Oracle Message ORA-19164 - XQST0085 - It is a static error if the namespace URI in a namespace declaration attribute is a zero-length string, and the implementation does not support [XML Names 1.1].

ERRORXQST0085 - It is a static error if the namespace URI in a namespace declaration attribute is a zero-length string, and the implementation does not support [XML Names 1.1].
CAUSEThere was a zero-length URI in namespace declaration.
ACTIONFix the namespace declaration.