How To Fix /PLMI/RCA_CALC070 - Unit conversion not possible; scaling is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/RCA_CALC -

• Message number: 070

• Message text: Unit conversion not possible; scaling is not possible

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/RCA_CALC070 - Unit conversion not possible; scaling is not possible ?

  The SAP error message /PLMI/RCA_CALC070 Unit conversion not possible; scaling is not possible typically occurs in the context of SAP's Product Lifecycle Management (PLM) or related modules when there is an issue with unit conversion during calculations. This error indicates that the system is unable to convert units due to incompatible scaling factors or missing conversion factors.
  Causes:
  
  
  Incompatible Units: The units involved in the calculation may not be compatible for conversion. For example, trying to convert between units that do not have a defined relationship (e.g., converting mass to volume without a density factor).
  
  
  Missing Conversion Factors: The necessary conversion factors for the units involved may not be defined in the system. This can happen if the unit of measure (UoM) is custom or not standard.
  
  
  Incorrect Unit Configuration: The configuration of units in the system may be incorrect, leading to issues when the system attempts to perform calculations.
  
  
  Data Entry Errors: There may be errors in the data entry where the units are incorrectly specified or not aligned with the expected units for the calculation.
  
  
  Solutions:
  
  
  Check Unit Compatibility: Review the units being used in the calculation to ensure they are compatible. If necessary, adjust the units to use compatible ones.
  
  
  Define Missing Conversion Factors: If the error is due to missing conversion factors, you may need to define these in the system. This can typically be done in the SAP configuration settings for units of measure.
  
  
  Review Unit Configuration: Check the configuration of the units in the system. Ensure that all necessary units are defined correctly and that their relationships are properly established.
  
  
  Data Validation: Validate the data being used in the calculation. Ensure that all entries are correct and that the units specified are appropriate for the context.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for guidance on unit conversions and the specific error message. This can provide insights into how to resolve the issue.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for assistance. They may provide specific guidance based on your system configuration and the context of the error.
  
  
  Related Information:
  
  Unit of Measure (UoM) Configuration: Understanding how to configure UoMs in SAP can help prevent similar issues in the future.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide updates/fixes.
  Training and Documentation: Ensure that users are trained on proper data entry and unit management to minimize errors.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the error and prevent it from occurring in the future.