Message Oracle ORA-19292 - XQST0057: It is a static error if a schema import binds a namespace prefix but does not specify a target namespace other than a zero-length string

ERRORXQST0057: It is a static error if a schema import binds a namespace prefix but does not specify a target namespace other than a zero-length string
CAUSEAn error occurred during the processing of the XQuery expression.
ACTIONCheck the detailed error message for the possible causes.