How To Fix /SAPAPO/PRP171 - Products have different conversion factors, no total conversion

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PRP -

• Message number: 171

• Message text: Products have different conversion factors, no total conversion

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PRP171 - Products have different conversion factors, no total conversion ?

  The SAP error message /SAPAPO/PRP171 Products have different conversion factors, no total conversion typically occurs in the context of Advanced Planning and Optimization (APO) when trying to perform a planning operation that involves multiple products with different unit of measure (UoM) conversion factors. This can happen during processes like demand planning, supply planning, or when creating a production order.
  Cause:
  The error arises when:
  
  Different Conversion Factors: The products involved have different conversion factors defined in their master data. For example, if one product is measured in kilograms and another in grams, and they have different conversion factors, the system cannot perform a total conversion.
  Inconsistent UoM: The units of measure for the products are not compatible for the operation being performed.
  Planning Object Configuration: The configuration of the planning object might not allow for the conversion of quantities between different UoMs.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Product Master Data:
  
  Go to the product master data in SAP and verify the unit of measure settings for the products involved.
  Ensure that the conversion factors are correctly defined and consistent across the products.
  
  
  
  Standardize Units of Measure:
  
  If possible, standardize the units of measure for the products involved in the planning operation. This may involve changing the UoM for one or more products to ensure they match.
  
  
  
  Adjust Planning Parameters:
  
  Review the planning parameters and settings in the APO system to ensure that they allow for the conversion of quantities between different UoMs.
  
  
  
  Use Alternative Planning Strategies:
  
  If the products cannot be converted due to inherent differences, consider using alternative planning strategies that do not require total conversion.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling UoM conversions in your version of SAP APO.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists, consider reaching out to SAP support for assistance, especially if this is a recurring issue or if it affects critical business processes.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): Understanding how UoMs work in SAP is crucial. Each product can have multiple UoMs, and conversion factors define how quantities in one UoM relate to another.
  APO Configuration: Familiarize yourself with the configuration settings in APO related to product master data and planning objects.
  Master Data Management: Proper management of master data is essential to avoid issues related to UoM and conversion factors.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.