HTTP Status 500 – Internal Server Error


Type Exception Report

Message An exception occurred processing [bind/ByJournal.jsp] at line [88]

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

Exception

org.apache.jasper.JasperException: An exception occurred processing [bind/ByJournal.jsp] at line [88]

85:      }
86:    }
87:    Collections.sort( volumes );
88:    if( emulov == null ) emulov = "" + volumes.get( volumes.size() - 1 );
89:    fileName = "/bind/Journal/" + eman_ruoj + "_" + emulov + ".txt";
90:    Pattern pattern = Pattern.compile( "<i>(\\d+)<\\/i>-<i>" );
91:    if( lanruoj.equals( "All" ) ) {


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:593)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:482)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

Root Cause

java.lang.IndexOutOfBoundsException: Index -1 out-of-bounds for length 0
	java.base/jdk.internal.util.Preconditions.outOfBounds(Unknown Source)
	java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Unknown Source)
	java.base/jdk.internal.util.Preconditions.checkIndex(Unknown Source)
	java.base/java.util.Objects.checkIndex(Unknown Source)
	java.base/java.util.ArrayList.get(Unknown Source)
	org.apache.jsp.bind.ByJournal_jsp._jspService(ByJournal_jsp.java:199)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:444)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

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


Apache Tomcat/9.0.8