How To Fix R7B422 - MIME type must not be initial

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 422

• Message text: MIME type must not be initial

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 R7B422 - MIME type must not be initial ?

  The SAP error message R7B422, which states "MIME type must not be initial," typically occurs in the context of SAP Web Application Server or when dealing with MIME types in the SAP system. This error indicates that a required MIME type is not specified or is empty when it should be defined.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing MIME Type: The MIME type for a specific file or resource is not defined in the system.
  Incorrect Configuration: There may be an issue with the configuration of the MIME type settings in the SAP system.
  Application Logic: The application or service that is trying to access or serve a resource is not correctly handling MIME types.
  
  Solution:
  To resolve the R7B422 error, you can take the following steps:
  
  
  Check MIME Type Configuration:
  
  Go to transaction code SICF (HTTP Service Hierarchy Maintenance).
  Navigate to the relevant service that is causing the issue.
  Check the MIME type settings for the service. Ensure that the MIME type is correctly defined and not left empty.
  
  
  
  Define Missing MIME Types:
  
  If the required MIME type is not defined, you can add it using transaction code SICM (SAP Internet Communication Manager).
  Go to the "MIME Types" section and ensure that the necessary MIME types are listed and correctly configured.
  
  
  
  Review Application Code:
  
  If you are developing or maintaining an application, review the code to ensure that it correctly specifies the MIME type when serving files or resources.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to MIME types.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on MIME type configuration and management.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, 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. They are essential for web applications to correctly handle different types of content.
  Transaction Codes: Familiarize yourself with relevant transaction codes like SICF for service maintenance and SICM for MIME type management.
  SAP Notes: Check SAP Notes for any specific notes related to MIME type issues or the R7B422 error for additional guidance.
  
  By following these steps, you should be able to identify and resolve the issue related to the R7B422 error message in your SAP system.