How To Fix CLB2101 - Method class is not supplied at method &1, version &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB2 - SAIL: Common messages

• Message number: 101

• Message text: Method class is not supplied at method &1, version &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 CLB2101 - Method class is not supplied at method &1, version &2 ?

  The SAP error message CLB2101 indicates that a method in a class is being called without the necessary class or method parameters being supplied. This typically occurs in the context of ABAP programming when invoking methods of a class, and it suggests that the method call is missing required information.
  Cause:
  
  Missing Class or Method Parameters: The error usually arises when a method is called without specifying the class or the method name correctly.
  Incorrect Method Signature: The method being called may have a signature that requires certain parameters that are not being provided.
  Versioning Issues: If the method has been changed in a newer version, and the calling code has not been updated accordingly, this can lead to the error.
  Dynamic Method Calls: If you are using dynamic method calls (e.g., using CALL METHOD), ensure that the method name and class are correctly specified.
  
  Solution:
  
  Check Method Call: Review the code where the method is being called. Ensure that the class name and method name are correctly specified.
  Verify Parameters: Make sure that all required parameters for the method are being passed correctly. Check the method signature in the class definition.
  Update Code: If the method has been modified or if you are using an outdated version of the class, update your code to match the current method signature.
  Debugging: Use debugging tools to trace the execution and identify where the method call is failing. This can help pinpoint the exact location and reason for the error.
  Documentation: Refer to the SAP documentation for the specific class and method to understand the expected parameters and usage.
  
  Related Information:
  
  ABAP Documentation: Check the official SAP documentation for the class and method you are working with to understand the expected parameters and usage.
  SAP Notes: Look for any relevant SAP Notes that might address known issues or provide additional guidance on this error.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups for insights from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the CLB2101 error and implement a solution to resolve it.