How to fix the Oracle error DRG-12301: index does not exist in index set?

In this post, you’ll learn more about the Oracle ErrorDRG-12301: index does not exist in index set with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DRG-12301: index does not exist in index set

Reason for the Error DRG-12301: index does not exist in index set

Cause: You tried to remove an index from an index set, but the specified index was not found

How to fix the Error DRG-12301: index does not exist in index set ?

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

Action: None

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