java.lang.OutOfMemoryError: Java heap space
   at java.security.AccessController.getStackAccessControlContext(AccessController.java:0)
   at java.security.AccessController.getContext(AccessController.java:820)
   at java.awt.AWTEvent.<init>(AWTEvent.java:107)
   at java.awt.event.InvocationEvent.<init>(InvocationEvent.java:284)
   at java.awt.event.InvocationEvent.<init>(InvocationEvent.java:171)
   at java.awt.EventQueue.invokeLater(EventQueue.java:1265)
   at org.netbeans.core.ui.warmup.MenuWarmUpTask$NbWindowsAdapter$1HandleBridge.run(MenuWarmUpTask.java:274)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.waitIOLoadLowerThan(FileChangedManager.java:256)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.pingIO(FileChangedManager.java:288)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.put(FileChangedManager.java:301)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.put(FileChangedManager.java:354)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.checkWrite(FileChangedManager.java:122)
   at org.netbeans.TopSecurityManager.notifyWrite(TopSecurityManager.java:188)
   at org.netbeans.TopSecurityManager.checkWrite(TopSecurityManager.java:356)
   at java.io.File.canWrite(File.java:791)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.refreshImpl(FileObj.java:357)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refresh(BaseFileObj.java:860)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.refresh(FileObj.java:380)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow$1.run(RefreshSlow.java:80)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.idleIO(FileChangedManager.java:224)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow$1.run(RefreshSlow.java:87)
   at org.openide.filesystems.FileUtil$2.run(FileUtil.java:439)
   at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:127)
   at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:519)
   at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:423)
   at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:443)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow.refreshFileObject(RefreshSlow.java:91)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:609)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:584)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refreshAll(FileObjectFactory.java:513)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory$1.run(FileObjectFactory.java:808)
   at org.netbeans.modules.masterfs.filebasedfs.FileBasedFileSystem.runAsInconsistent(FileBasedFileSystem.java:112)