(In reply to Roland Kummler from comment #6) > digikam 8.1.0 KDE:Extra repo, no sound > > ... > digikam.qtav.warn: invalid index 0 ( valid is 0 ~ 0 ) for stream type 2 > digikam.qtav.warn: invalid video frame from decoder. undecoded data size: 0 Can you check if one of these solutions helps? https://bugs.kde.org/show_bug.cgi?id=468480#c23