How To Fix CBGLBC028 - Missing parameters at interface; check class &1, method &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CBGLBC - Labels Basis Components Messages

• Message number: 028

• Message text: Missing parameters at interface; check class &1, method &2

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 CBGLBC028 - Missing parameters at interface; check class &1, method &2 ?

  The SAP error message CBGLBC028 indicates that there are missing parameters in the interface of a specific class and method. This error typically arises when a method is called without providing all the required parameters, or when the parameters provided do not match the expected signature of the method.
  Cause:
  
  Missing Parameters: The method being called requires certain parameters that have not been provided.
  Incorrect Method Signature: The method signature may have changed, and the calling code has not been updated accordingly.
  Configuration Issues: There may be issues in the configuration of the class or method that lead to the parameters not being recognized.
  Custom Code: If the method is part of custom development, there may be bugs or oversight in the code.
  
  Solution:
  
  Check Method Signature: Review the method in the specified class to understand what parameters are required. You can do this by navigating to the class in the ABAP Workbench (SE80 or SE24) and checking the method definition.
  Update Calling Code: Ensure that the code calling the method provides all the required parameters. If any parameters are optional, ensure that they are being handled correctly.
  Debugging: Use the debugger to trace the execution and see where the parameters are being passed. This can help identify if the parameters are being set correctly before the method call.
  Review Documentation: If the method is part of a standard SAP class, check the SAP documentation or release notes for any changes that might have affected the method signature.
  Consult with Developers: If the method is part of custom development, consult with the developers who created or maintain the code to understand the expected parameters and any recent changes.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE24 (Class Builder) to find the class and method in question.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide guidance on similar issues.
  Community Forums: Consider searching or posting on SAP community forums (like SAP Community or Stack Overflow) for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.