How To Fix K0166 - Standard hierarchy & could not be regenerated

SAP Error Message - Details

• Message type: E = Error

• Message class: K0 - Error Messages for Central Controlling Routines

• Message number: 166

• Message text: Standard hierarchy & could not be regenerated

What causes this issue?

Master data (&V2&) was compared with the entries in standard hierarchy
&V1&. The SAP System analyzed the discrepancies and attempted to remove
them on the database. During this procedure termination occurred when
generating a group.
Standard hierarchy &V1& contains one or more of the following
inconsistencies:
The hierarchy node assigned in the master data is no longer contained
in the standard hierarchy.
The hierarchy node assigned in the mastr data no longer exists on the
the data base.
The standard hierachy contains value intervals.
The standard hierarchy contains values for which no master data exist.
The standard hierarchy contains values in nodes which are different to
the nodes assigned in master data.
The standard hierarchy contains multiple values.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Analyze the discrepancies in standard hierarchy &V1& and try to remove
them manually. Contact your SAP consultant or the SAP hotline if
necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K0166 - Standard hierarchy & could not be regenerated ?

  The SAP error message K0166, which states "Standard hierarchy & could not be regenerated," typically occurs in the context of controlling (CO) module when there is an issue with the standard hierarchy of cost centers or internal orders. This error indicates that the system was unable to regenerate the standard hierarchy for a particular controlling area.
  Causes:
  
  Missing or Incomplete Data: The standard hierarchy may not be properly defined or may be missing some nodes or elements that are required for regeneration.
  Authorization Issues: The user may not have the necessary authorizations to regenerate the standard hierarchy.
  Configuration Issues: There may be configuration problems in the controlling area or the hierarchy itself.
  Locked Objects: The objects involved in the hierarchy might be locked by another user or process, preventing regeneration.
  Inconsistent Data: There may be inconsistencies in the data that prevent the hierarchy from being regenerated.
  
  Solutions:
  
  Check Hierarchy Definition: Ensure that the standard hierarchy is correctly defined in the system. You can do this by navigating to the relevant configuration settings in the SAP system.
  Review Authorizations: Verify that the user attempting to regenerate the hierarchy has the necessary authorizations. This can be checked in the user roles and profiles.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the objects related to the standard hierarchy. If locks are found, they may need to be released.
  Consistency Check: Perform a consistency check on the controlling area and the hierarchy. This can often be done through specific transaction codes or reports designed for this purpose.
  Recreate the Hierarchy: If the hierarchy is corrupted or cannot be regenerated, you may need to delete and recreate it. Be cautious with this approach, as it may lead to data loss if not done properly.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: You may find it useful to use transaction codes such as KSH1 (Create Cost Center), KSH2 (Change Cost Center), and KSH3 (Display Cost Center) to manage cost centers and their hierarchies.
  SAP Documentation: Refer to the official SAP documentation for detailed information on managing standard hierarchies in the controlling module.
  Support Community: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis or technical team for further investigation.