web proxy portlet broken when configured to display the website

• Type: Bug
• Status: Closed
• Resolution: Won't Fix
• Affects Version/s: 6.1.2 CE GA3, 6.1.30 EE GA3, 6.2.0 CE GA1, 6.2.10 EE GA1
• Fix Version/s: 6.1.2 CE GA3, 6.1.30 EE GA3, 6.2.0 CE GA1, 6.2.10 EE GA1
• Component/s: Util, Util > Web Proxy
• Labels: None

Configure the web proxy portlet to show the website(www.liferay.com)
The theme and page layout changed

How to fox this issue.