The command package-menu-mark-delete (key ‘d’) followed by package-menu-execute (key ‘x’) worked for me.
Also here is very good introduction: Package management in emacs – The good, the bad and the ugly
The command package-menu-mark-delete (key ‘d’) followed by package-menu-execute (key ‘x’) worked for me.
Also here is very good introduction: Package management in emacs – The good, the bad and the ugly