digikam

[Gilles Caulier]

Hi,

unknown: Could not find the Qt platform plugin "wayland" in "" unknown:

The digiKam AppImage has only the X11 backend Qt plugin, not the
Wayland yet. We have a whish in bugzilla about this topic.

You need the X11 compatibility layer in Wayland activated. This will work fine.

https://wayland.freedesktop.org/docs/html/ch05.html

Best regards

Gilles Caulier

Le mer. 17 sept. 2025 à 19:33, Johannes Kapune (_911)
<johannes911 at gmx.de> a écrit :
>
> Hi,
>
> is it normal that appimage  shows this errors by starting up?
>
> digikam 8.7.0
>
> digiKam: 8.7.0 KDE Frameworks: 6.12.0 Qt: 6.8.3 wird verwendet und
> gebaut wurde mit 6.8.3 openSUSE Tumbleweed (Xcb) Build ABI:
> x86_64-little_endian-lp64 Kernel: linux 6.16.7-1-default
>
> -- digiKam Linux AppImage Bundle -- Use 'help' as CLI argument to know
> all available options for digiKam application. -- Notes: to integrate
> this bundle to your desktop, use AppImageLauncher. -- to enable all
> debug messages on the console, use 'export
> QT_LOGGING_RULES="digikam*=true"'. -- to extract the bundle contents
> locally, use option '--appimage-extract' on the command line. --
> Detected host Linux openSUSE Tumbleweed-64-20250915 -- AppImage mounted
> directory: /tmp/.mount_digiKaKj3f9W Preloading skipped for libudev.so.0
> Preloading /usr/lib64/libxcb-dri3.so.0 Preloading
> /usr/lib64/libcrypto.so.1.1 Preloading /usr/lib64/libssl.so.1.1
> Preloading skipped for libnss3.so Preloading /usr/lib64/libnssutil3.so
> Preloading skipped for libsmime3.so Preloading
> /usr/lib64/libgmodule-2.0.so.0 Preloading skipped for libgnutls.so.30
> Preloading /usr/lib64/libnettle.so.8 -- Preloading shared libs:
> :/usr/lib64/libxcb-dri3.so.0:/usr/lib64/libcrypto.so.1.1:/usr/lib64/libssl.so.1.1:/usr/lib64/libnssutil3.so:/usr/lib64/libgmodule-2.0.so.0:/usr/lib64/libnettle.so.8
> unknown: Could not find the Qt platform plugin "wayland" in "" unknown:
> Failed to acquire watch file descriptor Keine Berechtigung unknown:
> QSvgHandler: Image filename is empty unknown: QSvgHandler: Image
> filename is empty MESA-LOADER: failed to open crocus:
> ././/lib/dri/crocus_dri.so: Kann die Shared-Object-Datei nicht öffnen:
> Datei oder Verzeichnis nicht gefunden (search paths
> ././/lib/x86_64-linux-gnu/dri:\$${ORIGIN}/dri:././/lib/dri, suffix _dri)
> MESA-LOADER: failed to open zink: ././/lib/dri/zink_dri.so: Kann die
> Shared-Object-Datei nicht öffnen: Datei oder Verzeichnis nicht gefunden
> (search paths
> ././/lib/x86_64-linux-gnu/dri:\$${ORIGIN}/dri:././/lib/dri, suffix _dri)
> MESA-LOADER: failed to open kms_swrast: ././/lib/dri/kms_swrast_dri.so:
> Kann die Shared-Object-Datei nicht öffnen: Datei oder Verzeichnis nicht
> gefunden (search paths
> ././/lib/x86_64-linux-gnu/dri:\$${ORIGIN}/dri:././/lib/dri, suffix _dri)
> MESA-LOADER: failed to open swrast: ././/lib/dri/swrast_dri.so: Kann die
> Shared-Object-Datei nicht öffnen: Datei oder Verzeichnis nicht gefunden
> (search paths
> ././/lib/x86_64-linux-gnu/dri:\$${ORIGIN}/dri:././/lib/dri, suffix _dri)
> unknown: Using Qt multimedia with FFmpeg version 6.1.2 nonfree and
> unredistributable unknown: QSvgHandler: Image filename is empty unknown:
> QSvgHandler: Image filename is empty unknown: Unhandled container to
> remove : Digikam::DigikamApp unknown: QSvgHandler: Image filename is
> empty unknown: QSvgHandler: Image filename is empty unknown:
> QSvgHandler: Image filename is empty unknown: QSvgHandler: Image
> filename is empty
>