Tried unchecking 'Source code' as well as selecting 'Best Server'. Still no go - same error message,
"The action would require the installation of packages from not authenticated sources." Details : "alsa-utils aptdaemon cups cups-bsd cups-client cups-common cups-ppdc flashplugin-installer gdb gvfs gvfs-backends gvfs-fuse hpijs hplip hplip-cups hplip-data initscripts libasound2 libcups2 libcupscgi1 libcupsdriver1 libcupsimage2 libcupsmime1 libcupsppdc1 libfreetype6 libgvfscommon0 libhpmud0 libpurple-bin libpurple0 libsane-hpaio libvpx0 libxml2 libxml2-utils python-aptdaemon python-aptdaemon-gtk python-cupshelpers python-libxml2 simple-scan system-config-printer-common system-config-printer-gnome system-config-printer-udev sysv-rc sysvinit-utils ubufox xserver-xorg-video-intel xul-ext-ubufox"
Tried unchecking 'Source code' as well as selecting 'Best Server'. Still no go - same error message,
"The action would require the installation of packages from not authenticated sources." installer gdb gvfs gvfs-backends gvfs-fuse hpijs hplip hplip-cups hplip-data initscripts libasound2 libcups2 libcupscgi1 libcupsdriver1 libcupsimage2 libcupsmime1 libcupsppdc1 libfreetype6 libgvfscommon0 libhpmud0 libpurple-bin libpurple0 libsane-hpaio libvpx0 libxml2 libxml2-utils python-aptdaemon python- aptdaemon- gtk python-cupshelpers python-libxml2 simple-scan system- config- printer- common system- config- printer- gnome system- config- printer- udev sysv-rc sysvinit-utils ubufox xserver- xorg-video- intel xul-ext-ubufox"
Details : "alsa-utils aptdaemon cups cups-bsd cups-client cups-common cups-ppdc flashplugin-