In this section, you will import a second copy of the Echo portlet and update it to support cooperation as a target portlet.
Follow these steps to import the Echo portlet:
Select File → Import. In the import panel, select the WAR file and click Next.
In the next window, enter the following information:
The EchoSource and EchoTarget portlet applications use the same UID so it will cause an error executing the portlets. To fix this problem ...