Oracle Error ORA-19163: XPTY0004 – XQuery type mismatch: argument type mismatch: expected – ‘string’ got – ‘string’ for function ‘string’

Oracle Error Message

ORA-19163: XPTY0004 – XQuery type mismatch: argument type mismatch: expected – ‘string’ got – ‘string’ for function ‘string’

Reason for the Error

The type of the arguments that were passed to the given function was not valid.

Solution

Fix the arguments to be of a type appropriate for the given function.