HTTP Status 500 – Internal Server Error


Type Exception Report

Message Unable to compile class for JSP:

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: Unable to compile class for JSP: 

An error occurred at line: 5 in the jsp file: /research/lgs/lg2/seminars.jsp
The type ResearchGroup is ambiguous
2: %><%@ page import="de.wias.db.*"
3: %><%@ page import="de.wias.db.nobjects.*"
4: %><%@ include file="../template/incl-rg.inc"%><%
5:         WebUnit wu = new ResearchGroup("cn=lg2,ou=researchgroup,ou=wias");
6:         String gr = "<b>"+Tools.teXToHTML(wu.get("TitleLong"+ll))+"<br/><br/><small> - "+(lang==0?"Nachwuchswissenschaftlerinnengruppe":"Young Scientists' Group")+" - </small><br/><br/></b>";
7: 	String title = lang==0?"Seminar":"Seminar";
8: 	String menufile = "/server/www/ROOT/research/"+path[2]+"/"+id+"/menu.txt";


Stacktrace:
	org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:102)
	org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:198)
	org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:495)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:363)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:338)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:325)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:580)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:363)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.apache.catalina.filters.ExpiresFilter.doFilter(ExpiresFilter.java:1225)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/8.0.53