How To Fix MF028 - Reservations & & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MF - MPS planning and evaluation

• Message number: 028

• Message text: Reservations & & does not exist

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MF028 - Reservations & & does not exist ?

  The SAP error message MF028 ("Reservations & & does not exist") typically occurs in the context of inventory management and production planning when the system is unable to find a reservation for a specific material or item. This can happen for various reasons, and understanding the cause and solution can help resolve the issue.
  Causes:
  
  Incorrect Reservation Number: The reservation number entered may be incorrect or does not exist in the system.
  Deleted Reservations: The reservation may have been deleted or not created properly.
  Data Synchronization Issues: There may be a delay or issue in data synchronization between different modules or systems.
  Authorization Issues: The user may not have the necessary permissions to view or access the reservation.
  Material Master Data Issues: The material may not be set up correctly in the material master, leading to issues in reservation creation.
  
  Solutions:
  
  Verify Reservation Number: Check the reservation number you are using to ensure it is correct. You can do this by navigating to the relevant transaction (e.g., MB22 for changing reservations) and searching for the reservation.
  Check Reservation Status: Use transaction codes like MB23 to display reservations and confirm whether the reservation exists or has been deleted.
  Create a New Reservation: If the reservation does not exist, you may need to create a new reservation using transaction code MB21.
  Check User Authorizations: Ensure that the user has the necessary authorizations to access and view reservations. This may require coordination with your SAP security team.
  Review Material Master Data: Check the material master data to ensure that the material is correctly set up and that all necessary fields are populated.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB21 (Create Reservation), MB22 (Change Reservation), and MB23 (Display Reservation).
  SAP Documentation: Refer to SAP Help documentation for detailed information on reservations and inventory management.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  By following these steps, you should be able to identify the cause of the MF028 error and implement a suitable solution.