How To Fix FM309 - Dunning data was deleted (MAHNV: & / MHNK: & / MHND: & / MAHNS: & )

SAP Error Message - Details

• Message type: E = Error

• Message class: FM - Dunning Notices

• Message number: 309

• Message text: Dunning data was deleted (MAHNV: & / MHNK: & / MHND: & / MAHNS: & )

Self-Explanatory Message

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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 FM309 - Dunning data was deleted (MAHNV: & / MHNK: & / MHND: & / MAHNS: & ) ?

  The SAP error message FM309 indicates that dunning data has been deleted for a specific customer or vendor. This message typically arises in the context of the dunning process, which is used to manage overdue receivables and send reminders to customers regarding outstanding payments.
  Cause:
  The error message FM309 can occur due to several reasons:
  
  Manual Deletion: Dunning data may have been manually deleted by a user or through a program that cleans up old or irrelevant data.
  Data Archiving: The dunning data might have been archived as part of a data management strategy, which can lead to the unavailability of the data for the dunning process.
  Configuration Issues: There may be configuration settings in the dunning program that are not aligned with the current data or business processes.
  System Errors: There could be underlying system errors or inconsistencies in the database that lead to the deletion of dunning data.
  
  Solution:
  To resolve the FM309 error, you can take the following steps:
  
  
  Check Dunning Data: Verify if the dunning data for the specified customer/vendor exists in the system. You can do this by checking the relevant tables (e.g., MAHNV, MHNK, MHND, MAHNS) to see if the records are present.
  
  
  Recreate Dunning Data: If the dunning data has been deleted, you may need to recreate it. This can typically be done by running the dunning program again for the affected customer/vendor. Use transaction code F150 to execute the dunning run.
  
  
  Review Archiving Settings: If the data was archived, check the archiving settings and policies in your SAP system. You may need to restore the archived data if it is still relevant.
  
  
  Check Configuration: Review the dunning configuration settings in the system to ensure they are set up correctly. This includes checking the dunning procedures and the parameters used in the dunning run.
  
  
  Consult Logs: Look at the application logs or system logs for any additional error messages or warnings that might provide more context about why the dunning data was deleted.
  
  
  Contact Support: If the issue persists and you cannot determine the cause, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  F150: Dunning Run
  F110: Automatic Payment Transactions
  FBL1N/FBL5N: Vendor/Customer Line Item Display
  
  
  Tables: Understand the relevant tables involved in dunning:
  
  MAHNV: Dunning data for customers
  MHNK: Dunning data for vendors
  MHND: Dunning history
  MAHNS: Dunning notices
  
  
  
  By following these steps, you should be able to diagnose and resolve the FM309 error effectively.