HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: javax.servlet.ServletException: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
	it.unibas.musicstore.controllo.filtri.FiltroHibernate.doFilter(FiltroHibernate.java:52)

root cause

javax.servlet.ServletException: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:286)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
	it.unibas.musicstore.controllo.filtri.FiltroHibernate.doFilter(FiltroHibernate.java:34)

root cause

java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
	java.util.ArrayList.rangeCheck(ArrayList.java:604)
	java.util.ArrayList.get(ArrayList.java:382)
	it.unibas.musicstore.controllo.AzioneInserisciLogin.execute(AzioneInserisciLogin.java:28)
	org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
	org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
	org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
	it.unibas.musicstore.controllo.filtri.FiltroHibernate.doFilter(FiltroHibernate.java:34)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.23 logs.
Apache Tomcat/7.0.23