java.lang.NullPointerException at org.netbeans.modules.autoupdate.ui.actions.AutoupdateCheckScheduler.checkUpdateElements(AutoupdateCheckScheduler.java:189) at org.netbeans.modules.autoupdate.ui.actions.AutoupdateCheckScheduler.access$300(AutoupdateCheckScheduler.java:77) at org.netbeans.modules.autoupdate.ui.actions.AutoupdateCheckScheduler$4.run(AutoupdateCheckScheduler.java:148) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)