How To Fix R7B423 - MIME type should be selected

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 423

• Message text: MIME type should be selected

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 R7B423 - MIME type should be selected ?

  The SAP error message R7B423, which states "MIME type should be selected," typically occurs in the context of SAP Web Application Server or when dealing with MIME types in SAP's Internet Communication Framework (ICF). This error indicates that a required MIME type has not been specified or selected for a particular operation, such as when serving web content or handling file uploads/downloads.
  Cause:
  
  Missing MIME Type Configuration: The MIME type required for the operation is not defined in the SAP system.
  Incorrect Configuration: The MIME type may be incorrectly configured or not associated with the relevant content type.
  Web Application Issues: If you are developing or deploying a web application, the application may not be correctly specifying the MIME type for the content it is trying to serve.
  
  Solution:
  
  
  Define MIME Types:
  
  Go to transaction SICF (Maintain Service).
  Navigate to the relevant service or node.
  Check the MIME type settings and ensure that the required MIME type is defined.
  If it is missing, you can add it by selecting the appropriate MIME type from the list or creating a new one.
  
  
  
  Check ICF Settings:
  
  Ensure that the ICF service is activated and properly configured.
  You can check the service's properties to see if the MIME type is correctly set.
  
  
  
  Review Application Code:
  
  If you are developing a web application, ensure that the code correctly specifies the MIME type when serving content. For example, when sending a file, the correct headers should be set.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific MIME types that are commonly used and how to configure them.
  
  
  
  Testing:
  
  After making changes, test the application or service to ensure that the error is resolved.
  
  
  
  Related Information:
  
  MIME Types: MIME (Multipurpose Internet Mail Extensions) types are a way to specify the nature and format of a document, file, or assortment of bytes. Common MIME types include text/html, application/json, image/png, etc.
  SAP Notes: Check SAP Notes for any specific patches or updates related to MIME type handling in your version of SAP.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.