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java.lang.NullPointerException: 	at com.stc.egate.gui.projectexplorer.ProjectTree.buildSubMenu(ProjectTree.java:1913)	at com.stc.egate.gui.projectexplorer.ProjectTree.buildNewActions(ProjectTree.java:1848)	at com.stc.egate.gui.projectexplorer.ProjectTree.(ProjectTree.java:922)	at com.stc.egate.gui.projectexplorer.ProjectExplorer.createTree(ProjectExplorer.java:617)	at com.stc.egate.gui.projectexplorer.ProjectExplorer.init(ProjectExplorer.java:428)	at com.stc.egate.gui.projectexplorer.LoadExplorerAction.loadExplorer(LoadExplorerAction.java:90)	at com.stc.egate.gui.projectexplorer.LoadExplorerAction.performAction(LoadExplorerAction.java:76)	at com.stc.login.module.LaunchLoginAction.launchExplorer(LaunchLoginAction.java:208)	at com.stc.login.module.LaunchLoginAction.access$200(LaunchLoginAction.java:72)	at com.stc.login.module.LaunchLoginAction$3.construct(LaunchLoginAction.java:290)	at com.stc.login.module.SwingWorker$2.run(SwingWorker.java:124)	at java.lang.Thread.run(Thread.java:534)