La excepción causante del error ha sido
org.apache.jasper.JasperException: java.util.ConcurrentModificationException
at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:582)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:498)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:212)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:662)
at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:540)
at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:483)
at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:906)
at org.apache.jsp.WEB_002dINF.custom_002dtemplates.extremadura.views.doc_jsp._jspService(doc_jsp.java:184)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:212)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:662)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:428)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:360)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:297)
at org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)
at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1246)
at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1029)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:973)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:895)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:967)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:858)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:488)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:843)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:212)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at es.baratz.mediasearch.core.filter.LicenseFilter.doFilter(LicenseFilter.java:43)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at es.baratz.mediasearch.core.filter.SessionFilter.doFilter(SessionFilter.java:99)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at es.baratz.mediasearch.core.filter.XSSFilter.doFilter(XSSFilter.java:33)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:494)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:682)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:617)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:932)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1695)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:911)
at java.util.ArrayList$Itr.next(ArrayList.java:861)
at org.apache.taglibs.standard.tag.common.core.ForEachSupport$SimpleForEachIterator.next(ForEachSupport.java:119)
at org.apache.taglibs.standard.tag.common.core.ForEachSupport.next(ForEachSupport.java:141)
at javax.servlet.jsp.jstl.core.LoopTagSupport.doAfterBody(LoopTagSupport.java:295)
at org.apache.jsp.WEB_002dINF.custom_002dtemplates.extremadura.views.main_002dbreadcrumb_jsp._jspx_meth_c_005fforEach_005f0(main_002dbreadcrumb_jsp.java:288)
at org.apache.jsp.WEB_002dINF.custom_002dtemplates.extremadura.views.main_002dbreadcrumb_jsp._jspx_meth_c_005fif_005f0(main_002dbreadcrumb_jsp.java:212)
at org.apache.jsp.WEB_002dINF.custom_002dtemplates.extremadura.views.main_002dbreadcrumb_jsp._jspService(main_002dbreadcrumb_jsp.java:162)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:582)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465)
... 71 more