A known issue in JRE 1.7.0_45 (issue JDK-8028111) causes problems with searching and indexing the help in the Eclipse help
viewer if you are running Eclipse on a machine that has this version of JRE installed.
Clicking the Help button on the new project wizard page results in an error and the dynamic help window is not displayed.
This is a known issue with the Eclipse IDE on some Linux platforms.