Required Plugins: Plugin Discuss

Hello Skywarroior-Team,

I’ve just buy this Theme
Install the Theme (Local)
Got the First Problem directly!
Required Plugins: Discuss

Installing and Activating Plugin Discuss
Downloading install package from https://downloads.wordpress.org/plugin/disqus-comment-system.zip…
Unpacking the package…
Installing the plugin…
Plugin install failed.
Plugin activation failed.
All installations and activations have been completed

Going back to DASHBOARD and again…

This theme recommends the following plugin: Discuss.