The VideoLAN Forums

https://www.reddit.com/r/VLC/comments/1 ... ?context=3

looks like issue has been seen by VLC staff

looks like the same problem with this one https://code.videolan.org/videolan/vlc/-/issues/28671

"sample" https://upload.disroot.org/r/YG7wbFRX#u ... 6RHTtPRRw=

More file details: Video: AV01 1440x1080 23.976fps [V: Neon Genesis Evangelion E01 - 1080p AV1 (av1 main, yuv420p10le, 1440x1080) [default]] Audio: Opus 48000Hz 6ch 9216kbps [A: Japanese 5.1 (Opus @ 256 kbps VBR) [jpn] (opus, 48000 Hz, 5.1) [default]] Audio: Opus 48000Hz 6ch 9216kbps [A: English 5.1...

I can play the same file with audio on MPC-HC. It is an Mkv file with AV1 codec and Opus (@256 kbps VBR, 48000Hz , 5.1).
On Vlc, video plays fine but there is no sound. On statistics tab it shows decoded block numbers but played number is 0.
On Windows 11 23H2, latest VLC version.