Ubuntu 19.04 Error 404 Not Found [IP: 91.189.95.83 80] error on apt update

Question

I had uninstalled open jdk and trying to install oracle jdk8 but getting following error

oracle@ubuntu:~/Downloads$ sudo apt update
Hit:1 http://in.archive.ubuntu.com/ubuntu bionic InRelease
Hit:2 http://in.archive.ubuntu.com/ubuntu bionic-updates InRelease       
Hit:3 http://dl.google.com/linux/chrome/deb stable InRelease             
Hit:4 http://ppa.launchpad.net/linuxuprising/java/ubuntu eoan InRelease  
Ign:5 http://ppa.launchpad.net/webupd8team/java/ubuntu eoan InRelease
Err:6 http://ppa.launchpad.net/webupd8team/java/ubuntu eoan Release
  404  Not Found [IP: 91.189.95.83 80]
Reading package lists... Done
E: The repository 'http://ppa.launchpad.net/webupd8team/java/ubuntu eoan 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.

Please can you help me out from this error.

Answer 1

sudo add-apt-repository --remove ppa:webupd8team/ppa
sudo apt update

Per https://www.reddit.com/r/linux4noobs/comments/ducn4k/how_to_fix_404_not_found_ip_911899583_80

Answer 2

In software & updates app--> other softwares. Unchecked http://ppa.launchpad.net/webupd8team/java/ubuntu eoan