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