How To Fix MA406 - No existing assignments for event &

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 406

• Message text: No existing assignments for event &

What causes this issue?

You have tried to display the existing info structure assignments for
this event, but none has been created.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter assignment data with <LS>Goto -> Assignment</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MA406 - No existing assignments for event & ?

  The SAP error message MA406 ("No existing assignments for event &") typically occurs in the context of Material Management (MM) or Production Planning (PP) modules when there is an attempt to access or process an event that does not have any existing assignments in the system. This can happen in various scenarios, such as when trying to create or modify a production order, a material document, or during the execution of certain transactions.
  Causes:
  
  Missing Assignments: The event you are trying to access does not have any assignments in the system. This could be due to a lack of configuration or data entry.
  Incorrect Event Type: The event type you are trying to use may not be correctly set up or may not exist in the system.
  Data Inconsistency: There may be inconsistencies in the data that prevent the system from recognizing the event assignments.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or process the event assignments.
  
  Solutions:
  
  Check Event Configuration: Verify that the event you are trying to access is correctly configured in the system. This includes checking the event type and ensuring that it has the necessary assignments.
  Create Assignments: If there are no existing assignments, you may need to create them. This can involve entering the necessary data in the relevant configuration or master data settings.
  Review Data Entries: Ensure that all relevant data entries are complete and accurate. This includes checking for any missing or incorrect information that could lead to the error.
  Authorization Check: Ensure that the user has the necessary authorizations to access the event and its assignments. If not, contact your SAP security administrator to grant the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the event you are working with. This can provide insights into the expected configuration and data requirements.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to check or modify event assignments (e.g., MM02 for material master, CO01 for production orders).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional troubleshooting steps or fixes.
  Support Forums: Consider visiting SAP community forums or support channels where other users may have encountered similar issues and shared their solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.