/GC1/MSG055 - Class &1(&2) does not implement /GC1/IF_CO_FOREIGN_USAGE

SAP Error Message - Details

• Message type: E = Error

• Message class: /GC1/MSG -

• Message number: 055

• Message text: Class &1(&2) does not implement /GC1/IF_CO_FOREIGN_USAGE

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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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.

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AnswerBot

• What is the cause and solution for SAP error message /GC1/MSG055 - Class &1(&2) does not implement /GC1/IF_CO_FOREIGN_USAGE ?

  The SAP error message /GC1/MSG055 Class &1(&2) does not implement /GC1/IF_CO_FOREIGN_USAGE typically indicates that a specific class in your SAP system is expected to implement a certain interface (/GC1/IF_CO_FOREIGN_USAGE), but it does not. This can occur in scenarios involving custom development or when using specific SAP modules that rely on certain interfaces for functionality.
  Cause:
  
  Missing Implementation: The class specified in the error message does not implement the required interface. This could be due to a missing implementation in the class definition.
  Incorrect Class Usage: The class might be used in a context where the interface is expected, but the class itself is not designed to fulfill that requirement.
  Custom Development Issues: If the class is part of a custom development, it may not have been properly coded to implement the necessary interface.
  Transport Issues: If the class was transported from another system, the transport might not have included the necessary interface implementation.
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the ABAP Workbench (SE80 or SE24) and check the class mentioned in the error message.
  Ensure that the class implements the interface /GC1/IF_CO_FOREIGN_USAGE. If it does not, you will need to add the implementation.
  
  
  
  Implement the Interface:
  
  If the class is supposed to implement the interface, you can do this by modifying the class definition to include the interface.
  Implement all the required methods defined in the interface.
  
  
  
  Review Custom Code:
  
  If this is part of a custom development, review the code to ensure that it adheres to the expected design patterns and interfaces.
  
  
  
  Check for Transport Issues:
  
  If the class was recently transported, ensure that all related objects (including the interface) were transported correctly.
  
  
  
  Consult Documentation:
  
  If this is related to a specific SAP module or enhancement, consult the relevant SAP documentation or notes for guidance on the expected implementations.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a standard SAP class.
  
  
  
  Related Information:
  
  Transaction Codes: Use SE80 (Object Navigator) or SE24 (Class Builder) to investigate the class and interface.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on the implementation of the interface.
  Debugging: If necessary, use the debugger to trace where the error occurs in the code to understand the context better.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.