How to fix the Oracle error ORA-26747: The one-to-many transformation function string encountered the following error: string?

In this post, you’ll learn more about the Oracle ErrorORA-26747: The one-to-many transformation function string encountered the following error: string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-26747: The one-to-many transformation function string encountered the following error: string

Reason for the Error ORA-26747: The one-to-many transformation function string encountered the following error: string

The specified transformation function encountered an error.

How to fix the Error ORA-26747: The one-to-many transformation function string encountered the following error: string ?

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

Ensure that the function does not process or return DDL LCRs. Also ensure that the function does not return NULL.