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apisupport.kit -> apisupport.installers froze the IDE at 100% CPU for a couple of minutes. "AWT-EventQueue-1" prio=10 tid=0x09ba6c00 nid=0x302f runnable [0xb26a1000] java.lang.Thread.State: RUNNABLE at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:183) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.visit(ProjectUtils.java:196) at org.netbeans.api.project.ProjectUtils.access$000(ProjectUtils.java:71) at org.netbeans.api.project.ProjectUtils$1.run(ProjectUtils.java:149) at org.netbeans.api.project.ProjectUtils$1.run(ProjectUtils.java:147) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.api.project.ProjectUtils.hasSubprojectCycles(ProjectUtils.java:147) at org.netbeans.modules.apisupport.project.ProjectXMLManager.getDependencyCycleWarning(ProjectXMLManager.java:400) at org.netbeans.modules.apisupport.project.ProjectXMLManager.replaceDependencies(ProjectXMLManager.java:428) at org.netbeans.modules.apisupport.project.ProjectXMLManager.addDependencies(ProjectXMLManager.java:383) at org.netbeans.modules.apisupport.project.ui.LibrariesNode$AddModuleDependencyAction.actionPerformed(LibrariesNode.java:419) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
*** This bug has been marked as a duplicate of bug 178584 ***