How To Fix /SAPAPO/DMRES093 - One or more resources are already assigned to the model

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 093

• Message text: One or more resources are already assigned to the model

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/DMRES093 - One or more resources are already assigned to the model ?

  The SAP error message /SAPAPO/DMRES093 indicates that one or more resources are already assigned to the model you are trying to work with in SAP Advanced Planning and Optimization (APO). This typically occurs when you attempt to assign resources to a planning model that already has those resources assigned, which can lead to conflicts or inconsistencies in the planning process.
  Cause:
  
  Duplicate Resource Assignment: The most common cause is that the resources you are trying to assign to the model are already assigned to it or to another model.
  Model Configuration: The model may have been configured in a way that restricts the assignment of certain resources.
  Data Integrity Issues: There may be issues with the data integrity in the system, such as inconsistencies in the resource definitions or model configurations.
  
  Solution:
  
  
  Check Resource Assignments: 
  
  Go to the model configuration in SAP APO and check the list of resources already assigned to the model. 
  If the resources you are trying to assign are already listed, you will need to either remove them from the current assignment or choose different resources.
  
  
  
  Remove Existing Assignments:
  
  If you determine that the resources should not be assigned to the model, you can remove them from the current assignment. This can usually be done in the model configuration settings.
  
  
  
  Review Model Settings:
  
  Ensure that the model settings allow for the assignment of the resources you are trying to add. Check for any restrictions or settings that may prevent the assignment.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to resource assignment in APO for any specific guidelines or limitations.
  
  
  
  Check for Locks:
  
  Sometimes, resources may be locked by another user or process. Ensure that no other transactions are currently using the resources you are trying to assign.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO, such as /SAPAPO/DMRES for resource management.
  SAP Notes: Search for SAP Notes related to this error message for additional troubleshooting steps or patches.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to resource assignments in the model.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.