Changing the default r8169 driver for the oficial r8168 works for me.
https://blog.desdelinux.net/solucionar-problemas-con-realtek-rtl8111
-8168b-en-lmde/
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This bug affects my Dell 5378 13 i7 KabyLake. New re-install of Artful.
NetworkManager
(src/devices/nm-device.c:1452)): assertion '' failed
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https://bugs.launchpad.net/bugs/1728378
Do you think that this error can break my VPN connection ?
I do not know if this is the cause.
Here a piece of logs :
Dez 05 15:06:16 fgarnier-Latitude-5580 pppd[26238]: Plugin
/usr/lib/pppd/2.4.7/nm-l2tp-pppd-plugin.so loaded.
Dez 05 15:06:16 fgarnier-Latitude-5580 pppd[26238]: Plugin
I believe this is harmless, but not really know ;)
Attached part of bootlog file (journalctl -b), containing this error
** Attachment added: "boot-log-part"
https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1728378/+attachment/5003784/+files/boot-log-part
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: network-manager (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1728378