Android SDK manager does not show packages to be installed

Question

I have installed Android SDK and packages. Since I had an error when opening a new project on Eclipse, I decided to uninstall SDK and install again. The problem now is that

Answer 1

For those already having this problem:
You maybe should change proxy settings.

I test the proxy settings inside the SDK Manager Tool. But not helpful.

• Open Java Control Panel inside control panel
• Change proxy settings under Network Settings