2.4.4 TopBraid Composer - Standard Edition - Bugfix: Opening external OWL files (File > Open) did lead to exceptions - Bugfix: Class expression parser did not support hasValue restrictions with literals on rdf:Properties - Bugfix: SPARQL view did not open if the ontology contained a sparql:query value with invalid syntax (e.g. wrong namespaces) - Bugfix: Included latest Oracle 11g driver that fixes the \n and \t problems. - Bugfix: SPARQL view could not export results with null values to spreadsheet. TopBraid Composer - Maestro Edition - Bugfix: Several extensions of sxsd profile for Semantic XML import