java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.util.Arrays.copyOfRange(Arrays.java:2694)
   at java.lang.String.<init>(String.java:203)
   at java.lang.String.toUpperCase(String.java:2664)
   at org.openide.filesystems.DefaultAttributes$ElementHandler.checkAttributes(DefaultAttributes.java:1295)
   at org.openide.filesystems.DefaultAttributes$ElementHandler.startElement(DefaultAttributes.java:1193)
   at org.openide.filesystems.DefaultAttributes$InnerParser.startElement(DefaultAttributes.java:1389)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
   at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.startElement(XMLDTDValidator.java:745)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1362)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2770)
   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$Table.readFromXML(DefaultAttributes.java:1092)
   at org.openide.filesystems.DefaultAttributes.loadTable(DefaultAttributes.java:717)
   at org.openide.filesystems.DefaultAttributes.load(DefaultAttributes.java:673)
   at org.openide.filesystems.DefaultAttributes.loadTable(DefaultAttributes.java:651)
   at org.openide.filesystems.DefaultAttributes.readAttribute(DefaultAttributes.java:373)
   at org.netbeans.modules.masterfs.ExLocalFileSystem$OneFileAttributeAttachedToRoot.readAttribute(ExLocalFileSystem.java:98)
   at org.netbeans.modules.masterfs.providers.Attributes.readAttribute(Attributes.java:141)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.getAttribute(BaseFileObj.java:512)
   at org.openide.loaders.DataLoaderPool.getPreferredLoader(DataLoaderPool.java:590)
   at org.openide.loaders.DataLoaderPool.findDataObject(DataLoaderPool.java:519)
   at org.openide.loaders.DataLoaderPool.findDataObject(DataLoaderPool.java:493)
   at org.openide.loaders.DataObject.find(DataObject.java:566)
   at org.netbeans.modules.parsing.api.Source.getDocument(Source.java:259)
   at org.netbeans.modules.parsing.api.Source.createSnapshot(Source.java:312)