I have installed this now on my other spare machine (32-bit) and got the same bug. Also I noted now on both machines that it is not possible to change driver to nvidia. Though the recommended nvidia drivers are listed, the change is not carried out.
** Attachment added: "auth.log" https://bugs.launchpad.net/lubuntu-software-center/+bug/1424362/+attachment/4326712/+files/auth.log -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to software-center in Ubuntu. https://bugs.launchpad.net/bugs/1424362 Title: no permissions to install packages in vivid daily lubuntu beta 2 Status in Lubuntu Software Center: New Status in software-center package in Ubuntu: Confirmed Bug description: Vivid daily version 20150221Lubuntu desktop i386 installed gives following message when using Lubuntu Software Center to install a package, whereas Synaptic cannot be opened: You are not allowed to perform this action You don't have the required privileges to perform this action. org.freedesktop.PolicyKit.Error.Failed: ('system-bus-name', {'name': ':1.51'}): org.debian.apt.install-or-remove-packages Installing a package using command line works OK. Hardware info: https://gist.github.com/2166a864091f84806d39 To manage notifications about this bug go to: https://bugs.launchpad.net/lubuntu-software-center/+bug/1424362/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

