How To Fix MA823 - Forecast start date comes before original start date (&)

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 823

• Message text: Forecast start date comes before original start date (&)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MA823 - Forecast start date comes before original start date (&) ?

  The SAP error message MA823 indicates that there is a discrepancy between the forecast start date and the original start date in the system. This typically occurs in the context of materials management and forecasting, particularly when dealing with material requirements planning (MRP) or demand planning.
  Cause:
  The error arises when the forecast start date is set to a date that is earlier than the original start date of the planning or forecasting period. This can happen due to:
  
  Incorrect Date Configuration: The forecast start date may have been manually entered incorrectly.
  Data Migration Issues: If data was migrated from another system, the dates may not have been aligned properly.
  Changes in Planning Parameters: Changes in planning parameters or settings that affect the forecast dates can lead to this error.
  Master Data Issues: The material master data may have inconsistencies or incorrect settings.
  
  Solution:
  To resolve the MA823 error, you can take the following steps:
  
  
  Check Dates: Verify the forecast start date and the original start date in the relevant planning or forecasting transaction. Ensure that the forecast start date is not earlier than the original start date.
  
  
  Adjust Dates: If the forecast start date is incorrect, adjust it to a date that is equal to or later than the original start date.
  
  
  Review Master Data: Check the material master data for any inconsistencies. Ensure that all relevant dates are correctly set.
  
  
  Data Migration Review: If the issue arose after a data migration, review the migration process to ensure that all dates were transferred correctly.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the transaction or module you are working with.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MD61 (Create Forecast) or MD62 (Change Forecast) to check and modify forecast data.
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles: Ensure that you have the necessary permissions to make changes to forecast data and master data.
  
  By following these steps, you should be able to identify the cause of the MA823 error and implement a solution to resolve it.