O repositório 'http://archive.ubuntu.com/ubuntu yakkety Release' não possui um arquivo Release

Question

Quando eu executo sudo apt update no meu Ubunutu 16.10 recebo a seguinte mensagem de erro:

E:The repository 'http://archive.canonical.com/ubuntu yakkety Release' does not have a Release file., 
W:Updating from such a repository can't be done securely, and is therefore disabled by default., 
W:See apt-secure(8) manpage for repository creation and user configuration details., 
E:The repository 'http://archive.ubuntu.com/ubuntu yakkety Release' does not have a Release file., 
W:Updating from such a repository can't be done securely, and is therefore disabled by default., 
W:See apt-secure(8) manpage for repository creation and user configuration details., 
E:The repository 'http://archive.ubuntu.com/ubuntu yakkety-updates Release' does not have a Release file., 
W:Updating from such a repository can't be done securely, and is therefore disabled by default., 
W:See apt-secure(8) manpage for repository creation and user configuration details., 
E:The repository 'http://archive.ubuntu.com/ubuntu yakkety-backports Release' does not have a Release file., 
W:Updating from such a repository can't be done securely, and is therefore disabled by default., 
W:See apt-secure(8) manpage for repository creation and user configuration details., 
E:The repository 'http://archive.ubuntu.com/ubuntu yakkety-security Release' does not have a Release file.