Last edited by Maddox675 on 2021-8-4 09:52 Editor

I have two problems using Ubuntu (so far).

1. Trying to setup vino for vncserver:
  1. $ sudo apt-get update
  2. $ sudo apt install vino
  3. $ sudo apt install gnome-control-center-data
  4. $ sudo gnome-control-center sharing
  5. libGL error: failed to create dri screen
  6. libGL error: failed to load driver: rockchip
  7. libGL error: failed to create dri screen
  8. libGL error: failed to load driver: rockchip

  9. ** (gnome-control-center:9561): WARNING **: 00:56:34.933: Could not find settings panel "sharing"
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   Perhaps a problem with the gpu driver?

2. Configuring firewall UFW
  1. $ sudo apt install ufw
  2. $ uname -sr
  3.     Linux 4.19.193
  4. $ sudo ufw status
  5. ERROR: problem running iptables: iptables v1.6.1: can't initialize iptables table `filter': Table does not exist (do you need to insmod?)
  6. Perhaps iptables or your kernel needs to be upgraded.
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  From researching this, either their is no iptables module included in this kernel, or in the wrong location or version.  I am stuck until I resolve this.