Stack trace:

org.apache.velocity.exception.MethodInvocationException: Invocation of method 'generateExpandNodeLinkForNonJSUsers' in class com.atlassian.confluence.pages.actions.DirectoryViewListPagesAction threw exception class java.lang.NullPointerException : null
at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:309)

Steps to reproduce on confluence.atlassian.com:

• goto http://confluence.atlassian.com/display/JIRA/Getting+Started
• click 'view in hierarchy'
• ensure js is disabled in browser