Adding a call to `wait_for_udev 10` inside the configure_networking() function solves the problem.
Tested in 3 different PCs and 1 vbox VM, they all experienced the problem previously and they worked fine after applying the patch. ** Patch added: "Patch to wait for udev" https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/682445/+attachment/1748163/+files/functions.patch ** Tags added: patch -- configure_networking doesn't wait for udev to populate available nics https://bugs.launchpad.net/bugs/682445 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs