java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.util.HashMap.resize(HashMap.java:703)
   at java.util.HashMap.putVal(HashMap.java:628)
   at java.util.HashMap.put(HashMap.java:611)
   at org.openide.filesystems.DefaultAttributes$ElementHandler.checkAttributes(DefaultAttributes.java:1303)
   at org.openide.filesystems.DefaultAttributes$ElementHandler.startElement(DefaultAttributes.java:1193)
   at org.openide.filesystems.DefaultAttributes$InnerParser.startElement(DefaultAttributes.java:1389)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
   at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:182)
   at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.emptyElement(XMLDTDValidator.java:766)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1343)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2786)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:649)
   at org.openide.filesystems.DefaultAttributes$InnerParser.parseXML(DefaultAttributes.java:1349)
   at org.openide.filesystems.DefaultAttributes$Table.readFromXML(DefaultAttributes.java:1092)
   at org.openide.filesystems.DefaultAttributes.loadTable(DefaultAttributes.java:717)
   at org.openide.filesystems.DefaultAttributes.load(DefaultAttributes.java:673)
   at org.openide.filesystems.DefaultAttributes.loadTable(DefaultAttributes.java:651)
   at org.openide.filesystems.DefaultAttributes.readAttribute(DefaultAttributes.java:373)
   at org.openide.filesystems.LocalFileSystem$InnerAttrs.readAttribute(LocalFileSystem.java:745)
   at org.netbeans.core.startup.layers.LocalFileSystemEx$DelegatingAttributes.readAttribute(LocalFileSystemEx.java:205)
   at org.openide.filesystems.XMLMapAttr.readAttribute(XMLMapAttr.java:174)
   at org.openide.filesystems.AbstractFileObject.getAttribute(AbstractFileObject.java:340)
   at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:942)
   at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:877)
   at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:940)
   at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:900)