In this post, you’ll learn more about the MariaDB Error 1128 ER_FUNCTION_NOT_DEFINED with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1128 – ER_FUNCTION_NOT_DEFINED with the sqlState HY000
Error Description for the MariaDB Error ER_FUNCTION_NOT_DEFINED
Function ‘%s’ is not defined