How To Fix /AIF/CUSTOM_FUNCTION089 - Custom function type is empty; enter a valid value

/AIF/CUSTOM_FUNCTION089 - Overview

• Message type: E = Error

• Message class: /AIF/CUSTOM_FUNCTION -

• Message number: 089

• Message text: Custom function type is empty; enter a valid value

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_FUNCTION089 - Custom function type is empty; enter a valid value ?

  The SAP error message /AIF/CUSTOM_FUNCTION089 Custom function type is empty; enter a valid value typically occurs in the context of the Application Interface Framework (AIF) in SAP. This error indicates that a required field for a custom function type is not filled in, which is necessary for the system to process the request correctly.
  
  Cause:
  
  Missing Input: The error is primarily caused by the absence of a value in the custom function type field. This could happen if the user did not provide the necessary input when calling a custom function.
  
  Configuration Issues: There may be issues in the configuration of the AIF or the custom function itself, leading to the system not recognizing the function type.
  Programming Errors: If the custom function is developed using ABAP, there might be programming errors or missing logic that fails to set the function type correctly.
  
  
  Solution:
  
  Check Input Values: Ensure that the custom function type field is filled