Malformed XML results in the following exception. Notice the unexpanded {1} entry. This works correctly in 1.5.

Exception in thread "main" org.xml.sax.SAXParseException: Attribute name "{1}" associated with an element type "C2" must be followed by the ' = ' character.
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:195)
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:174)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:388)
at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1404)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanAttribute(XMLDocumentFragmentScannerImpl.java:1520)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImp