How To Fix MN768 - Conversion factors for units &1 and &2 faulty


SAP Error Message - Details

  • Message type: E = Error

  • Message class: MN - Message class for subsequent settlement (Purchasing)

  • Message number: 768

  • Message text: Conversion factors for units &1 and &2 faulty

  • Show details Hide details
  • What causes this issue?

    Unit &V1& was successfully converted to unit &V2&.
    The related conversion factors were also to be determined. An error
    occurred in this, the cause of which is not known.

    System Response

    The system could not determine the conversion factors. As a result, the
    conversion was cancelled.

    How to fix this error?

    Contact your system administrator who can analyze the cause of the
    error.

    Procedure for System Administrators

    This is probably due to a program error.
    The error is in function module 'MM_ARRANG_QUANTITY_CONVERSION'.
    Function module &V3& was called. This call was not successfully.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message MN768 - Conversion factors for units &1 and &2 faulty ?

    The SAP error message MN768, which states "Conversion factors for units &1 and &2 faulty," typically occurs when there is an issue with the unit of measure (UoM) conversion factors defined in the system. This can happen in various contexts, such as during the creation of material master records, when processing inventory transactions, or when performing calculations that involve different units of measure.

    Cause:

    1. Missing Conversion Factors: The conversion factors between the two units of measure (UoM) are not defined in the system.
    2. Incorrect Conversion Factors: The conversion factors that are defined may be incorrect or inconsistent.
    3. Unit of Measure Configuration: There may be issues with the configuration of the units of measure in the system.
    4. Data Inconsistencies: There could be inconsistencies in the data related to the units of measure in the material master or other related tables.

    Solution:

    1. Check Unit of Measure Configuration:

      • Go to the transaction code CUNI (Unit of Measure Conversion) in SAP.
      • Verify that the conversion factors for the units of measure in question are correctly defined.
      • If they are missing, you can create the necessary conversion entries.
    2. Review Material Master Data:

      • Use transaction code MM03 to display the material master data for the relevant material.
      • Check the units of measure assigned to the material and ensure that they are correctly configured.
    3. Correct Conversion Factors:

      • If the conversion factors are incorrect, you can update them in the same CUNI transaction.
      • Ensure that the conversion factors reflect the correct relationship between the two units of measure.
    4. Check for Data Inconsistencies:

      • Run consistency checks on the material master data to identify any discrepancies.
      • You can use transaction codes like MM02 to modify the material master if needed.
    5. Consult Documentation:

      • Refer to SAP documentation or help resources for additional guidance on unit of measure configuration and conversion factors.
    6. Contact SAP Support:

      • If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.

    Related Information:

    • Unit of Measure (UoM): A standard quantity used to measure a product or service. Common examples include kilograms, liters, pieces, etc.
    • Material Master: A central repository of information related to materials in SAP, which includes data on units of measure.
    • Transaction Codes: Familiarize yourself with relevant transaction codes such as CUNI for unit conversions, MM03 for material display, and MM02 for material changes.

    By following these steps, you should be able to resolve the MN768 error and ensure that the conversion factors for the units of measure are correctly defined in your SAP system.

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