How to fix the Oracle error ORA-30120: ‘string’ is not a legal oracle number for ‘string’?

In this post, you’ll learn more about the Oracle ErrorORA-30120: ‘string’ is not a legal oracle number for ‘string’ with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30120: ‘string’ is not a legal oracle number for ‘string’

Reason for the Error ORA-30120: ‘string’ is not a legal oracle number for ‘string’

The value is not a valid oracle number.

How to fix the Error ORA-30120: ‘string’ is not a legal oracle number for ‘string’ ?

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

Refer to the manual for allowable oracle number values.