How To Fix WB2B2128 - Error calling method &1 of class &2. Shadow item &3|&4

WB2B2128 - Overview

• Message type: E = Error

• Message class: WB2B2 - Trading Contract (part 2)

• Message number: 128

• Message text: Error calling method &1 of class &2. Shadow item &3|&4

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 WB2B2128 - Error calling method &1 of class &2. Shadow item &3|&4 ?

  The SAP error message WB2B2128 indicates an issue related to the B2B (Business-to-Business) integration process, specifically when calling a method of a class in the context of shadow items. This error typically arises in scenarios involving the SAP Business Suite or SAP S/4HANA, particularly in the context of e-commerce or B2B transactions.
  
  Cause:
  The error message WB2B2128 can be caused by several factors, including:
  
  Incorrect Configuration: There may be misconfigurations in the B2B settings or in the specific class or method being called.
  Data Issues: The shadow item referenced in the error may not exist, or there may be inconsistencies in the data being processed.
  Authorization Issues: The user or process may not have the necessary authorizations to execute the method in question.
  System Bugs: There could be bugs in the SAP system or in the custom code that is being executed.
  
  
  Solution:
  To resolve the WB2B2128 error, you can take the following steps:
  
  Check Configuration: Review the B2B