Dump Submitted The Wicker Man

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ukconfederate
Posts: 14
Joined: Tue Oct 08, 2024 4:49 pm

Re: Dump Submitted The Wicker Man

#16 Post by ukconfederate » Sun Feb 09, 2025 10:59 am

I have gone through everything again, I've checked to make sure everything was in the correct folders (KEYDB.cfg) etc and they are but alas, it still won't decrypt.

Whether I have a faulty disc, I just don't know.

MrPenguin
Posts: 684
Joined: Thu Oct 19, 2023 11:31 pm

Re: Dump Submitted The Wicker Man

#17 Post by MrPenguin » Sun Feb 09, 2025 11:43 am

ukconfederate wrote:
Sun Feb 09, 2025 10:59 am
Whether I have a faulty disc, I just don't know.
I don't see how your disk could be faulty because FindVUK has been able to validate it successfully. Do you have a different UHD drive that you can test the disk with, or maybe access to a standalone UHD player?

The only other things I can think of are:
  • Have you accidentally misnamed the KEYDB.cfg file, e.g. by calling it KEYDB.cgf?
  • Can MakeMKV actually open the KEYDB.cfg file? On a Linux box, this can happen because a file can be owned by a different user, or have too few file permissions. I don't know what the equivalent would be for Windows.
And as I mentioned before, the kv.dat file inside your original TGZ dump file was also suspiciously short (only 68 bytes). Is this file larger inside any of the subsequent TGZ dump files that MakeMKV has created for your disk? I am wondering if this could be related to your problem...

ukconfederate
Posts: 14
Joined: Tue Oct 08, 2024 4:49 pm

Re: Dump Submitted The Wicker Man

#18 Post by ukconfederate » Sun Feb 09, 2025 1:16 pm

MrPenguin wrote:
Sun Feb 09, 2025 11:43 am
ukconfederate wrote:
Sun Feb 09, 2025 10:59 am
Whether I have a faulty disc, I just don't know.
I don't see how your disk could be faulty because FindVUK has been able to validate it successfully. Do you have a different UHD drive that you can test the disk with, or maybe access to a standalone UHD player?

The only other things I can think of are:
  • Have you accidentally misnamed the KEYDB.cfg file, e.g. by calling it KEYDB.cgf?
  • Can MakeMKV actually open the KEYDB.cfg file? On a Linux box, this can happen because a file can be owned by a different user, or have too few file permissions. I don't know what the equivalent would be for Windows.
And as I mentioned before, the kv.dat file inside your original TGZ dump file was also suspiciously short (only 68 bytes). Is this file larger inside any of the subsequent TGZ dump files that MakeMKV has created for your disk? I am wondering if this could be related to your problem...
I've just checked again to make sure it is named correctly, it was originally named keydb.cfg so I changed it to KEYDB.cfg but that didn't make any difference.
The new dump files are exactly the same as before, with the kv.dat file showing just 1KB.

I did on one occasion manage to get it passed the point where it normally fails, but MakeMKV threw loads of error messages, something about AACS not found or readable (unsure which now), it then crashed and had to be restarted. I haven't been able to to replicate it since.

MrPenguin
Posts: 684
Joined: Thu Oct 19, 2023 11:31 pm

Re: Dump Submitted The Wicker Man

#19 Post by MrPenguin » Sun Feb 09, 2025 1:31 pm

ukconfederate wrote:
Sun Feb 09, 2025 1:16 pm
The new dump files are exactly the same as before, with the kv.dat file showing just 1KB.
What does BlurayTestAndDecrypt say about your disk? You might need to disable bus encryption first:

Code: Select all

makemkvcon info dev:E
Once you've done this once, bus encryption should then stay disabled until you either eject the disk or power-cycle your drive.

ryley
Posts: 41
Joined: Mon Jul 30, 2018 7:52 am

Re: Dump Submitted The Wicker Man

#20 Post by ryley » Sun Feb 09, 2025 11:47 pm

ukconfederate wrote:
Thu Feb 06, 2025 6:07 pm
MKB20_v70_The_Wicker_Man_-_Disc_1_6081

I downloaded the latest KEYDB.cfg but this didn't work either.

It's only disc 1 of the 2 disc set that doesn't work, the one with The Final Cut on it.
There was some discussion in 2023 about a different 'The Wicker Man' release which was problematic (Link).

The issue seemed to be that one disc was not actually encrypted but the presence of the AACS folder confused MakeMKV. This affected only the final cut disc in that release, which is the opposite of your problem. It might still be interesting to make an encrypted backup with MakeMKV and testing whether the resultant files are directly playable in VLC. This would not usually work but it did for that other disc.

The fact that FindVUK was able to validate the provided keys makes it hard to be optimistic about this possibility...

ukconfederate
Posts: 14
Joined: Tue Oct 08, 2024 4:49 pm

Re: Dump Submitted The Wicker Man

#21 Post by ukconfederate » Mon Feb 10, 2025 1:02 pm

ryley wrote:
Sun Feb 09, 2025 11:47 pm
ukconfederate wrote:
Thu Feb 06, 2025 6:07 pm
MKB20_v70_The_Wicker_Man_-_Disc_1_6081

I downloaded the latest KEYDB.cfg but this didn't work either.

It's only disc 1 of the 2 disc set that doesn't work, the one with The Final Cut on it.
There was some discussion in 2023 about a different 'The Wicker Man' release which was problematic (Link).

The issue seemed to be that one disc was not actually encrypted but the presence of the AACS folder confused MakeMKV. This affected only the final cut disc in that release, which is the opposite of your problem. It might still be interesting to make an encrypted backup with MakeMKV and testing whether the resultant files are directly playable in VLC. This would not usually work but it did for that other disc.

The fact that FindVUK was able to validate the provided keys makes it hard to be optimistic about this possibility...
Oh wow, It turns out I have one of these unencrypted discs, I followed the instructions in the link you provided by copying the disc to HDD and then removed the AACS file, and lo and behold, MakeMKV happily read the contents.

So the problem all along was because the disc wasn't encrypted, I will make a note to myself in future to search the forums first before putting so many people to work helping me.

Thank you all for your help and I'm sorry I put you all to so much trouble.

MrPenguin
Posts: 684
Joined: Thu Oct 19, 2023 11:31 pm

Re: Dump Submitted The Wicker Man

#22 Post by MrPenguin » Mon Feb 10, 2025 1:05 pm

ukconfederate wrote:
Mon Feb 10, 2025 1:02 pm
So the problem all along was because the disc wasn't encrypted
Heh, this might explain why the kv.dat file inside your TGZ dump file is so small :).

ryley
Posts: 41
Joined: Mon Jul 30, 2018 7:52 am

Re: Dump Submitted The Wicker Man

#23 Post by ryley » Tue Feb 11, 2025 4:42 am

ukconfederate wrote:
Mon Feb 10, 2025 1:02 pm
Oh wow, It turns out I have one of these unencrypted discs, I followed the instructions in the link you provided by copying the disc to HDD and then removed the AACS file, and lo and behold, MakeMKV happily read the contents.

So the problem all along was because the disc wasn't encrypted, I will make a note to myself in future to search the forums first before putting so many people to work helping me.

Thank you all for your help and I'm sorry I put you all to so much trouble.
I'm glad to hear you were able to process your disc!

It is odd that FindVUK seemed happy to verify the decryption keys for an unencrypted disc. Could you please post the full FindVUK log here? It would be interesting to know if all of the M2TS files are unencrypted or just the main title.

If you reach out to nalor on the Doom9 forum (author of FindVUK) he might be interested in your disc.

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