How To Fix MA330 - Message type already created for info structure &

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 330

• Message text: Message type already created for info structure &

What causes this issue?

A message type already exists for this information structure, and you
have not set the update indicator.

System Response

No message type is created.

How to fix this error?

Data can already be distributed via the IDOC structure because a
message type exists.
No action is necessary on your part unless you want the existing
message type to be overwritten with a new one. In this case, set the
update indicator and select <PF>Enter</> again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MA330 - Message type already created for info structure & ?

  The SAP error message MA330 ("Message type already created for info structure &") typically occurs when you are trying to create a message type for an information structure that already has an existing message type defined. This can happen in the context of Material Management (MM) or other modules where information structures are used for reporting and analysis.
  Cause:
  The error is caused by attempting to create a new message type for an info structure that already has one defined. Each info structure can only have one message type associated with it, and if you try to create another, SAP will throw this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Message Types:
  
  Go to the transaction code MC22 (Change Info Structure) or MC23 (Display Info Structure).
  Enter the info structure name that is causing the error.
  Check if a message type is already defined for that info structure.
  
  
  
  Modify Existing Message Type:
  
  If a message type already exists and you need to change it, you can modify the existing message type instead of creating a new one.
  Use the transaction code MC22 to make the necessary changes.
  
  
  
  Delete Unused Message Types:
  
  If you find that the existing message type is not needed, you can delete it using the appropriate transaction code (usually MC22).
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to info structures and message types for additional context and best practices.
  
  
  
  Contact SAP Support:
  
  If you are unsure about the changes or if the issue persists, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  
  Related Information:
  
  Info Structures: Info structures are used in SAP for reporting purposes, allowing users to analyze data based on various criteria.
  Message Types: Message types are used to define how messages are processed and displayed in the system, particularly in the context of reporting and data analysis.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MC22, MC23, and others related to info structures and message types.
  
  By following these steps, you should be able to resolve the MA330 error and continue with your work in SAP.