[jboss-user] [Installation, Configuration & Deployment] - Error after installation of JBoss in Eclipse 3.2

msavoy do-not-reply at jboss.com
Sun Oct 29 10:21:05 EST 2006


I just installed JBoss on my local machine but when trying to "run on server" a JSP page from within Eclipse 3.2 IDE I am getting the following error (ANY help or direction would be greatly appreciated, THANKS):

HTTP Status 500 -

type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
java.lang.NullPointerException
        org.jboss.mx.loading.RepositoryClassLoader.findClass(RepositoryClassLoader.java:620)
        java.lang.ClassLoader.loadClass(Unknown Source)
        org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:464)
        org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:405)
        java.lang.ClassLoader.loadClass(Unknown Source)
        java.lang.ClassLoader.loadClassInternal(Unknown Source)
        org.acegisecurity.ui.ntlm.NtlmProcessingFilter.onPreAuthentication(NtlmProcessingFilter.java:344)
        org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:200)
        org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
        org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:191)

        org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
        org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:90)
        org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.20 logs. 

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