synaptic-kde-1.0-alt4.noarch freedesktop-desktop warn desktop-file-validate utility exited abnormally with the following message(s): /usr/share/applications/synaptic-kde.desktop: error: file contains key "ShowOnlyIn" in group "Desktop Entry", but keys extending the format should start with "X-"; synaptic-kde-1.0-alt4.noarch missing-url info Missing Url: in a package.;