How To Fix /MOC/OBJECT257 - Attachment not added;MIME type &1 not allowed for document type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /MOC/OBJECT -

• Message number: 257

• Message text: Attachment not added;MIME type &1 not allowed for document type &2

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 /MOC/OBJECT257 - Attachment not added;MIME type &1 not allowed for document type &2 ?

  The SAP error message /MOC/OBJECT257 Attachment not added; MIME type &1 not allowed for document type &2 indicates that there is an issue with the attachment you are trying to add to a document in SAP. Specifically, the MIME type of the file you are attempting to attach is not permitted for the specified document type.
  Cause:
  
  MIME Type Restriction: Each document type in SAP can have specific MIME types that are allowed. If the file you are trying to attach has a MIME type that is not included in the allowed list for that document type, you will encounter this error.
  Document Type Configuration: The configuration for the document type may not include the MIME type of the file you are trying to attach.
  File Format: The file format you are trying to upload may not be supported by the system for that particular document type.
  
  Solution:
  
  
  Check Allowed MIME Types:
  
  You can check the allowed MIME types for the specific document type in the SAP configuration. This is usually done in the transaction code OAC0 (for Document Management System settings).
  Navigate to the document type settings and review the allowed MIME types.
  
  
  
  Change the File Format:
  
  If the file format is not supported, consider converting the file to a supported format that has an allowed MIME type.
  
  
  
  Update Document Type Configuration:
  
  If you have the necessary authorizations, you can add the required MIME type to the document type configuration. This typically involves:
  
  Accessing the document type settings in the DMS configuration.
  Adding the MIME type to the list of allowed types for that document type.
  
  
  
  
  
  Consult with SAP Basis or Security Team:
  
  If you do not have the necessary permissions to change the configuration, you may need to consult with your SAP Basis or security team to make the required changes.
  
  
  
  Related Information:
  
  MIME Types: MIME (Multipurpose Internet Mail Extensions) types are a way to describe the content type of a file. Common MIME types include application/pdf for PDF files, image/jpeg for JPEG images, etc.
  Document Management System (DMS): SAP DMS is a component that allows for the management of documents and attachments within the SAP environment. Understanding how DMS works can help in troubleshooting issues related to document attachments.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OAC0 for document type configuration and OAC3 for managing document types.
  
  By following these steps, you should be able to resolve the error and successfully attach the document.