How to fix the Oracle error ORA-19118: XQST0066 – duplicate default namespace definition – string?

In this post, you’ll learn more about the Oracle ErrorORA-19118: XQST0066 – duplicate default namespace definition – string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19118: XQST0066 – duplicate default namespace definition – string

Reason for the Error ORA-19118: XQST0066 – duplicate default namespace definition – string

More than one default namespace declaration used the given namespace URI.

How to fix the Error ORA-19118: XQST0066 – duplicate default namespace definition – string ?

You can fix this error in Oracle by following the below steps

Remove the duplicate default namespace definition.