When you launch Integration Studio you must connect to an environment before you can you execute the following operations: 1-Click Publish, Download an Extension, and Import Entities from a Database.
Connecting to an environment
In the File menu or in the toolbar click Connect to Environment... In the Connect to Environment... window select the environment from the dropdown list, give your user name and password, and then click Connect.
Once you have connected to your environment the Context information pane at the bottom of the Integration Studio workspace displays the name of the environment server and your user name.