, I make copies and put them in box sets of 6 so I can replicate my library at my Holiday home.

I wouldn't like to have hundreds of my original discs go walking if ever my Caravan was turned over. Anyhow, 6 discs in one case takes up far less room and it doesn't matter if the kids trash em or smash em.

My nightmare was having to sit down and re-encode all those discs again so I could fit them on a 25GB disc. My guess is they wouldn't get done.

At least Alan was gracious enough to say he was pleased I found a solution unlike yourself who immediately saw 2 and 2 and made 5.

I asked, reasonably politely I thought, because there was no indication of the end use of the burned disks and the titles are those of very popular recent commercial releases. If I knew the answer was five I wouldn't have asked the question.

I am quite surprised that you have recovered the files, especially as Restorer Ultimate's website says that it won't recover fragmented files when scanning in raw mode. I'd like to know how it did it.

OK,

The important thing here is to let others know about this result before they spend good money ( I bought Recuva) on buying software that will not deliver. My guess is that increasingly lots of data accidentally deleted

will be large in size and this may well be of valuable assistance to others in the future.

All I can tell you is that it took an awfully long time 18 hours to do the scan ( R-Studio was exactly the same) the GUI was a bit like a defragmentation grid, I guess it was doing it sector by sector.

But the proof of the pudding is in the eating and Bitmart's offering of both bits of software (assuming that R-Studio would have given the same result). done what none of the others could.

I never selected raw mode all I done was select whole partition scan and then selected the appropriate disc.

And as I said I was impressed at the job it done and mightily pleased with the overall result.

I'd just like to put forth that recuva free is the exact same as recuva paid (as far as recovery) and that as a paying user you were (are still) spending the money on priority support, from the actual developer team (as opposed to a public forum of (intelligent but still completely) clueless-guessers (myself included); and neither the fact it was unable to recover this particular job, nor that you spent money without first trying the software, should shine a bad light on Recuva which has saved me personally plenty of times (and yes a few times I have been forced to use and even purchase other software for when recuva fails but as a daily driver it fits my needs)