How To Fix W3002 - Specify a MIME type

SAP Error Message - Details

• Message type: E = Error

• Message class: W3 - Messages for WebRFC

• Message number: 002

• Message text: Specify a MIME 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 W3002 - Specify a MIME type ?

  SAP Error Message:
  W3002 Specify a MIME type
  
  
  Cause:
  This warning message typically occurs when an application or process in SAP tries to handle or transfer a file or data stream without specifying the MIME (Multipurpose Internet Mail Extensions) type. The MIME type is essential to inform the system or receiving application about the nature and format of the file content (e.g., text/html, application/pdf, image/png).
  In SAP, this often happens in scenarios involving:
  
  HTTP or web service calls where the content type header is missing.
  File uploads or downloads where the MIME type is not set.
  Integration scenarios using SAP Gateway, OData services, or REST APIs.
  Email attachments or content where the MIME type is required but not provided.
  
  
  
  Solution:
  To resolve the W3002 Specify a MIME type warning, you need to ensure that the MIME type is explicitly specified wherever the content is being handled or transferred.
  Steps to fix:
  
  
  Identify the context:
  Determine where the error occurs — e.g., in an