HTTP Status 500 - java.lang.NullPointerException

type Exception report

message java.lang.NullPointerException

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

exception

javax.servlet.ServletException: java.lang.NullPointerException
	org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:85)

root cause

java.lang.NullPointerException
	org.dspace.app.webui.util.JSPManager.showJSP(JSPManager.java:60)
	org.dspace.app.webui.servlet.BrowserServlet.showFullPage(BrowserServlet.java:167)
	org.dspace.app.webui.servlet.AbstractBrowserServlet.processBrowse(AbstractBrowserServlet.java:365)
	org.dspace.app.webui.servlet.BrowserServlet.doDSGet(BrowserServlet.java:88)
	org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java:119)
	org.dspace.app.webui.servlet.DSpaceServlet.doGet(DSpaceServlet.java:67)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)

note The full stack trace of the root cause is available in the Apache Tomcat/8.0.33 logs.


Apache Tomcat/8.0.33