HTTP Status 500 - java.lang.NullPointerException


type Exception report

message java.lang.NullPointerException

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

exception

javax.servlet.ServletException: java.lang.NullPointerException
	it.inera.opaclib.web.OpaclibServlet.doGet(OpaclibServlet.java:109)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:727)

root cause

java.lang.NullPointerException
	com.k_int.z3950.util.RPNHelper.AttrPlusTermNode2apt_type(RPNHelper.java:200)
	com.k_int.z3950.util.RPNHelper.visitNode(RPNHelper.java:129)
	com.k_int.z3950.util.RPNHelper.visitNode(RPNHelper.java:98)
	com.k_int.z3950.util.RPNHelper.visitNode(RPNHelper.java:88)
	com.k_int.z3950.util.RPNHelper.RootNodeToZRPNStructure(RPNHelper.java:74)
	it.inera.opaclib.solr.rpn2solr.RpnToSolr.toSolr(RpnToSolr.java:246)
	it.inera.opaclib.multirequest.ParamsHelper.loadParams(ParamsHelper.java:281)
	it.inera.opaclib.web.command.ZCommand.execute(ZCommand.java:42)
	it.inera.opaclib.web.OpaclibServlet.doGet(OpaclibServlet.java:103)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:727)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.28 logs.


Apache Tomcat/7.0.28