How To Fix /SAPAPO/DMRES188 - Unit does not correspond to the speed dimension

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 188

• Message text: Unit does not correspond to the speed dimension

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES188 - Unit does not correspond to the speed dimension ?

  The SAP error message /SAPAPO/DMRES188 indicates that there is a mismatch between the unit of measure used for a resource and the speed dimension defined for that resource in the SAP Advanced Planning and Optimization (APO) module. This error typically arises in the context of production planning and scheduling when the system is trying to calculate resource utilization or capacity based on the defined speed.
  Cause:
  
  Unit of Measure Mismatch: The unit of measure assigned to the resource does not match the expected unit for the speed dimension. For example, if the speed is defined in units per hour, but the resource is defined in units per minute, this discrepancy will trigger the error.
  Configuration Issues: Incorrect configuration in the resource master data or in the planning book settings can lead to this error.
  Data Inconsistencies: There may be inconsistencies in the data entered for the resource, such as incorrect speed settings or unit definitions.
  
  Solution:
  
  
  Check Resource Master Data:
  
  Go to the resource master data in SAP APO and verify the unit of measure assigned to the resource.
  Ensure that the speed dimension is defined correctly and corresponds to the unit of measure used for the resource.
  
  
  
  Adjust Speed Dimension:
  
  If the speed dimension is incorrectly defined, adjust it to match the unit of measure of the resource. This can be done in the resource settings within the APO system.
  
  
  
  Review Planning Book Settings:
  
  Check the planning book settings to ensure that the units of measure and speed dimensions are consistent across all relevant settings.
  
  
  
  Data Consistency Check:
  
  Perform a data consistency check to identify any other potential issues that may be causing the error. This can include checking for any missing or incorrect entries in the resource data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on configuring resources and speed dimensions in APO.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the changes by running the planning process again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resource configuration in APO.
  Training and Documentation: Consider reviewing training materials or documentation related to resource planning and configuration in SAP APO to better understand how to set up resources and speed dimensions correctly.
  Support: If the issue persists after troubleshooting, consider reaching out to SAP support or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the /SAPAPO/DMRES188 error and ensure that your resource configurations are set up correctly in SAP APO.