Packagekit thinks it's offline according to pkmon. Trying to use pkcon install leads to similar error
** Package changed: software-properties (Ubuntu) => packagekit (Ubuntu) ** Changed in: packagekit (Ubuntu) Importance: Medium => High -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to software-properties in Ubuntu. https://bugs.launchpad.net/bugs/1946196 Title: Additional Drivers fails with pk-client-error-quark: Cannot download packages whilst offline (257) Status in packagekit package in Ubuntu: Triaged Bug description: Additional Drivers fails to install nvidia-driver-470: Error while applying changes pk-client-error-quark: Cannot download packages whilst offline (257) But the machine is ONLINE with full Internet access. WORKAROUND: sudo apt install nvidia-driver-470 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1946196/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
