How to fix the Oracle error ORA-19228: XPST0008 – undeclared identifier: prefix ‘string’ local-name ‘string’?

In this post, you’ll learn more about the Oracle ErrorORA-19228: XPST0008 – undeclared identifier: prefix ‘string’ local-name ‘string’ with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19228: XPST0008 – undeclared identifier: prefix ‘string’ local-name ‘string’

Reason for the Error ORA-19228: XPST0008 – undeclared identifier: prefix ‘string’ local-name ‘string’

The given identifier refers to either a type name, function name, namespace prefix, or variable name that is not defined in the static context.

How to fix the Error ORA-19228: XPST0008 – undeclared identifier: prefix ‘string’ local-name ‘string’ ?

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

Fix the expression to remove the identifier, or declare the appropriate variable, type, function or namespace.