How To Fix /AIF/CUSTOM_FUNCTION093 - Message ID &1/message number &2 does not exist in message class buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/CUSTOM_FUNCTION -

• Message number: 093

• Message text: Message ID &1/message number &2 does not exist in message class buffer

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 /AIF/CUSTOM_FUNCTION093 - Message ID &1/message number &2 does not exist in message class buffer ?

  The SAP error message /AIF/CUSTOM_FUNCTION093 indicates that a specific message ID and message number do not exist in the message class buffer. This typically occurs in the context of the Application Interface Framework (AIF) when the system is trying to retrieve a message that has not been defined or is not available in the message class.
  Cause:
  
  Missing Message Definition: The message ID and number specified in the error do not exist in the message class. This could be due to a missing entry in the message class or an incorrect message ID/number being referenced in the code.
  Buffer Issues: The message class buffer may not have been updated or refreshed, leading to the system not being able to find the message.
  Custom Development: If this error arises from custom development, it may indicate that the developer did not properly define the message in the message class.
  
  Solution:
  
  
  Check Message Class:
  
  Go to transaction SE91 (Message Class Maintenance) and check if the message ID and number exist in the specified message class.
  If they do not exist, you may need to create a new message entry with the appropriate text.
  
  
  
  Refresh Message Buffer:
  
  Sometimes, the message buffer may need to be refreshed. You can do this by using transaction SE38 or SA38 and executing the report RS_MESSAGE_BUFFER to refresh the message buffer.
  
  
  
  Review Custom Code:
  
  If the error is coming from custom code, review the code to ensure that the correct message ID and number are being referenced. Make sure that the message is defined in the message class being used.
  
  
  
  Transport Issues:
  
  If the message was recently transported from another system, ensure that the transport was successful and that all necessary objects were included.
  
  
  
  Check for System Updates:
  
  Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes related to message handling.
  
  
  
  Related Information:
  
  Message Classes: In SAP, message classes are used to manage messages that can be displayed to users. Each message class can contain multiple messages identified by a unique message number.
  AIF Configuration: If you are working with AIF, ensure that your AIF configuration is correct and that all necessary message classes are properly defined.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.