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

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. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3981607#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...