[jboss-user] [JBoss Seam] - NoClassDefFoundError: org/cyberneko/html/filters/ElementRemo

Does anyone know why adding the following leads to an error ? | <context-param> | <param-name>org.ajax4jsf.xmlparser.ORDER</param-name> | <param-value>TIDY,NEKO,NONE</param-value> | </context-param> | | <context-param> | <param-name>org.ajax4jsf.xmlparser.TIDY</param-name> | <param-value>webdoc.xhtml</param-value> | </context-param> | This is for deactivating the richfaces filter on the pages that provide download fields such as pdf. (because there's a bug in this filter) java.lang.NoClassDefFoundError: org/cyberneko/html/filters/ElementRemover | at org.ajax4jsf.webapp.nekko.NekkoParser.<init>(NekkoParser.java:81) | at org.ajax4jsf.webapp.ConfigurableXMLFilter$NekoParserConfig.createParser(ConfigurableXMLFilter.java:140) | at org.ajax4jsf.webapp.ParserConfig.getParser(ParserConfig.java:30) | at org.ajax4jsf.webapp.ParserConfig.getParser(ParserConfig.java:34) | at org.ajax4jsf.webapp.ConfigurableXMLFilter.getParser(ConfigurableXMLFilter.java:109) | at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:259) | at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) | at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) | at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) | at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) | at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) | at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) | at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) | at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) | at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) | at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) | at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) | at org.apache.coyote.http11.Http11Protocol$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) | I understand that i don't have this class (org/cyberneko/html/filters/ElementRemover) in my classpath but i don't know why it does not come with the richfaces nor which filter is used in what order when org.ajax4jsf.xmlparser.ORDER is not defined in web.xml. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4092461#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...