LL 4.2 update error

[CaperAsh]

I have a similar issue ongoing for several days, but also had it in previous LL version often:



===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.

============ Log ===========

Hit:1 http://repo.linuxliteos.com/linuxlite diamond InRelease
Hit:2 https://repo.skype.com/deb stable InRelease
Hit:3 http://archive.canonical.com bionic InRelease
Ign:4 http://ppa.launchpad.net/bumblebee/stable/ubuntu bionic InRelease
Hit:5 http://ppa.launchpad.net/gezakovacs/ppa/ubuntu bionic InRelease
Hit:6 http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu bionic InRelease
Hit:7 http://archive.ubuntu.com/ubuntu bionic InRelease
Hit:8 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease
Hit:9 http://archive.ubuntu.com/ubuntu bionic-security InRelease
Hit:10 http://archive.ubuntu.com/ubuntu bionic-updates InRelease
Err:11 http://ppa.launchpad.net/bumblebee/stable/ubuntu bionic Release
  404  Not Found [IP: 91.189.95.83 80]
Hit:12 http://archive.ubuntu.com/ubuntu bionic-backports InRelease
Reading package lists...
E: The repository 'http://ppa.launchpad.net/bumblebee/stable/ubuntu bionic Release' does not have a Release file.

I uninstalled, but did not remove, bumblebee in Symantic, but this is the output after doing that. (Did not reboot after uninstalling.)