How To Fix CL_SEA_MESSAGES098 - Select only one Data Type Enhancement

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_SEA_MESSAGES - Message class for SEW tool

• Message number: 098

• Message text: Select only one Data Type Enhancement

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 CL_SEA_MESSAGES098 - Select only one Data Type Enhancement ?

  The SAP error message CL_SEA_MESSAGES098 ("Select only one Data Type Enhancement") typically occurs in the context of the SAP system when you are trying to enhance a data type in a way that is not allowed. This error is often encountered during the process of creating or modifying data type enhancements in the SAP system, particularly when working with the ABAP Dictionary or when using the Enhancement Framework.
  Cause:
  The error is triggered when the system detects that multiple data type enhancements have been selected or attempted at the same time, which is not permitted. This can happen if:
  
  You have selected more than one enhancement option for a data type.
  There is a misunderstanding in the enhancement process, leading to multiple selections.
  The system is configured to allow only a single enhancement for a specific data type.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Review Your Selections: Go back to the enhancement screen and ensure that you have selected only one data type enhancement. Deselect any additional enhancements that may have been inadvertently selected.
  
  
  Check for Conflicts: If you are working in a team or have multiple enhancements being developed, check if there are any conflicting enhancements that might be causing the issue.
  
  
  Consult Documentation: Refer to the SAP documentation or help resources related to data type enhancements to ensure you are following the correct procedure.
  
  
  Use Transaction Codes: If you are using transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator), ensure that you are in the correct mode for enhancing data types.
  
  
  Debugging: If the issue persists, consider debugging the enhancement process to identify where the multiple selections are being made.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  Related Information:
  
  Enhancement Framework: Familiarize yourself with the SAP Enhancement Framework, which allows for the modification and enhancement of standard SAP applications without modifying the original code.
  Data Dictionary: Understanding the SAP Data Dictionary (SE11) is crucial, as it is where data types and their enhancements are defined and managed.
  SAP Community: Engage with the SAP Community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  If you continue to experience difficulties, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.