Eclipse errors and solutions

1. javax.el.PropertyNotFoundException: /index.xhtml @12,39 value="#{user.name}": Target Unreachable, identifier 'user' resolved to null

reason: it could not load jsf bean.

Solution: a. check project-->properties --> build --> source code, if it is checked.
b. removed the tomcat server.
c. mvn eclipse:eclipse
d. add resources