I get the same error, what was the solution? I can open my schema in Visual studio.
This is the error that I get:
xsd2db 0.2.1863 - Utility to generate database based on a given XSD Schema
More Information: http://xsd2db.sourceforge.net
System.Data.DataException: Undefined data type: 'abstractString'.
at System.Data.XSDSchema.FindNameType(String name)
at...
2007-01-24 03:42:57 UTC in Manage DB schema using XSD