Friday, December 9, 2022

This Blu-Ray Disc Needs A Library For AACS Decoding, And Your System Does Not Have It Error

While playing a Blu-ray disk through a VLC media player if you encounter this Blu-ray disc needs a library for AACS decoding, and your system does not have it error.

This problem can occur in any version of Windows and any VLC build. But the problem is common and can be fixed following the solutions given here.

How To Fix Blu-Ray Disk Error?

Now study the given methods and perform the steps when you get VLC this Blu-ray disc needs a library for AACS decoding, and your system does not have it error.

1) Check The Media files

When you see VLC this Blu-ray disc needs a library for AACS decoding, and your system does not have it error first check if your files are corrupted.

So, try to play the media content on some other player. Insert it to another device and check if it is playing there.

If the same problem persists then maybe the blu-ray error, then the content may be corrupted.

In this case, before replacing the disk try the other solutions.

2) Update VLC Media Player

It is always recommended to update the VLC Media player to the latest available version.

The latest build comes with new features and bug fixes so, it can solve the problem with the Blu-ray disc that needs a library for AACS decoding.

Follow the steps given below:

  • Click on your VLC Media Player shortcut from your desktop and click on the Help option from the Context Menu.
  • Click on Check for updates Click on the Yes button if there is an update available.

check_for_vlc_updates

VLC will download the latest update and you will see the confirmation message as shown below.

After the wizard installs the latest build, try to play the concerned blue ray disk.

If you again see Blu-ray disc needs a library for AACS decoding error message goes to the next step.

Also read: VLC Crashing On Windows 10! Troubleshooting The Issue

3) Add Some Library Files Required By AACS

To fight the blue-ray disk error, you need to add some library files that are needed by AACS.

But make sure to download them at your own risk though no malware is yet been detected while downloading these.

Now follow the steps mentioned below to download the library files:

  • Click on the link and select Get the file option from the keys database.

get_latest_version_of_VLC

  • Next click on the associated link of that file under AACS Dynamic Library. Make sure to click on the proper link depending upon your system.

aacs_dynamic_library

  • Copy KEYDB.cfg and open Run utility by pressing Win + R hotkeys.
  • Enter %appdata% in the run command box and press the Enter¬†key.

appdata_run_command

  • Now in File Explorer, you will have to create a new folder named AACS. Paste the copied file into this new folder.

create_new_folder_named_aacs

  • Now go to your Downloads folder and copy libaacs.dll file to the clipboard.
  • Go to the VLC installation folder either from File Explorer or by right-clicking on the VLC shortcut and clicking on Open File Location.

vlc_media_player_open_file_location

  • Paste the copied libaacs.dll file inside the VLC folder.

libaacs_dll

  • Now open VLC and try playing the Blue-ray disk that was having a problem. Now it should play normally.

Closing Up

So, there you have it. Now you know how to fix “This Blu-Ray Disc Needs A Library For AACS Decoding, And Your System Does Not Have It” error. Send us feedback in the comments section and stay connected.

Sanchita Das
Sanchita Das
Creative and focused. Always ready to learn new techniques and improvise accordingly. Loves to meet new challenges and explore new possibilities.

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