框架是struts2的2.5.26加spring4加hibernate3，主要提示如下错误:
[12 09:46:26,076 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Using SessionFactory 'sessionFactory' for OpenSessionInViewFilter
[12 09:46:26,077 DEBUG] [http-bio-8080-exec-4] support.DefaultListableBeanFactory - Returning cached instance of singleton bean 'sessionFactory'
[12 09:46:26,077 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Opening single Hibernate Session in OpenSessionInViewFilter
[12 09:46:26,077 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Opening Hibernate Session
[12 09:46:26,077 DEBUG] [http-bio-8080-exec-4] impl.SessionImpl - opened session at timestamp: 16181919860
[12 09:46:26,119 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Closing single Hibernate Session in OpenSessionInViewFilter
[12 09:46:26,119 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Closing Hibernate Session
[12 09:46:30,666 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Using SessionFactory 'sessionFactory' for OpenSessionInViewFilter
[12 09:46:30,666 DEBUG] [http-bio-8080-exec-4] support.DefaultListableBeanFactory - Returning cached instance of singleton bean 'sessionFactory'
[12 09:46:30,666 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Opening single Hibernate Session in OpenSessionInViewFilter
[12 09:46:30,666 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Opening Hibernate Session
[12 09:46:30,666 DEBUG] [http-bio-8080-exec-4] impl.SessionImpl - opened session at timestamp: 16181919906
[12 09:46:30,840 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Closing single Hibernate Session in OpenSessionInViewFilter
[12 09:46:30,840 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Closing Hibernate Session
[12 09:46:30,844 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Using SessionFactory 'sessionFactory' for OpenSessionInViewFilter
[12 09:46:30,844 DEBUG] [http-bio-8080-exec-4] support.DefaultListableBeanFactory - Returning cached instance of singleton bean 'sessionFactory'
[12 09:46:30,844 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Opening single Hibernate Session in OpenSessionInViewFilter
[12 09:46:30,844 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Opening Hibernate Session
[12 09:46:30,844 DEBUG] [http-bio-8080-exec-4] impl.SessionImpl - opened session at timestamp: 16181919908
[12 09:46:30,847 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Closing single Hibernate Session in OpenSessionInViewFilter
[12 09:46:30,847 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Closing Hibernate Session
[12 09:46:32,028 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Using SessionFactory 'sessionFactory' for OpenSessionInViewFilter
[12 09:46:32,028 DEBUG] [http-bio-8080-exec-4] support.DefaultListableBeanFactory - Returning cached instance of singleton bean 'sessionFactory'
[12 09:46:32,028 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Opening single Hibernate Session in OpenSessionInViewFilter
[12 09:46:32,028 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Opening Hibernate Session
[12 09:46:32,028 DEBUG] [http-bio-8080-exec-4] impl.SessionImpl - opened session at timestamp: 16181919920
[12 09:46:32,032 DEBUG] [http-bio-8080-exec-4] support.OpenSessionInViewFilter - Closing single Hibernate Session in OpenSessionInViewFilter
[12 09:46:32,032 DEBUG] [http-bio-8080-exec-4] hibernate3.SessionFactoryUtils - Closing Hibernate Session
