Message Oracle LSX-00344 - namespace values ~1S and ~2S differ

ERRORnamespace values ~1S and ~2S differ
CAUSEThe targetNamespace specified in the schema document differed from either: a) the value of the enclosing schemas namespace attribute, or b) the value of the namespace attribute identified in the import element information item.
ACTIONMatch the namespace value to the enclosing schemas targetNamespace attribute or the actual value of the namespace attribute identified in the import element information item.