boot problem

[Bob]

** Reply to message from Ralf Mardorf via ubuntu-users
<ubuntu-users at lists.ubuntu.com> on Mon, 16 Aug 2021 22:38:03 +0200

> On Sun, 15 Aug 2021 20:23:13 -0700, Bob wrote:
> >Now I can boot the original Ubuntu partition but it only
> >boots to a command line not the GUI.
> 
> Hi,
> 
> assuming you aren't using Wayland, then the very first log file to
> check by grep IMO is Xorg.0.log [1]:
> 
> grep EE /var/log/Xorg.0.log

bob1 at Jupiter:~$ grep EE /var/log/Xorg.0.log
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[   350.977] (II) Initializing extension MIT-SCREEN-SAVER
bob1 at Jupiter:~$


> >Since this is new hardware, networking does not work.  I assume this
> >is because the NIC is different on the new system.  How to change the
> >network configuration to support the new hardware.
> 
> A NIC or a wireless NIC?

Wired NIC, I have not configured the Wireless NIC yet.


> Two guesses:
> 
> 1. A kernel driver (aka module) related issue.
> 
> What NIC is used?

wired ---- Realtek RTL8111/8168/8411 Gigabit
wireless ---- Realtek 8822CE


> 2. A name pattern issue.
> 
> What does running
> 
>   ls -d /sys/class/net/enp?s0

bob1 at Jupiter:~$ /sys/class/net/enp?s0
/sys/class/net/enp2s0
bob1 at Jupiter:~$


> return?
> 
> Regards,
> Ralf
> 
> 
> [1]
> 
> Sometimes I wonder whats wrong with Linux:
> 
> Usually the only (EE) errors important are graphics related. Don't
> care about anything freakish, such as the crap I get.
> 
> [rocketmouse at archlinux ~]$ grep EE /var/log/Xorg.0.log
> [     6.349] Current Operating System: Linux archlinux
> 4.19.193-rt81-0.300-pussytoes #1 SMP PREEMPT RT Mon, 07 Jun 2021 09:13:18 +0200
> x86_64
> 	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
> [     6.495] (II) Initializing extension MIT-SCREEN-SAVER
> [ 52816.752] (EE) event3  - PixArt USB Optical Mouse: client bug: event
> processing lagging behind by 29ms, your system is too slow
<snip>

-- 
Robert Blair


The Constitution is not a document for the government to restrain the people: it is an instrument for the people to restrain the government.  -- Patrick Henry