How To Fix WW087 - No allocation can be made to hierarchy level &

WW087 - Overview

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 087

• Message text: No allocation can be made to hierarchy level &

What causes this issue?

You are trying to assign a hierarchy level that itself has a hierarchy
assignment. This would lead to inconsistencies in the material group
hierarchy.

How to fix this error?

Choose a hierarchy level that is lower in the hierarchy and to which
only material groups are/were assigned.

Error message extract from SAP system. Copyright SAP SE.

WW087 - Details

• The SAP error message WW087 ("No allocation can be made to hierarchy level &") typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with internal orders, cost centers, or profit centers. This error indicates that there is an issue with the allocation of costs or revenues to a specific hierarchy level in the system.
  
  Cause:
  
  Hierarchy Level Issues: The specified hierarchy level may not be valid for the allocation. This can happen if the hierarchy structure has changed or if the level does not exist in the current context.
  Missing Master Data: The master data for the cost center, internal order, or profit center may be incomplete or not properly configured.
  Incorrect Configuration: The configuration settings for the allocation process may not be set up correctly, leading to issues in processing allocations.
  Period Closing: If the period is closed, allocations may not be allowed for that period.
  Authorization Issues: The user may