Tomcat en US java 7

You may notice that the problem has something to do with the Locale of a cookie from the browser.  So, to correct, simply clear browser cache (clear cookies).  Or, more specifically, clear the locale cookie from the offending site.

type Exception report

message Locale part "en-US" contains invalid characters

description The server encountered an internal error that prevented it from fulfilling this request.

exception

java.lang.IllegalArgumentException: Locale part "en-US" contains invalid characters
 org.springframework.util.StringUtils.validateLocalePart(StringUtils.java:691)
 org.springframework.util.StringUtils.parseLocaleString(StringUtils.java:671)
 org.springframework.web.servlet.i18n.CookieLocaleResolver.resolveLocale(CookieLocaleResolver.java:102)
 org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1182)
 org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:992)
 org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:939)
 org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)
 org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:915)
 org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:804)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
 org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:789)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
 org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:170)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:90)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311)
 org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116)
 org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:101)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
 org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
 org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173)
 org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
 org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
 org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:90)
 org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:90)

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