How to fix the Oracle error ORA-47403: NULL returned by Factor string evaluation expression string?

In this post, you’ll learn more about the Oracle ErrorORA-47403: NULL returned by Factor string evaluation expression string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-47403: NULL returned by Factor string evaluation expression string

Reason for the Error ORA-47403: NULL returned by Factor string evaluation expression string

The factor evaluated to a NULL value

How to fix the Error ORA-47403: NULL returned by Factor string evaluation expression string ?

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

Please review the factor definition and correct it as required