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<DIV><FONT face=Arial size=2>I've installed the Documentation modul and the 
jsp-template-how-to-add-on!</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Now I wanted to read it, but whenever I click the 
index.html I get the following error!</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Root cause:<BR>javax.servlet.ServletException: 
javax.servlet.jsp.tagext.TagAttributeInfo.<init>(Ljava/lang/String;ZLjava/lang/String;ZZ)V<BR> at 
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:256)<BR> at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)<BR> at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:284)<BR> at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:204)<BR> at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:742)<BR> at 
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:630)<BR> at 
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:542)<BR> at 
com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispatcher.java:180)<BR> at 
com.opencms.flex.CmsJspLoader.service(CmsJspLoader.java:955)<BR> at 
com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispatcher.java:268)<BR> at 
com.opencms.flex.CmsJspLoader.loadTemplate(CmsJspLoader.java:657)<BR> at 
com.opencms.flex.CmsJspTemplate.getContent(CmsJspTemplate.java:85)<BR> at 
com.opencms.template.cache.CmsElementDump.getContent(CmsElementDump.java:120)<BR> at 
com.opencms.template.cache.A_CmsElement.resolveVariant(A_CmsElement.java:464)<BR> at 
com.opencms.template.CmsXmlTemplate.startProcessing(CmsXmlTemplate.java:1314)<BR> at 
com.opencms.template.CmsXmlTemplate.getContent(CmsXmlTemplate.java:164)<BR> at 
com.opencms.template.cache.CmsElementXml.getContent(CmsElementXml.java:171)<BR> at 
com.opencms.template.cache.CmsUri.callCanonicalRoot(CmsUri.java:185)<BR> at 
com.opencms.template.cache.CmsElementCache.callCanonicalRoot(CmsElementCache.java:149)<BR> at 
com.opencms.launcher.CmsXmlLauncher.generateOutput(CmsXmlLauncher.java:285)<BR> at 
com.opencms.launcher.CmsXmlLauncher.launch(CmsXmlLauncher.java:341)<BR> at 
com.opencms.launcher.A_CmsLauncher.initlaunch(A_CmsLauncher.java:274)<BR> at 
com.opencms.core.OpenCms.showResource(OpenCms.java:956)<BR> at 
com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:310)<BR> at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:740)<BR> at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)<BR> at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:284)<BR> at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:204)<BR> at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:257)<BR> at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)<BR> at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:564)<BR> at 
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:245)<BR> at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:199)<BR> at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)<BR> at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:564)<BR> at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:195)<BR> at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)<BR> at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:164)<BR> at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:149)<BR> at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:564)<BR> at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:156)<BR> at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)<BR> at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:564)<BR> at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:972)<BR> at 
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:206)<BR> at 
org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:324)<BR> at 
org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:395)<BR> at 
org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:673)<BR> at 
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:615)<BR> at 
org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:786)<BR> at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)<BR> at 
java.lang.Thread.run(Thread.java:536)</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Arial size=2>--------------- End of root cause.</FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=Arial size=2>What is the problem and how can I solve 
it?</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Thanks in advance.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Steffen</FONT></DIV></BODY></HTML>