How To Fix /SAPAPO/DMRES873 - Alternative name &1 already assigned to resource &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 873

• Message text: Alternative name &1 already assigned to resource &2

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 /SAPAPO/DMRES873 - Alternative name &1 already assigned to resource &2 ?

  The SAP error message /SAPAPO/DMRES873 indicates that there is a conflict with resource naming in the SAP Advanced Planning and Optimization (APO) module. Specifically, the error states that an alternative name (or alias) you are trying to assign to a resource is already in use by another resource.
  Cause:
  
  Duplicate Alternative Name: The alternative name you are trying to assign to a resource is already assigned to another resource in the system.
  Data Entry Error: There may have been a mistake in entering the alternative name, leading to an attempt to assign a name that already exists.
  Configuration Issues: There may be issues in the configuration of resources or naming conventions that lead to conflicts.
  
  Solution:
  
  
  Check Existing Assignments:
  
  Go to the resource master data in SAP APO and check the list of resources to see if the alternative name you are trying to assign is already in use.
  You can use transaction codes like /SAPAPO/RES01 to view resource details.
  
  
  
  Change the Alternative Name:
  
  If the alternative name is already assigned to another resource, you will need to choose a different name that is not in use.
  Ensure that the new name adheres to any naming conventions your organization may have.
  
  
  
  Delete or Modify Existing Assignment:
  
  If the existing assignment of the alternative name is no longer needed, you can delete or modify that assignment to free up the name for use with the desired resource.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for guidelines on naming conventions and resource management in APO.
  
  
  
  Check for System Updates:
  
  Ensure that your SAP system is up to date, as there may be patches or updates that address known issues related to resource management.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing resources in SAP APO, such as /SAPAPO/RES01 (Resource Master Data) and /SAPAPO/RES02 (Resource Planning).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to resource assignments in the system.
  
  By following these steps, you should be able to resolve the error and successfully assign the alternative name to the desired resource.