HTTP Status 500 – Internal Server Error


Type Exception Report

Message rethrew: HttpException: 404 File not found

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

Exception

HttpException: HttpException: 404 File not found: rethrew: HttpException: 404 File not found
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.execCommon(HttpQuery.java:273)
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.execGet(HttpQuery.java:167)
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.exec(HttpQuery.java:128)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execModel(QueryEngineHTTP.java:101)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execDescribe(QueryEngineHTTP.java:95)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execDescribe(QueryEngineHTTP.java:93)
	de.fuberlin.wiwiss.pubby.RemoteSPARQLDataSource.execDescribeQuery(RemoteSPARQLDataSource.java:74)
	de.fuberlin.wiwiss.pubby.RemoteSPARQLDataSource.getResourceDescription(RemoteSPARQLDataSource.java:52)
	de.fuberlin.wiwiss.pubby.servlets.BaseServlet.getResourceDescription(BaseServlet.java:66)
	de.fuberlin.wiwiss.pubby.servlets.PageURLServlet.doGet(PageURLServlet.java:38)
	de.fuberlin.wiwiss.pubby.servlets.BaseURLServlet.doGet(BaseURLServlet.java:33)
	de.fuberlin.wiwiss.pubby.servlets.BaseServlet.doGet(BaseServlet.java:94)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

HttpException: 404 File not found
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.execCommon(HttpQuery.java:259)
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.execGet(HttpQuery.java:167)
	com.hp.hpl.jena.sparql.engine.http.HttpQuery.exec(HttpQuery.java:128)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execModel(QueryEngineHTTP.java:101)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execDescribe(QueryEngineHTTP.java:95)
	com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execDescribe(QueryEngineHTTP.java:93)
	de.fuberlin.wiwiss.pubby.RemoteSPARQLDataSource.execDescribeQuery(RemoteSPARQLDataSource.java:74)
	de.fuberlin.wiwiss.pubby.RemoteSPARQLDataSource.getResourceDescription(RemoteSPARQLDataSource.java:52)
	de.fuberlin.wiwiss.pubby.servlets.BaseServlet.getResourceDescription(BaseServlet.java:66)
	de.fuberlin.wiwiss.pubby.servlets.PageURLServlet.doGet(PageURLServlet.java:38)
	de.fuberlin.wiwiss.pubby.servlets.BaseURLServlet.doGet(BaseURLServlet.java:33)
	de.fuberlin.wiwiss.pubby.servlets.BaseServlet.doGet(BaseServlet.java:94)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

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


Apache Tomcat/8.5.35