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From Joe Abate <Joe.Ab...@DCH.com>
Subject RE: HTTP Status 503 - Servlet jsp is currently unavailable
Date Thu, 27 Sep 2001 22:01:22 GMT
Sorry for the delay but here here is the only error I found in the logs.  

2001-09-26 12:15:59 StandardContext[/demo]: Servlet /demo threw load()
exception
javax.servlet.ServletException: Error instantiating servlet class
org.apache.jasper.servlet.JspServlet
	at
org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:841)
	at
org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:
3292)
	at
org.apache.catalina.core.StandardContext.start(StandardContext.java:3402)
	at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1123)
	at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1123)
	at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:307)
	at
org.apache.catalina.core.StandardService.start(StandardService.java:388)
	at
org.apache.catalina.core.StandardServer.start(StandardServer.java:505)
	at
org.apache.catalina.startup.CatalinaService.start(CatalinaService.java:261)
	at
org.apache.catalina.startup.CatalinaService.execute(CatalinaService.java:172
)
	at org.apache.catalina.startup.Catalina.process(Catalina.java:179)
	at java.lang.reflect.Method.invoke(Native Method)
	at
org.apache.catalina.startup.BootstrapService.main(BootstrapService.java:360)
----- Root Cause -----
java.lang.VerifyError: (class: org/apache/jasper/servlet/JspServlet, method:
init signature: (Ljavax/servlet/ServletConfig;)V) Incompatible argument to
function
	at java.lang.Class.newInstance0(Native Method)
	at java.lang.Class.newInstance(Unknown Source)
	at
org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:832)
	at
org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:
3292)
	at
org.apache.catalina.core.StandardContext.start(StandardContext.java:3402)
	at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1123)
	at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1123)
	at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:307)
	at
org.apache.catalina.core.StandardService.start(StandardService.java:388)
	at
org.apache.catalina.core.StandardServer.start(StandardServer.java:505)
	at
org.apache.catalina.startup.CatalinaService.start(CatalinaService.java:261)
	at
org.apache.catalina.startup.CatalinaService.execute(CatalinaService.java:172
)
	at org.apache.catalina.startup.Catalina.process(Catalina.java:179)
	at java.lang.reflect.Method.invoke(Native Method)
	at
org.apache.catalina.startup.BootstrapService.main(BootstrapService.java:360)




> -----Original Message-----
> From:	Craig R. McClanahan [SMTP:craigmcc@apache.org]
> Sent:	Wednesday, September 26, 2001 4:48 PM
> To:	tomcat-user@jakarta.apache.org
> Subject:	Re: HTTP Status 503 - Servlet jsp is currently unavailable
> 
> The very first thing to do is look in the log files for error messages
> that might explain what is going on -- generally, there will be some sort
> of an exception and a stack trace.  If you cannot understand what the
> exception says, you can post it (and the stack trace) to the mailing list
> and be more likely to get an answer.
> 
> Craig McClanahan
> 
> 
> On Wed, 26 Sep 2001, Joe Abate wrote:
> 
> > Date: Wed, 26 Sep 2001 14:10:00 -0500
> > From: Joe Abate <Joe.Abate@DCH.com>
> > Reply-To: tomcat-user@jakarta.apache.org
> > To: tomcat-user@jakarta.apache.org
> > Subject: HTTP Status 503 - Servlet jsp is currently unavailable
> >
> > Hi all
> >
> > I am getting this error trying to move from tomcat 3.2 to tomcat 4.0.
> The
> > examples under tomcat 4.0 are working and I followed the doc to add my
> app.
> > The responses I am getting from the manager is everything is ok.  When I
> go
> > and try to launch the app I get this error.  I know it is in the setup
> of my
> > app to tomcat 4.0 because the examples are working and so it is not
> tomcat
> > 4.0 it self.  Any suggestion would be helpfull.
> >

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