How To Fix HDS012 - Activation of HDS derivation tree &1 &2 ended with error(s)

SAP Error Message - Details

• Message type: E = Error

• Message class: HDS - HDS Message Class

• Message number: 012

• Message text: Activation of HDS derivation tree &1 &2 ended with error(s)

What causes this issue?

Due to an error or an inconsistency, derivation tree &V1& &V2& could not
be activated.

System Response

The system cannot activate the derivation tree so cannot execute it.

How to fix this error?

Check the derivation tree via the IMG activity of the corresponding
application and correct the inconsistencies. Then activate the
derivation tree.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HDS012 - Activation of HDS derivation tree &1 &2 ended with error(s) ?

  The SAP error message HDS012, which states "Activation of HDS derivation tree &1 &2 ended with error(s)," typically occurs in the context of Hierarchical Data Structures (HDS) in SAP systems. This error indicates that there was a problem during the activation of a derivation tree, which is used for managing hierarchical data.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data that the derivation tree is trying to process. This could include missing or incorrect entries in the underlying tables.
  Configuration Issues: Incorrect configuration settings in the HDS or related components can lead to activation failures.
  Authorization Problems: The user attempting to activate the derivation tree may not have the necessary authorizations to perform this action.
  System Errors: Temporary system issues or bugs in the SAP software can also lead to this error.
  Dependencies: The derivation tree may depend on other objects or data that are not correctly set up or activated.
  
  Solutions:
  
  Check Logs: Review the detailed error logs to identify the specific cause of the error. This can often provide insights into what went wrong during the activation process.
  Data Validation: Ensure that all data related to the derivation tree is complete and consistent. Check for missing or incorrect entries in the relevant tables.
  Configuration Review: Verify the configuration settings for the HDS and ensure they are set up correctly. This may involve checking the settings in transaction codes related to HDS.
  Authorization Check: Ensure that the user has the necessary authorizations to activate the derivation tree. This may involve checking user roles and permissions.
  Re-activation: Sometimes, simply attempting to re-activate the derivation tree after addressing any identified issues can resolve the problem.
  Consult Documentation: Refer to SAP documentation or notes related to HDS for any known issues or additional troubleshooting steps.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as HDS-related transactions for managing hierarchical data.
  SAP Notes: Check for any SAP Notes that may address known issues related to HDS and the specific error message.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved by other users.
  
  By following these steps, you should be able to diagnose and resolve the HDS012 error in your SAP system.