Install Updates Error Log

[T1125P]

Hello I'm getting the same issues with updates.  First time having this issue as I update manually and do it about every 2 weeks. Here is my log. Not sure what ppa to uncheck?


===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.freecinema2022.gq/forums/ and paste the log below into a new or existing thread for assistance.

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

Hit:1 http://us.archive.ubuntu.com/ubuntu xenial InRelease
Hit:2 http://archive.canonical.com xenial InRelease
Hit:3 http://us.archive.ubuntu.com/ubuntu xenial-security InRelease
Hit:4 http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease
Get:5 http://us.archive.ubuntu.com/ubuntu xenial-proposed InRelease [260 kB]
Hit:6 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:7 http://repo.linuxliteos.com/linuxlite citrine InRelease
Ign:8 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial InRelease
Hit:9 https://repo.skype.com/deb stable InRelease
Hit:10 http://ppa.launchpad.net/nemh/systemback/ubuntu xenial InRelease
Hit:11 http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu xenial InRelease
Hit:12 http://ppa.launchpad.net/rvm/smplayer/ubuntu xenial InRelease
Hit:13 http://ppa.launchpad.net/transmissionbt/ppa/ubuntu xenial InRelease
Hit:14 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial InRelease
Hit:15 http://ppa.launchpad.net/uget-team/ppa/ubuntu xenial InRelease
Ign:16 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial Release
Ign:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Err:17 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main amd64 Packages
  404  Not Found [IP: 91.189.95.83 80]
Ign:18 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main i386 Packages
Ign:19 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main all Packages
Ign:20 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en_US
Ign:21 http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial/main Translation-en
Fetched 260 kB in 6s (43.3 kB/s)
Reading package lists...
W: The repository 'http://ppa.launchpad.net/flexiondotorg/cpu-x/ubuntu xenial Release' does not have a Release file.
E: Failed to fetch http://ppa.launchpad.net/flexiondotorg/c...4/Packages  404  Not Found [IP: 91.189.95.83 80]
E: Some index files failed to download. They have been ignored, or old ones used instead.