How To Fix /SAPAPO/STOR_MSG016 - Resource alternative &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/STOR_MSG -

• Message number: 016

• Message text: Resource alternative &1 already exists

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/STOR_MSG016 - Resource alternative &1 already exists ?

  The SAP error message /SAPAPO/STOR_MSG016 Resource alternative &1 already exists typically occurs in the SAP Advanced Planning and Optimization (APO) module when you are trying to create or modify a resource alternative that already exists in the system. This can happen during the configuration of resources in the APO system, particularly when defining production resources or planning resources.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that you are attempting to create a resource alternative with an identifier (e.g., name or code) that is already in use in the system.
  Data Migration Issues: If data has been migrated from another system or if there have been bulk uploads, it is possible that duplicates were inadvertently created.
  Incorrect Configuration: Sometimes, the configuration settings may not be correctly set, leading to attempts to create resources that conflict with existing ones.
  
  Solution:
  
  
  Check Existing Resources: 
  
  Go to the resource master data in the APO system and check if the resource alternative you are trying to create already exists. You can do this by navigating to the relevant transaction (e.g., /SAPAPO/RRP3 for resource planning) and searching for the resource alternative.
  
  
  
  Modify or Delete Existing Resource:
  
  If you find that the resource alternative already exists and you need to make changes, consider modifying the existing entry instead of creating a new one.
  If the existing resource alternative is no longer needed, you may delete it, provided that it is not being used in any active planning scenarios.
  
  
  
  Use Unique Identifiers:
  
  When creating new resource alternatives, ensure that you are using unique identifiers that do not conflict with existing entries.
  
  
  
  Data Consistency Check:
  
  If you suspect that there are inconsistencies in the data (especially after a migration), you may want to run consistency checks or data validation processes to identify and resolve any duplicates.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on managing resources in APO, as there may be additional considerations based on your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/RRP3 (Resource Planning) and /SAPAPO/RES01 (Resource Master Data) for managing resources.
  SAP Notes: Check for any SAP Notes related to resource management in APO that may provide additional insights or solutions for similar issues.
  Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error message and manage your resource alternatives effectively in SAP APO.