"CAS is Unavailable" error

Umut ARUS umuta at sabanciuniv.edu
Fri Nov 3 08:11:16 EST 2006 

Hello,

It seems below log,

catalina_log:
2006-11-03 15:07:08 ApplicationDispatcher[/cas] Servlet.service() for 
servlet jsp threw exception
org.apache.jasper.JasperException: 
/WEB-INF/view/jsp/default/ui/casConfirmView.jsp(3,4) The attribute 
prefix fn does not correspond to any imported tag library
        at 
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:39)
        at 
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
        at 
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:150)
        at 
org.apache.jasper.compiler.Validator$1FVVisitor.visit(Validator.java:1233)
        at 
org.apache.jasper.compiler.ELNode$Function.accept(ELNode.java:122)
        at org.apache.jasper.compiler.ELNode$Nodes.visit(ELNode.java:193)
        at org.apache.jasper.compiler.ELNode$Visitor.visit(ELNode.java:234)
        at org.apache.jasper.compiler.ELNode$Root.accept(ELNode.java:53)
        at org.apache.jasper.compiler.ELNode$Nodes.visit(ELNode.java:193)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.validateFunctions(Validator.java:1252)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.getJspAttribute(Validator.java:1097)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:923)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:696)
        at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1441)
        at 
org.apache.jasper.compiler.Node$Nodes.visit(Node.java(Compiled Code))
        at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
        at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
        at org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
        at 
org.apache.jasper.compiler.Node$Nodes.visit(Node.java(Compiled Code))
        at 
org.apache.jasper.compiler.Validator.validate(Validator.java:1475)
        at 
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:214)
        at org.apache.jasper.compiler.Compiler.compile(Compiler.java:470)
        at 
org.apache.jasper.compiler.Compiler.compile(Compiler.java(Inlined 
Compiled Code))
        at 
org.apache.jasper.compiler.Compiler.compile(Compiler.java(Inlined 
Compiled Code))
        at 
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServlet.service(JspServlet.java(Compiled Code))
        at 
javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:474)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:409)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312)
        at 
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:112)
        at 
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:248)
        at 
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1055)
        at 
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:819)
        at 
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:728)
        at 
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:396)
        at 
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:360)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:763)
        at 
javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
        at 
org.jasig.cas.web.init.SafeDispatcherServlet.service(SafeDispatcherServlet.java:115)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java(Compiled 
Code))
        at 
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java(Compiled 
Code))
        at 
org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java(Compiled 
Code))
        at 
org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java(Compiled 
Code))
        at 
org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java(Compiled Code))
        at 
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java(Compiled 
Code))
        at 
org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java(Compiled 
Code))
        at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        at java.lang.Thread.run(Thread.java:567)

2006-11-03 15:07:08 StandardWrapperValve[cas]: Servlet.service() for 
servlet cas threw exception
org.apache.jasper.JasperException: 
/WEB-INF/view/jsp/default/ui/casConfirmView.jsp(3,4) The attribute 
prefix fn does not correspond to any imported tag library
        at 
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:39)
        at 
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
        at 
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:150)
        at 
org.apache.jasper.compiler.Validator$1FVVisitor.visit(Validator.java:1233)
        at 
org.apache.jasper.compiler.ELNode$Function.accept(ELNode.java:122)
        at org.apache.jasper.compiler.ELNode$Nodes.visit(ELNode.java:193)
        at org.apache.jasper.compiler.ELNode$Visitor.visit(ELNode.java:234)
        at org.apache.jasper.compiler.ELNode$Root.accept(ELNode.java:53)
        at org.apache.jasper.compiler.ELNode$Nodes.visit(ELNode.java:193)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.validateFunctions(Validator.java:1252)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.getJspAttribute(Validator.java:1097)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:923)
        at 
org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:696)
        at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1441)
        at 
org.apache.jasper.compiler.Node$Nodes.visit(Node.java(Compiled Code))
        at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
        at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
        at org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
        at 
org.apache.jasper.compiler.Node$Nodes.visit(Node.java(Compiled Code))
        at 
org.apache.jasper.compiler.Validator.validate(Validator.java:1475)
        at 
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:214)
        at org.apache.jasper.compiler.Compiler.compile(Compiler.java:470)
        at 
org.apache.jasper.compiler.Compiler.compile(Compiler.java(Inlined 
Compiled Code))
        at 
org.apache.jasper.compiler.Compiler.compile(Compiler.java(Inlined 
Compiled Code))
        at 
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java(Compiled 
Code))
        at 
org.apache.jasper.servlet.JspServlet.service(JspServlet.java(Compiled Code))
        at 
javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:474)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:409)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312)
        at 
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:112)
        at 
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:248)
        at 
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1055)
        at 
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:819)
        at 
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:728)
        at 
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:396)
        at 
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:360)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:763)
        at 
javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
        at 
org.jasig.cas.web.init.SafeDispatcherServlet.service(SafeDispatcherServlet.java:115)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java(Compiled 
Code))
        at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java(Compiled 
Code))
        at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java(Compiled 
Code))
        at 
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java(Compiled 
Code))
        at 
org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java(Compiled 
Code))
        at 
org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java(Compiled 
Code))
        at 
org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java(Compiled Code))
        at 
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java(Compiled 
Code))
        at 
org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java(Compiled 
Code))
        at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        at java.lang.Thread.run(Thread.java:567)

thanks.


Scott Battaglia wrote:

> Is there any error in your log file?
>
> On 11/3/06, *Umut ARUS* <umuta at sabanciuniv.edu 
> <mailto:umuta at sabanciuniv.edu>> wrote:
>
>     Hello,
>
>     I have set up CAS recently on Apache web server and integrated
>     with LDAP. Everthings works correctly without a problem.
>     If the user select "Warn me before logging me into other sites."
>     option then he is given below error message and couldn't login.
>
>
>         *"*CAS is Unavailable
>
>     A general exception occurred while trying to access CAS. Please
>     notify your system administrator.*"
>
>     *
>
>     I didn't find any effective answer.
>
>     thanks.
>
>-- 
>Umut ARUS
>System Specialist
>Sabanci University
>Information Technology
>    
>
>
>     _______________________________________________
>     Yale CAS mailing list
>     cas at tp.its.yale.edu <mailto:cas at tp.its.yale.edu>
>     http://tp.its.yale.edu/mailman/listinfo/cas
>
>
>
>------------------------------------------------------------------------
>
>_______________________________________________
>Yale CAS mailing list
>cas at tp.its.yale.edu
>http://tp.its.yale.edu/mailman/listinfo/cas
>  
>


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