xwaylandvideobridge fails on every boot with portal registration error, preventing screen sharing to XWayland applications. **Error message:** xwaylandvideobridge[2503]: Failed to register with host portal QDBusError("org.freedesktop.portal.Error.Failed", "Could not register app ID: Connection already associated with an application ID") **System Information:** - OS: Fedora Kinoite 43 - Kernel: Linux 6.18.8-200.fc43.x86_64 - Desktop: KDE Plasma 6 (Wayland) **Impact:** Screen sharing to XWayland applications does not work **Reproducibility:** 100% (happens on every boot) **Related:** Similar to Bug #513595 reported upstream at https://bugs.kde.org