Oracle Message ORA-19135 - XQST0075: An implementation that does not support the Validation Feature must raise a static error if it encounters a validate expression

ERRORXQST0075: An implementation that does not support the Validation Feature must raise a static error if it encounters a validate expression
CAUSEAn error occurred during the processing of the XQuery expression.
ACTIONCheck the detailed error message for the possible causes.