Eclipse 3.7 (Indigo) + Tomcat7 — Cannot create a server using the selected type

Question

Setup:

• Eclipse 3.7 + the WEB tools from the indigo update site
• Tomcat7
• Ubuntu

Problem:

When I try to add a new Tomcat

Answer 1

The error occurs due to the server running in some other Java(TM) Platform.

1. Start Task manager->Processes->Select Java(TM)
2. Click "End Processes".

After finishing this procedure you can add the server without any error.