How To Fix MSG_UH207 - An active hierarchy already exists. Do you want to replace it?

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_UH - Universal Hierarchy Message Class

• Message number: 207

• Message text: An active hierarchy already exists. Do you want to replace it?

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 MSG_UH207 - An active hierarchy already exists. Do you want to replace it? ?

  The SAP error message MSG_UH207 ("An active hierarchy already exists. Do you want to replace it?") typically occurs in the context of SAP's hierarchy management, particularly when dealing with organizational structures, reporting hierarchies, or similar configurations.
  Cause:
  This error message indicates that you are trying to activate or create a new hierarchy while another hierarchy is already active in the system. SAP does not allow multiple active hierarchies for the same object or context to prevent conflicts and ensure data integrity.
  Solution:
  To resolve this error, you have a couple of options:
  
  
  Replace the Existing Hierarchy:
  
  If you want to proceed with the new hierarchy and replace the existing one, you can confirm the prompt that asks if you want to replace the active hierarchy. This will deactivate the current hierarchy and activate the new one.
  
  
  
  Deactivate the Existing Hierarchy:
  
  If you do not want to replace the existing hierarchy, you can deactivate it first. This can usually be done through the hierarchy management transaction (e.g., transaction code HIERARCHY or similar, depending on your specific SAP module). After deactivating the current hierarchy, you can then activate the new one.
  
  
  
  Check for Active Hierarchies:
  
  Before attempting to create or activate a new hierarchy, check if there are any active hierarchies. You can do this by navigating to the relevant hierarchy management area in SAP and reviewing the existing hierarchies.
  
  
  
  Consult Documentation:
  
  If you are unsure about the implications of replacing an active hierarchy, consult your organization's documentation or SAP help resources to understand the impact on reporting and data structures.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the specific module (e.g., SAP BW, SAP FI, etc.), the transaction codes for managing hierarchies may vary. Common ones include HIERARCHY, RSH1, or module-specific codes.
  User Authorizations: Ensure that you have the necessary authorizations to modify hierarchies in your SAP system.
  Testing: If you are working in a production environment, consider testing changes in a development or quality assurance environment first to avoid unintended consequences.
  
  If you continue to experience issues or if the hierarchy management is complex, it may be beneficial to consult with your SAP Basis or functional team for further assistance.