Try the below steps to resolve the issue.
1) Run Andy and from taskbar right click the "Andy- android for your pc" and select the Andy Launcher as shown in the below pic.
2) Click on New Andy and give some name, i gave here as "n1". And then press the launch button.
3) Now goto network settings from control panel and there you can find "VirtualBox Host-Only Network" which is a network where VirtualBox connects. Click on that.
4) Click on Diagnose and here u can find an issue like "DHCP is not enabled for the network"
Repair and fix this issue with Diagnose tool.
Now after fixing that issue you should be able to see the android setup page.
Let me know for any other issues.