dap4/d4core/src/main/java/dap4/core/dmr/parser/bison/SaxEventHandler.java
@Override
    public void fatalError(SAXParseException e)
            throws SAXException
    {
        throw new SAXParseException(
                String.format("Sax fatal error: %s; %s%n", e, report(this.locator)),
                this.locator);
    }
@Override
    public void fatalError(SAXParseException e)
            throws SAXException
    {
        throw new SAXParseException(
                String.format("Sax fatal error: %s; %s%n", e, report(this.locator)),
                this.locator);
    }
Error handling Events