How To Fix OQ_C210 - Unit conversion error: trying to convert from &1 to &2

SAP Error Message - Details

• Message type: E = Error

• Message class: OQ_C - IS-Oil SSR : Message pool Fuels

• Message number: 210

• Message text: Unit conversion error: trying to convert from &1 to &2

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OQ_C210 - Unit conversion error: trying to convert from &1 to &2 ?

  The SAP error message OQ_C210, which indicates a "Unit conversion error: trying to convert from &1 to &2," typically occurs when there is an issue with converting units of measure in the system. This can happen in various contexts, such as during the processing of materials, production orders, or inventory management.
  Cause:
  
  Incompatible Units: The error usually arises when the system attempts to convert between two units of measure that are not compatible. For example, trying to convert from kilograms to liters without a defined conversion factor.
  Missing Conversion Factors: If the conversion factors between the two units are not defined in the system, the conversion cannot be performed.
  Incorrect Unit Configuration: The units of measure may not be correctly configured in the material master or other relevant master data.
  Data Entry Errors: Incorrect data entry or selection of units during transactions can also lead to this error.
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the material master (transaction code MM03) and check the units of measure defined for the material in question.
  Ensure that the conversion factors between the units are correctly defined in the system.
  
  
  
  Define Conversion Factors:
  
  If the conversion factors are missing, you can define them in the material master or through the transaction code CUNI (Unit of Measure Conversion).
  Ensure that the conversion factors are appropriate for the materials being used.
  
  
  
  Review Transaction Data:
  
  Check the transaction data where the error occurred. Ensure that the correct units of measure are being used and that they are compatible.
  If necessary, correct any data entry errors.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidance on unit conversions and configurations.
  
  
  
  Testing:
  
  After making changes, test the transaction again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, units of measure are defined in the material master and can include base units, alternative units, and sales units.
  Material Master: The material master is a central repository of information about materials in SAP, including their units of measure and conversion factors.
  Transaction Codes:
  
  MM03: Display Material Master
  CUNI: Maintain Units of Measure
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to unit conversions.
  
  If the problem persists after following these steps, it may be necessary to consult with your SAP support team or refer to SAP's support resources for further assistance.