How To Fix /SAPAPO/DMRES071 - Reference resource is not allowed to be the same as the resource

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 071

• Message text: Reference resource is not allowed to be the same as the resource

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES071 - Reference resource is not allowed to be the same as the resource ?

  The SAP error message /SAPAPO/DMRES071 indicates that there is an issue with the configuration of resources in the SAP Advanced Planning and Optimization (APO) module. Specifically, this error occurs when a reference resource is incorrectly set to be the same as the resource itself. 
  Cause:
  The error typically arises in the following scenarios:
  
  Configuration Error: When defining a resource in the APO system, if the reference resource is mistakenly set to the same resource, the system will throw this error.
  Data Entry Mistake: During the creation or modification of a resource, the user may inadvertently select the same resource for both the resource and the reference resource fields.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Resource Configuration:
  
  Go to the transaction code /SAPAPO/RES01 (or the relevant transaction for resource maintenance).
  Locate the resource that is causing the error.
  Review the settings for the resource, particularly the reference resource field.
  
  
  
  Modify the Reference Resource:
  
  Ensure that the reference resource is different from the resource itself. If it is currently set to the same resource, change it to a valid reference resource that is distinct from the primary resource.
  
  
  
  Save Changes:
  
  After making the necessary adjustments, save the changes and check if the error persists.
  
  
  
  Testing:
  
  After correcting the configuration, test the resource in the relevant planning scenarios to ensure that it functions correctly without triggering the error.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed information on resource configuration in APO.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/RES01 for resource maintenance and /SAPAPO/DMRES for resource-related settings.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address known issues.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.