I am also affected by this bug. WLAN device wlp2s0 under Live Kubuntu 19.10.
Network Manager did not show anything after Laptop lid closed (-> suspended) solution was: sudo modprobe -r DRIVER sudo modprobe -i DRIVER Replace DRIVER from sudo lshw -C network under configuration: ...driver=DRIVER -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1752772 Title: r8169 ethernet card don't work after returning from suspension To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1752772/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs