How To Fix CD026 - Undefined error in function group &

SAP Error Message - Details

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 026

• Message text: Undefined error in function group &

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CD026 - Undefined error in function group & ?

  The SAP error message CD026, which states "Undefined error in function group &," typically indicates that there is an issue within a function group in the SAP system. This error can arise from various underlying causes, and resolving it may require different approaches depending on the specific context in which it occurs.
  Possible Causes:
  
  Programming Errors: There may be a bug or an unhandled exception in the ABAP code within the function group.
  Missing or Incomplete Data: The function group may be trying to process data that is missing or not properly formatted.
  Authorization Issues: The user may not have the necessary authorizations to execute the function group.
  Configuration Issues: There may be incorrect or incomplete configuration settings related to the function group.
  Transport Issues: If the function group was recently transported from another system, there may be inconsistencies or missing objects.
  
  Solutions:
  
  Debugging: Use the ABAP debugger to step through the code in the function group to identify where the error occurs. Look for unhandled exceptions or logic errors.
  Check Data: Ensure that all required data is present and correctly formatted before calling the function group.
  Review Authorizations: Verify that the user has the necessary authorizations to execute the function group. You can check this using transaction SU53 or by reviewing the user's roles and authorizations.
  Configuration Review: Check the configuration settings related to the function group to ensure they are correct and complete.
  Transport Check: If the function group was recently transported, check the transport logs for any errors or warnings. Ensure that all dependent objects are also transported correctly.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to analyze the function group and its components.
  SAP Community: Consider checking the SAP Community forums for discussions related to this error, as other users may have encountered and resolved similar issues.
  SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to diagnose and resolve the CD026 error in your SAP system.