Oracle Message ORA-19193 - XQST0045: It is a static error if the function name in a function declaration is in one of the following namespaces: http: //www.w3.org/XML/1998/namespace, http: //www.w3.org/2001/XMLSchema, http: //www.w3.org/2001/XMLSchema-instance, http: //www.w3.org/2005/04/xpath-functions, http: //www.w3.org/2005/04/xpath-datatypes

ERRORXQST0045: It is a static error if the function name in a function declaration is in one of the following namespaces: http: //www.w3.org/XML/1998/namespace, http: //www.w3.org/2001/XMLSchema, http: //www.w3.org/2001/XMLSchema-instance, http: //www.w3.org/2005/04/xpath-functions, http: //www.w3.org/2005/04/xpath-datatypes
CAUSEAn error occurred during the processing of the XQuery expression.
ACTIONCheck the detailed error message for the possible causes.