- I placed the keys C: Users (username) AppData Roaming aacs placed the AACS dynamic library here C: Program Files (x86) VideoLAN VLC launch vlc open disk-Blu Ray-no menus-Play and Blu-Ray error: This Blu-Ray Disc needs a library for BD+ decoding, and your system does not have it. Your input can't be opened.
- VLC - Blu Ray: No valid processing key found in AACS dynamic library file. I got a new Blu-Ray Writer from LG and wanted to use it with VLC to watch Blu-Rays. I got the files for playing encrypted Blu-Rays and put them where they should be. Some Blu-Rays play and some throw an error: 'Blu Ray: No valid processing key found in AACS dynamic.
Please notice that there are two different files of AACS dynamic library available at a Windows-based computer, and you should download the 32bit file for VLC 32bit, and 64bit file for VLC 64bit. Go to 'C: ProgramData', create a new folder in it and name it 'aacs'. After that, place your downloaded 'KEYDB.cfg' file into it.
Conceivably, VLC is the most popular as well as powerful free and open source tool in the market. The 2.0 and later version of VLC Media Player support Blu-ray media playback with some extra operations. You can download the latest version from VLC official website. However, for legal reasons, AACS and BD+ DRM libraries and keys still are not shipped. That means only Blu-ray disc with AACS libraries exposed (unencrypted Blu-rays) are supported by VLC. Feel frustrated? Don't worry! There are always solutions out there to get VLC and protected Blu-ray to play nicely. Below I will introduce some possible solutions. Check here.
Note: It's constantly blamed VLC won't play Blu-ray because the physical disc is region locked and commercially protected, even with key database and AAC dynamic library installed. The most efficient and easiest way to fix this issue is to digitize and rip the Blu-rays. EaseFab LosslessCopy is a highly competent Blu-ray ripper that's capable of reading and converting encrypted Blu-ray discs with lightning speed and excellent output quality. You can easily use it to rip 2D/3D and even Ultra UHD 4K Blu-ray to lossless MKV, MP4, MOV, AVI, and other formats which VLC can recognize.
Part 1. How to Play Blu-rays on VLC Windows 10/8/7 and VLC Mac
Step 1: Go to videolan.org, download, install and run the latest version of VLC for your Windows or Mac system.
You'd better upgrade to VLC 3.0 first if you are still using the old version. Please note that you will need to download the VLC Windows 64bit version if it is a 64bit Windows compute
Step 2: Go to: http://vlc-bluray.whoknowsmy.name/ to download the KEYS DATABASE(KEYDB.cfg) and AACS DYNAMIC LIBRARY(libaacs.dll for Windows or libaacs.dylib for Mac).
Step 3: Place your file to certain folder and start playback
For Windows Users
Please notice that there are two different files of AACS dynamic library available at a Windows-based computer, and you should download the 32bit file for VLC 32bit, and 64bit file for VLC 64bit.
1. Go to 'C:ProgramData', create a new folder in it and name it 'aacs'. After that, place your downloaded 'KEYDB.cfg' file into it.
2. Go to 'C:Program FilesVideoLANVLC', then drop your downloaded 'libaacs.dll' file into it. If running 64bit VLC, you will need to find your VLC directory in 'C:Program Files (x86)'.:
3. Now, you can easily launch VLC and use it to play Blu-ray disc on Windows for free. Just need to click on 'Media' > 'Open Disc' > 'Blu-ray'..
For Mac Users
1. KEYS Database Put 'KEYDB.cfg' in ~/Library/Preferences/aacs/ (create it if it does not exist).
2. AACS Dynamic Library
3. Run VLC and insert your Blu-ray disc into the Blu-ray drive, and open it with VLC, then your encrypted Blu-ray movie will start playing in VLC.
Tip: VLC does not yet support Blu-ray menus so you must manually select title to play. Not all Blu-ray movies are supported.
Part 2. Why and How to Fix VLC Won't Play Blu-ray Errors
Even you have successfully installed VLC 3.0 or above and follow all the steps above, you likely still encounter errors like:
• This blu-ray disc needs a library for bd+ decoding, and your system does not have it.
• This blu-ray disc needs a library for aacs decoding, and your system does not have it.
• No valid processing key found in AACS config file.
• Missing AACS configuration file!
• Your input can't be opened.
• VLC keep Blu-ray loading but nothing presents.
This is because not all the commercial Blu-ray discs are supported by VLC media player so that you might encounter the problem from time to time. VLC can only deal with discs which its library has the corresponding AACS keys, yet the AACS and BD+ DRM libraries and keys won't ship with the Blu-ray discs, as their publishers seem to take everyone as a pirate, even you already spend money just for personnel movie enjoyment.
Actually, VLC Blu-ray playback errors are mostly caused by the copy protection and regional settings on the Blu-ray. There are a diversified of Blu-ray copy protections except for AACS, region code ranging from BD+, Cinavia, to MKB, which is hard to crack with key database and AAC dynamic library installed. While playing damaged/scratched Blu-ray is unresponsive in VLC.
