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Lukasz Lenart commented on WW-3770: ----------------------------------- Please use the new filters [1] and [2], FilterDispatcher is deprecated [1] http://struts.apache.org/2.x/docs/webxml.html [2] http://struts.apache.org/2.x/docs/sitemesh-plugin.html > NullPointerException instead of "There is no Action mapped for namespace..." > (regression?) > ------------------------------------------------------------------------------------------ > > Key: WW-3770 > URL: https://issues.apache.org/jira/browse/WW-3770 > Project: Struts 2 > Issue Type: Bug > Components: Core Actions > Affects Versions: 2.3.1.2 > Reporter: Antoine W > > After upgrading to Struts 2.3.1.2, we get a Nullpointer when trying to access > an undefined action (in example, /badurl.do) - see complete stack below. > This is because ServletActionContext.getRequest() is NULL when > getErrorMessage() gets called. > This is a major issue because it prevents 404 error to be handled correctly > and it affects several websites (just Google for > "org.apache.struts2.impl.StrutsActionProxy.getErrorMessage(StrutsActionProxy.java:69)") > Edit: maybe is it due to the fact I'm using deprecated FilterDispatcher... > java.lang.NullPointerException > > org.apache.struts2.impl.StrutsActionProxy.getErrorMessage(StrutsActionProxy.java:69) > > com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:185) > > org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63) > > org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39) > > com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58) > > org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:500) > > org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:434) > [my filter extends FilterDispatcher] > > com.opensymphony.sitemesh.webapp.SiteMeshFilter.obtainContent(SiteMeshFilter.java:129) > > com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:77) > > org.apache.struts2.dispatcher.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:102) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira