How To Fix IWB_MPS138 - Values are identical with the root

SAP Error Message - Details

• Message type: E = Error

• Message class: IWB_MPS - Messages for Multi-Product Support

• Message number: 138

• Message text: Values are identical with the root

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IWB_MPS138 - Values are identical with the root ?

  The SAP error message IWB_MPS138 ("Values are identical with the root") typically occurs in the context of SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO) when dealing with planning data, especially in the context of planning levels or key figures.
  Cause:
  This error usually indicates that the values being processed (e.g., forecast, demand, supply) are identical to the values at a higher aggregation level (the "root"). This can happen in scenarios where:
  
  The planning data has not been properly aggregated or disaggregated.
  There are issues with the data input or configuration that lead to identical values across different levels of the planning hierarchy.
  The planning logic or calculations are not set up correctly, causing the same values to propagate through the hierarchy.
  
  Solution:
  To resolve the IWB_MPS138 error, consider the following steps:
  
  
  Check Data Input: Ensure that the data being input into the planning process is correct and varied. Look for any discrepancies or errors in the data that might lead to identical values.
  
  
  Review Aggregation and Disaggregation Logic: Verify the logic used for aggregating and disaggregating data. Ensure that the calculations are set up correctly and that they reflect the intended business logic.
  
  
  Examine Planning Levels: Check the planning levels and ensure that they are correctly defined. Make sure that the key figures at different levels are set up to allow for meaningful aggregation.
  
  
  Adjust Key Figure Settings: If applicable, review the settings for the key figures involved. Ensure that they are configured to allow for the necessary calculations and that they are not inadvertently set to produce identical values.
  
  
  Run Planning Runs: After making adjustments, run the planning process again to see if the error persists. Monitor the results to ensure that the values are now correctly differentiated.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the error message and the context in which it occurs.
  
  
  Seek Support: If the issue persists after trying the above steps, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP IBP or APO.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Training and Documentation: Review training materials or documentation related to SAP IBP/APO to better understand the planning processes and configurations.
  
  By following these steps, you should be able to identify the root cause of the IWB_MPS138 error and implement a solution to resolve it.