How To Fix /IAM/CONFIG128 - MIME type &1 is already assigned to document type

SAP Error Message - Details

• Message type: E = Error

• Message class: /IAM/CONFIG -

• Message number: 128

• Message text: MIME type &1 is already assigned to document type

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IAM/CONFIG128 - MIME type &1 is already assigned to document type ?

  The SAP error message /IAM/CONFIG128 MIME type &1 is already assigned to document type typically occurs in the context of the SAP Information Lifecycle Management (ILM) or Document Management System (DMS) when there is an attempt to assign a MIME type to a document type that has already been assigned.
  Cause:
  
  Duplicate Assignment: The MIME type you are trying to assign is already linked to another document type in the system.
  Configuration Error: There may be a misconfiguration in the MIME type settings or document type settings.
  System Constraints: The system may have constraints that prevent multiple document types from sharing the same MIME type.
  
  Solution:
  
  
  Check Existing Assignments:
  
  Go to the configuration settings for MIME types and document types in your SAP system.
  Verify which document types are currently assigned to the MIME type in question.
  
  
  
  Remove or Change Assignment:
  
  If the MIME type is already assigned to a different document type and you need it for another, consider removing the existing assignment or changing the document type that is currently using it.
  This can usually be done in the configuration settings under the relevant transaction codes (e.g., OAC0 for DMS).
  
  
  
  Use a Different MIME Type:
  
  If the MIME type is essential for the existing document type, consider using a different MIME type for the new document type you are trying to configure.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to MIME types and document types for any specific guidelines or limitations.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot resolve it through configuration changes, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  MIME Types: MIME (Multipurpose Internet Mail Extensions) types are used to specify the nature and format of a document, file, or assortment of bytes. In SAP, they are often used in the context of document management.
  Document Types: Document types in SAP are used to categorize documents and define their properties and behaviors within the system.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OAC0 (for document types) and OAC3 (for MIME types) to manage these settings effectively.
  
  By following these steps, you should be able to resolve the error message and properly configure your MIME types and document types in SAP.