You can try to find an alternative to VLC media player to play the unsupported Blu-ray discs. But what if you want to play Blu-ray movies on mobile devices like iPad, iPhone or Android smartphones, tablets? If you still can't solve VLC not playing Blu-ray issue after trying every efforts, you can digitize Blu-ray to format that VLC will accept without worrying about the protection or Blu-ray fragility. This is the most efficient and easiest solution to fix the issue. And this way can also help you protect your Blu-rays against any scratch or damage and manage them in a more convenient way.
Part 3. How to Digitize Blu-ray to a VLC Playable Format?
Above all, let's download and install EaseFab LosslessCopy. It earns its award mainly due to rich features and solid functions, while an ultimate fast speed on Blu-ray yet DVD ripping and decoding. Accepting any copy-protected Blu-ray, be it movie, TV show, 2D, 3D, Ultra HD 4K Blu-ray or workout dicfs, it makes Blu-ray ripping as fast as possible with lossless quality, thanks to the GPU acceleration. Typically, you can rip a full-length Blu-ray to lossless MKV file in 5 minutes, just a cup of tea.
After finishing the installation, let's start ripping Blu-ray. Please not that a Blu-ray drive is necessary for backing up and ripping Blu-ray discs.
Step 1: Insert the Blu-ray disc to the BD drive and then click the Load Disc button to have Blu-ray movies uploaded to EaseFab LosslessCopy. A few seconds later, the full title list of Blu-ray with the auto-checked main title are presented. Besides Blu-ray disc, BDMV Folder, ISO image and VIDEO_TS folder can also be taken as source for decoding.
Step 2: Choose an output format that VLC can play, such as the MP4 video.
Tip: You can also hit the Disc Backup button on navigation bar to copy Blu-ray as BDMV folder or a single M2TS with full/main title. What's more, you can also select Lossless/encoded Multi-track MKV from Multi-track Video category to rip Blu-ray to lossless MKV file. All the three methods can help you keep the original quality of the Blu-ray and you can also play them in VLC with adjustable chapters, subtitles and audio tracks.
Step 3: Choose a destination folder and press 'Convert' to begin ripping Blu-ray. Once done, you can put the Blu-ray rip file into VLC for flawless playback.
Aacs Dynamic Library Files Download
Summary :
VLC media player is one of the most popular media players on the Windows platform. However, you may encounter the “this Blu-ray disc needs a library for AACS decoding, and your system does not have it” issue. Now, read this post from MiniTool to find the feasible fix.
AACS Decoding
When trying to play a Blu-ray disc through the VLC media player, some people received the 'this Blu-ray disc requires an AACS decoding library' error message. If the media player cannot find the required library files needed to play the content on the disc, an AACS decoding error will occur. This issue can be found on Windows 7, Windows 8, and Windows 10. Besides, the error message reportedly appeared in multiple VLC versions.
What is VLC? Why is VLC so good? What does VLC media player do? VLC is not just a video player, this post will tell you 4 hacks to use VLC media player.
There are two reasons for the VLC AACS decoding issue. Details are as follows:
KeyDB.cfg file is missing – One of the reasons for the “this Blu-ray disc needs a library for AACS decoding, and your system does not have it” error is that the KeyDB.cfg file is missing. This file is required for libaacs library.
Blu-ray discs are protected by AACS and BD+ technology – Another reason for the issue is that Blu-ray discs are protected by AACS and BD+ technology. Therefore, the standard libbluray library is not enough to play these disks.
Then, let’s see how to fix the “this blu-ray disc needs a library for AACS decoding” issue in the next section.
How to Fix the AACS Decoding Issue
First, you need to check the Windows architecture and the VLC installed on the computer. Regardless of your system and VLC architecture, you need to obtain the same key database (KEYDb.cfg) file. Then, you can start to fix the issue.
Also see: What Is the Difference Between 32 Bit and 64 Bit (x86 vs x64)
Step 1: Visit this link, go to the Keys database, and click Get File to download the KeyDB.cfg file.
Step 2: Then, go to the AACS Dynamic Library section and click the hyperlink associated with the VLC version you are using.
Step 3: Copy KEYDB.cfg to the clipboard. Then, use File Explorer to navigate.
Aacs Dynamic Library Files List
Step 4: Press the Windows + R keys at the same time to open the Run dialogue box and type ％APPDATA％.
Step 5: In the open location, create a new folder (right-click> New> Folder) and name it aacs.
Step 6: Open the newly created aacs folder and paste the KEYDB.cfg file. Navigate to your download folder and copy the libaacs.dll file to the clipboard.
Step 7: Use File Explorer to navigate to the location where VLC is installed and paste it here.
After that, you can open the VLC media player to check if the “this Blu-ray disc needs a library for AACS decoding, and your system does not have it” issue has been fixed.
Final Words
To sum up, this post has listed a method to get rid of the “this blu-ray disc needs a library for AACS decoding, and your system does not have it” issue. So you can try the method if you are troubled with this error.