How To Fix VF077 - Error converting unit of measure from &1 to &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: VF - Billing

• Message number: 077

• Message text: Error converting unit of measure 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 VF077 - Error converting unit of measure from &1 to &2. ?

  The SAP error message VF077, which states "Error converting unit of measure from &1 to &2," typically occurs in the context of billing or sales order processing when there is an issue with the conversion of units of measure (UoM) between different formats or systems. This can happen in various scenarios, such as when creating invoices, sales orders, or during the processing of goods movements.
  Causes of VF077 Error
  
  
  Inconsistent Unit of Measure: The source and target units of measure may not be compatible or properly defined in the system. For example, trying to convert from a base unit to a non-base unit without a proper conversion factor.
  
  
  Missing Conversion Factors: The conversion factors between the units of measure may not be defined in the system. This can happen if the units are custom or not standard.
  
  
  Incorrect Master Data: The material master data or the customer/vendor master data may have incorrect or incomplete unit of measure settings.
  
  
  Configuration Issues: There may be issues in the configuration of the unit of measure settings in the SAP system, such as missing entries in the relevant tables.
  
  
  Data Entry Errors: Manual data entry errors can lead to incorrect unit of measure being specified in transactions.
  
  
  Solutions to VF077 Error
  
  
  Check Unit of Measure Settings:
  
  Go to the material master (transaction code MM03) and check the unit of measure settings for the relevant material. Ensure that the base unit of measure and alternative units of measure are correctly defined.
  
  
  
  Define Conversion Factors:
  
  If the conversion factors are missing, you can define them in the material master under the "Units of Measure" view. Ensure that the conversion from the source unit to the target unit is specified.
  
  
  
  Review Master Data:
  
  Check the customer or vendor master data to ensure that the units of measure are correctly defined and consistent with the material master.
  
  
  
  Configuration Review:
  
  Review the configuration settings for units of measure in the SAP system. This may involve checking the relevant customizing settings in SPRO (SAP Project Reference Object).
  
  
  
  Data Validation:
  
  Validate the data being entered in the transaction to ensure that the correct units of measure are being used.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on unit of measure conversions and related settings.
  
  
  
  Related Information
  
  
  Transaction Codes: 
  
  MM03 (Display Material), MM02 (Change Material), and MM01 (Create Material) for checking and updating material master data.
  VF01 (Create Billing Document) or VF02 (Change Billing Document) for processing billing documents.
  
  
  
  SAP Notes: 
  
  Check SAP Notes for any known issues or patches related to unit of measure conversions.
  
  
  
  User Exits and BAdIs: 
  
  If custom logic is involved, check for any user exits or BAdIs that might be affecting the unit of measure conversion process.
  
  
  
  By following these steps, you should be able to identify and resolve the VF077 error in your SAP system. If the issue persists, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.