Error creating bean with name 'org.springframework.security.filterChains' Spring + Hibernate + UserDetailService

Question

I just started to learn Spring Security and have some trouble. I want to configure User login on page with password and username which stored in database during registration

Answer 1

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Note:

As a side note i see from the code and from comment i doubt you have injected SessionFactory from GuestBookDAOImpl, thats causes NPE upon method call on the DAO layer. Inject it either from xml config or annotations.