LL3.0: "couldn't fetch the package cache information lists"

[m654321]

Hi Mike,

What's the output if your run the following command in a terminal:

Code:

sudo apt update

Thanks LL-user.  The output is as follows...

Code:

mike@mike-G750JS:~$ sudo apt update
[sudo] password for mike:
Ign:1 http://ppa.launchpad.net/kilian/f.lux/ubuntu xenial InRelease
Hit:2 http://archive.canonical.com xenial InRelease                           
Hit:3 http://ppa.launchpad.net/nathan-renniewaldock/flux/ubuntu xenial InRelease
Hit:4 http://ppa.launchpad.net/nemh/systemback/ubuntu xenial InRelease         
Hit:5 http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu xenial InRelease
Get:6 http://security.ubuntu.com/ubuntu xenial-security InRelease [94.5 kB]   
Hit:7 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial InRelease         
Hit:8 http://us.archive.ubuntu.com/ubuntu xenial InRelease                     
Err:9 http://ppa.launchpad.net/kilian/f.lux/ubuntu xenial Release             
  404  Not Found
Hit:10 http://repo.linuxliteos.com/linuxlite citrine InRelease                 
Get:11 http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease [95.7 kB] 
Hit:12 http://us.archive.ubuntu.com/ubuntu xenial-backports InRelease         
Get:13 http://us.archive.ubuntu.com/ubuntu xenial-updates/universe amd64 Packages [324 kB]
Get:14 http://us.archive.ubuntu.com/ubuntu xenial-updates/universe i386 Packages [320 kB]
Reading package lists... Done     
E: The repository 'http://ppa.launchpad.net/kilian/f.lux/ubuntu xenial Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
mike@mike-G750JS:~$

Mike