Selecting an Application Platform Runtime Environment
Before you publish your project to the server, you must select a server runtime environment.
To select the server runtime
1. In Designer, go to the Project Explorer or Package Explorer view and right-click your project.
2. Click Properties.
3. In the Properties dialog box click Targeted Runtimes.
4. Select the check box next to the required runtime environment.
All runtime environments that you have created for Application Platform are listed here.
5. Click Apply, and then click OK.