How To Fix /SAPAPO/RRP856 - Unit &1 not yet maintained in APO

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP -

• Message number: 856

• Message text: Unit &1 not yet maintained in APO

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP856 - Unit &1 not yet maintained in APO ?

  The SAP error message /SAPAPO/RRP856 Unit &1 not yet maintained in APO typically occurs in the Advanced Planning and Optimization (APO) module of SAP when a unit of measure (UoM) that is being referenced in a planning scenario has not been defined or maintained in the APO system.
  Cause:
  
  Missing Unit of Measure: The specific unit of measure (UoM) referenced in the error message has not been set up in the APO system.
  Data Transfer Issues: If data is being transferred from SAP ERP to APO, there may be issues with the data transfer that prevent the UoM from being recognized in APO.
  Configuration Issues: The configuration settings in APO may not include the necessary UoM for the relevant planning object.
  
  Solution:
  
  
  Maintain the Unit of Measure in APO:
  
  Go to the transaction code /SAPAPO/OM (or use the relevant menu path) to maintain the unit of measure.
  Ensure that the UoM is defined in the APO system. You can do this by navigating to the relevant settings for units of measure and adding the missing UoM.
  
  
  
  Check Data Transfer:
  
  If the UoM is defined in the SAP ERP system but not in APO, ensure that the data transfer settings are correctly configured.
  Use transaction code /SAPAPO/MDM to check the master data transfer settings and ensure that the UoM is included in the transfer.
  
  
  
  Verify Configuration:
  
  Check the configuration settings in APO to ensure that the UoM is included in the relevant planning areas and that it is correctly mapped to the corresponding UoM in the ERP system.
  
  
  
  Re-run Data Transfer:
  
  If changes have been made, re-run the data transfer from SAP ERP to APO to ensure that the UoM is now recognized.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on maintaining units of measure in APO.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/OM for maintaining units of measure and /SAPAPO/MDM for master data management.
  SAP Notes: Check for any SAP Notes related to this error message for specific patches or updates that may address the issue.
  User Authorization: Ensure that you have the necessary authorizations to make changes in the APO system.
  
  By following these steps, you should be able to resolve the error message and ensure that the unit of measure is properly maintained in the APO system.