Description of problem: I received ISE500 when I tried to choose "Virtualization Type" on page /rhn/kickstart/AdvancedModeCreate.do spacewalk-java-2.5.14-36.el6sat.noarch 2017-01-03 14:36:59,794 [TP-Processor2] WARN org.apache.struts.action.RequestProcessor - Unhandled Exception thrown: class java.lang.NullPointerException 2017-01-03 14:36:59,794 [TP-Processor2] ERROR com.redhat.rhn.frontend.servlets.SessionFilter - Error during transaction. Rolling back javax.servlet.ServletException: java.lang.NullPointerException at org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:520) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:427) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:228) at com.redhat.rhn.frontend.struts.RhnRequestProcessor.process(RhnRequestProcessor.java:105) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462) at javax.servlet.http.HttpServlet.service(HttpServlet.java:643) at javax.servlet.http.HttpServlet.service(HttpServlet.java:723) ... at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:299) at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190) at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291) at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:769) at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:698) at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:891) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690) at java.lang.Thread.run(Thread.java:785) Caused by: java.lang.NullPointerException at com.redhat.rhn.domain.kickstart.builder.KickstartParser.<init>(KickstartParser.java:46) at com.redhat.rhn.frontend.action.kickstart.AdvancedModeDetailsAction.submit(AdvancedModeDetailsAction.java:180) at com.redhat.rhn.frontend.action.kickstart.AdvancedModeDetailsAction.execute(AdvancedModeDetailsAction.java:111) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:425) How reproducible: always Steps to Reproduce: 1. go to /rhn/kickstart/AdvancedModeCreate.do 2. fill kickstart tree and label 3. field Virtualization Type causes ISE 500 Additional info: I can reproduce it, it also occurs if you do not provide Kickstart File and press button create.
Patch is available in upstream. spacewalk.git: 4c5ff6027c516ab2b5e5fe0436142f6c4ddd60d9
verified with spacewalk-java-2.5.14-42.el6sat.noarch