Thank you for your bug report. Is your user an admin one (what's the output of the 'groups' command)?
Which type of connection did you try to activate and how? could you try if you get the same issue under GNOME? ** Changed in: network-manager (Ubuntu) Status: New => Incomplete ** Changed in: network-manager (Ubuntu) Importance: Undecided => Low -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/1884846 Title: Can't connect to internet if second user session Status in network-manager package in Ubuntu: Incomplete Bug description: My kid was using the laptop, connected to internet in his user session. I switched to my user (but his session was still active), and NetworkManager couldn't connect to internet. Error from syslog: Jun 23 19:30:15 tanquita NetworkManager[854]: <info> [1592951415.1979] audit: op="connection-activate" uuid="a52379fa- 0a44-4013-93b6-b04e63515fb9" name="Voyager" pid=34278 uid=1000 result="fail" reason="Private connection already active on the device: uid 1000 has no permission to perform this operation" (uid 1000 is myself) ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: network-manager 1.22.10-1ubuntu2.1 ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41 Uname: Linux 5.4.0-37-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.3 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: KDE Date: Tue Jun 23 19:40:19 2020 InstallationDate: Installed on 2020-06-20 (3 days ago) InstallationMedia: Kubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) IpRoute: default via 192.168.100.1 dev wlp4s0 proto dhcp metric 600 169.254.0.0/16 dev wlp4s0 scope link metric 1000 192.168.100.0/24 dev wlp4s0 proto kernel scope link src 192.168.100.103 metric 600 SourcePackage: network-manager UpgradeStatus: No upgrade log present (probably fresh install) nmcli-nm: RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW WIFI WWAN-HW WWAN running 1.22.10 connected started full enabled enabled enabled enabled enabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1884846/+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