How to fix the Oracle error XOQ-01987: A subset of the following HierarchyLevels is ordered inconsistently in PrimaryDimension “string”: “string”.?

In this post, you’ll learn more about the Oracle ErrorXOQ-01987: A subset of the following HierarchyLevels is ordered inconsistently in PrimaryDimension “string”: “string”. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

XOQ-01987: A subset of the following HierarchyLevels is ordered inconsistently in PrimaryDimension “string”: “string”.

Reason for the Error XOQ-01987: A subset of the following HierarchyLevels is ordered inconsistently in PrimaryDimension “string”: “string”.

Cause: If HierarchyConsistencyRule is CONSISTENT or STAR_CONSISTENT, then HierarchyLevels cannot form loops between LevelHierarchies.

How to fix the Error XOQ-01987: A subset of the following HierarchyLevels is ordered inconsistently in PrimaryDimension “string”: “string”. ?

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

Action: Eliminate the loop.