E: package 'openssh-server' has no installation candidate ubuntu
Solve the problem when this error come
E: package 'openssh-server' has no installation candidate
Update package
$ sudo apt-get update
Now install your package
$ sudo apt-get install openssh-server
E: package 'openssh-server' has no installation candidate
Update package
$ sudo apt-get update
Now install your package
$ sudo apt-get install openssh-server