java.lang.ClassNotFoundException: org.springframework.web.context.support.StandardServletEnvironment
While upgrading from Spring 3.0.5 to 3.1.1.RELEASE I started getting following exception. java.lang.ClassNotFoundException: org.springframework.web.context.support.StandardServletEnvironment at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1714) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1559) at org.springframework.web.servlet.HttpServletBean.<init>(HttpServletBean.java:90) at org.springframework.web.servlet.FrameworkServlet.<init>(FrameworkServlet.java:211) at org.springframework.web.servlet.DispatcherServlet.<init>(DispatcherServlet.java:323) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at java.lang.Class.newInstance0(Class.java:355) at java.lang.Class.newInstance(Class.java:308)java.lang.ClassNotFoundException: org.springframework.web.context.support.StandardServletEnvironment at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1714) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1559) at org.springframework.web.servlet.HttpServletBean.<init>(HttpServletBean.java:90) at org.springframework.web.servlet.FrameworkServlet.<init>(FrameworkServlet.java:211) at org.springframework.web.servlet.DispatcherServlet.<init>(DispatcherServlet.java:323) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) …