Major Description
scenario:
+ 2 pages. each page stores itself in the session in the constructor ( -> last accessed instance of a page is stored in session (which ultimately is rather bad in the first place))
+ have a final reference to session in page's constructor
+ access page 1 mounted as "first" (-> pageId=0)
+ access page 2 mounted as "second" several times so that new pages are created until page1 gets serialized
+ access the serialized page 1 via "/first.0"
+ StackOverflowError