Bug#1094404: NeoChat has missing AppStream metadata
Everything looks correct:
$ appstreamcli validate metainfo/org.kde.neochat.appdata.xml
Validation was successful.
$ grep desktop-id metainfo/org.kde.neochat.appdata.xml
<launchable type="desktop-id">org.kde.neochat.desktop</launchable>
$ desktop-file-validate applications/org.kde.neochat.desktop
$ echo $?
0
$ grep Icon applications/org.kde.neochat.desktop
Icon=org.kde.neochat
$ file icons/hicolor/scalable/apps/org.kde.neochat.svg
icons/hicolor/scalable/apps/org.kde.neochat.svg: SVG Scalable Vector Graphics image
Reply to: