How to fix the Oracle error ORA-01601: illegal bucket size in clause “string” of string?

In this post, you’ll learn more about the Oracle ErrorORA-01601: illegal bucket size in clause “string” of string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01601: illegal bucket size in clause “string” of string

Reason for the Error ORA-01601: illegal bucket size in clause “string” of string

The bucket size was invalid for this parameter.

How to fix the Error ORA-01601: illegal bucket size in clause “string” of string ?

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

Correct the INIT.ORA parameter and restart the instance.