How to fix the Oracle error ORA-40026: reference class name not found in the weights table?

In this post, you’ll learn more about the Oracle ErrorORA-40026: reference class name not found in the weights table with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-40026: reference class name not found in the weights table

Reason for the Error ORA-40026: reference class name not found in the weights table

The provided reference class name did not correspond to any of the entries in the weights table.

How to fix the Error ORA-40026: reference class name not found in the weights table ?

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

Provide consistent specification for reference class name and weights table.