LODE error

Reason: Problem parsing http://purl.org/dita/ns Could not parse ontology. Either a suitable parser could not be found, or parsing failed. See parser logs below for explanation. The following parsers were tried: 1) RDFXMLParser 2) OWLXMLParser 3) OWLFunctionalSyntaxOWLParser 4) TurtleOntologyParser 5) KRSS2OWLParser 6) ManchesterOWLSyntaxOntologyParser 7) OBOFormatOWLAPIParser Detailed logs: -------------------------------------------------------------------------------- Parser: RDFXMLParser org.semanticweb.owlapi.rdf.syntax.RDFParserException: [line=1:column=7] Expecting rdf:RDF element. -------------------------------------------------------------------------------- Parser: OWLXMLParser org.xml.sax.SAXParseException; systemId: http://purl.org/dita/ns; lineNumber: 6; columnNumber: 3; The element type "hr" must be terminated by the matching end-tag "". -------------------------------------------------------------------------------- Parser: OWLFunctionalSyntaxOWLParser Encountered " " "" at line 1, column 1. Was expecting: "Ontology" ... (Line 0) -------------------------------------------------------------------------------- Parser: TurtleOntologyParser uk.ac.manchester.cs.owl.owlapi.turtle.parser.ParseException: Encountered " "Bitly "" at line 2, column 14. Was expecting: "." ... -------------------------------------------------------------------------------- Parser: KRSS2OWLParser de.uulm.ecs.ai.owlapi.krssparser.ParseException: Encountered " ">" " "" at line 1, column 1. Was expecting: -------------------------------------------------------------------------------- Parser: ManchesterOWLSyntaxOntologyParser Encountered '' at line 1 column 1. Expected either 'Ontology:' or 'Prefix:' (Line 1) -------------------------------------------------------------------------------- Parser: OBOFormatOWLAPIParser LINENO: 1 - Could not find tag separator ':' in line. LINE: