HTTP Status 500 - javax.servlet.ServletException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""

type Exception report

message javax.servlet.ServletException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""

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

exception

org.apache.jasper.JasperException: javax.servlet.ServletException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:555)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:461)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

javax.servlet.ServletException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""
	org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:906)
	org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:838)
	org.apache.jsp.show_002dthread_jsp._jspService(show_002dthread_jsp.java:500)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

javax.servlet.jsp.JspException: javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3358)
	org.apache.jsp.tag.web.access_tag._jspx_meth_c_005fif_005f2(access_tag.java:362)
	org.apache.jsp.tag.web.access_tag.doTag(access_tag.java:217)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke0(show_002dthread_jsp.java:2566)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3347)
	org.apache.jsp.tag.web.base_tag.doTag(base_tag.java:278)
	org.apache.jsp.show_002dthread_jsp._jspService(show_002dthread_jsp.java:283)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

javax.servlet.jsp.JspException: java.lang.NumberFormatException: For input string: ""
	org.apache.jsp.tag.web.pageMessages_tag.doTag(pageMessages_tag.java:168)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke1(show_002dthread_jsp.java:2737)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3350)
	org.apache.jsp.tag.web.access_tag._jspx_meth_c_005fif_005f2(access_tag.java:362)
	org.apache.jsp.tag.web.access_tag.doTag(access_tag.java:217)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke0(show_002dthread_jsp.java:2566)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3347)
	org.apache.jsp.tag.web.base_tag.doTag(base_tag.java:278)
	org.apache.jsp.show_002dthread_jsp._jspService(show_002dthread_jsp.java:283)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

java.lang.NumberFormatException: For input string: ""
	java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	java.lang.Long.parseLong(Long.java:601)
	java.lang.Long.parseLong(Long.java:631)
	java.text.DigitList.getLong(DigitList.java:195)
	java.text.DecimalFormat.parse(DecimalFormat.java:2084)
	java.text.SimpleDateFormat.subParse(SimpleDateFormat.java:2162)
	java.text.SimpleDateFormat.parse(SimpleDateFormat.java:1514)
	java.text.DateFormat.parse(DateFormat.java:364)
	org.ontobox.box.helper.DateHelper.parse(DateHelper.java:28)
	org.ontobox.box.helper.ArrayHelper.stringsToDateTimes(ArrayHelper.java:135)
	org.ontobox.box.base.BaseBoxWorker.dateTimesForObject(BaseBoxWorker.java:468)
	org.ontobox.box.base.BaseBoxWorker.dateTimes(BaseBoxWorker.java:472)
	org.ontobox.box.helper.impl.DirectTValues.dateTime(DirectTValues.java:113)
	com.teacode.forum.model.Message.<init>(Message.java:29)
	com.teacode.forum.model.Thread.getMessages(Thread.java:136)
	org.apache.jsp.tag.web.pageMessages_tag.doTag(pageMessages_tag.java:157)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke1(show_002dthread_jsp.java:2737)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3350)
	org.apache.jsp.tag.web.access_tag._jspx_meth_c_005fif_005f2(access_tag.java:362)
	org.apache.jsp.tag.web.access_tag.doTag(access_tag.java:217)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke0(show_002dthread_jsp.java:2566)
	org.apache.jsp.show_002dthread_jsp$Helper.invoke(show_002dthread_jsp.java:3347)
	org.apache.jsp.tag.web.base_tag.doTag(base_tag.java:278)
	org.apache.jsp.show_002dthread_jsp._jspService(show_002dthread_jsp.java:283)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

note The full stack trace of the root cause is available in the Apache Tomcat/8.0.32 (Ubuntu) logs.


Apache Tomcat/8.0.32 (Ubuntu)