Android > Unknown Host Errors while installing ADT plugin in eclipse

Question

I am trying to setup development environment for Android development. While adding Android ADT plugin in eclipse, I get following error:

Fetching h

Answer 1

I had the same problem.
In the Tools>Options menu in Android SDK Manager, I set the HTTP Proxy Server and HTTP Proxy Port values (I used the same settings that for my internet browser).
That fixed the problem for me !