Classpath entry will not be exported or published

Environment: Eclipse 3.7.2 (Indigo) Project: JSF + CDI + JPA running on Tomcat 7 Problem: Classpath entry org.eclipse.jdt.USER_LIBRARY/CDI Weld will not be exported or published. Runtime ClassNotFoundExceptions may result. Solution: Rightclick the project, click Properties. Select Deployment Assembly and click the “add” button. Add a new Java Build Path Entry and select the library that you want to ship with you WAR file. Click apply and okay. Done.