How To Fix UMB_AH015 - Hierarchy is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: UMB_AH - Aggregation Hierarchy

• Message number: 015

• Message text: Hierarchy is not defined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UMB_AH015 - Hierarchy is not defined ?

  The SAP error message UMB_AH015, which states "Hierarchy is not defined," typically occurs in the context of SAP applications that involve hierarchical data structures, such as SAP Business Planning and Consolidation (BPC) or SAP Analytics Cloud (SAC). This error indicates that the system is unable to find a defined hierarchy for the specified context or data set.
  Cause:
  
  Missing Hierarchy Definition: The most common cause is that the hierarchy you are trying to use has not been defined in the system.
  Incorrect Hierarchy Assignment: The hierarchy may not be correctly assigned to the relevant data model or dimension.
  Data Model Issues: The data model may not be properly configured to include the necessary hierarchies.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the hierarchy.
  Configuration Errors: There may be errors in the configuration settings related to the hierarchy.
  
  Solution:
  
  
  Define the Hierarchy: 
  
  Go to the relevant configuration area in SAP (e.g., BPC or SAC) and ensure that the hierarchy is defined correctly.
  If you are using a custom hierarchy, make sure it is created and activated.
  
  
  
  Check Hierarchy Assignment:
  
  Verify that the hierarchy is assigned to the correct dimension or data model.
  Ensure that the hierarchy is linked to the relevant entities or accounts.
  
  
  
  Review Data Model Configuration:
  
  Check the data model settings to ensure that the hierarchy is included and properly configured.
  If necessary, recreate or update the data model to include the hierarchy.
  
  
  
  User Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access the hierarchy.
  Review the roles and permissions assigned to the user.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on defining and managing hierarchies in your particular SAP application.
  
  
  
  Testing:
  
  After making changes, test the functionality again to ensure that the hierarchy is recognized and the error is resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered the same issue.
  Training and Documentation: Consider reviewing training materials or documentation specific to the SAP module you are using to better understand hierarchy management.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.