How to fix the Oracle error ORA-13457: bitmap mask cell data error: string?

In this post, you’ll learn more about the Oracle ErrorORA-13457: bitmap mask cell data error: string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-13457: bitmap mask cell data error: string

Reason for the Error ORA-13457: bitmap mask cell data error: string

There was an error in the cell data of an original bitmap mask or in the cell data of the pyramids of a bitmap mask.

How to fix the Error ORA-13457: bitmap mask cell data error: string ?

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

If the error is related to an original bitmap mask, remove the bitmap mask. If the error is related to the pyramids of a bitmap mask, delete the pyramids and regenerate them.