4 Replies Latest reply on Dec 11, 2007 4:52 PM by Diego Coronel

    ConcurrentModificationException - On authenticate

    Diego Coronel Apprentice

      Hi, im with ConcurrentModificationException while trying to authenticate at the same time with more than 1 machine, i dont know how to solve this problem, and its really serious, because my clients needs to authenticate at same time.

      Any help ?

      SEVERE: Error Rendering View[/faces/home/home.xhtml]
      
      java.util.ConcurrentModificationException
      
      at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:449)
      
      at java.util.AbstractList$Itr.next(AbstractList.java:420)
      
      at org.jboss.seam.navigation.Pages.getStringValuesFromModel(Pages.java:679)
      
      at org.jboss.seam.ui.component.UISeamCommandBase.getUrl(UISeamCommandBase.java:51)
      
      at org.jboss.seam.ui.renderkit.LinkRendererBase.doEncodeBegin(LinkRendererBase.java:26)
      
      at org.jboss.seam.ui.util.cdk.RendererBase.encodeBegin(RendererBase.java:79)
      
      at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:788)
      
      at javax.faces.component.UIComponent.encodeAll(UIComponent.java:884)
      
      at javax.faces.render.Renderer.encodeChildren(Renderer.java:137)
      
      at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)
      
      at javax.faces.component.UIComponent.encodeAll(UIComponent.java:886)
      
      at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
      
      at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:577)
      
      at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108)
      
      at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:216)
      
      at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)
      
      at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
      
      at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)
      
      at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)
      
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
      
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
      
      at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
      
      at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
      
      at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
      
      at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
      
      at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150)
      
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      
      at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
      
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      
      at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
      
      at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
      
      at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
      
      at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)
      
      at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
      
      at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
      
      at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
      
      at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
      
      at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      
      at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
      
      at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
      
      at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
      
      at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
      
      at java.lang.Thread.run(Thread.java:595)