How To Fix HDS055 - Class &1 implemenets interface &2

SAP Error Message - Details

• Message type: E = Error

• Message class: HDS - HDS Message Class

• Message number: 055

• Message text: Class &1 implemenets interface &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message HDS055 - Class &1 implemenets interface &2 ?

  The SAP error message HDS055 typically indicates that there is an issue with the implementation of a class in relation to an interface. This error can occur in various contexts, such as when working with ABAP classes and interfaces in the SAP system.
  Cause:
  The error message HDS055 "Class &1 implements interface &2" usually arises due to one of the following reasons:
  
  
  Missing Method Implementations: The class that is supposed to implement the specified interface does not implement all the required methods defined in that interface.
  
  
  Incorrect Method Signatures: The methods implemented in the class do not match the signatures defined in the interface. This includes differences in parameter types, return types, or method names.
  
  
  Class Activation Issues: The class may not be activated properly, which can lead to inconsistencies in the implementation.
  
  
  Inheritance Issues: If the class is inheriting from another class that also implements the interface, there may be conflicts or missing implementations.
  
  
  Solution:
  To resolve the HDS055 error, you can follow these steps:
  
  
  Check Interface Definition: Review the interface definition to understand the methods that need to be implemented.
  
  
  Implement Missing Methods: Ensure that all methods defined in the interface are implemented in the class. If any methods are missing, add them to the class.
  
  
  Verify Method Signatures: Check that the method signatures in the class match those defined in the interface. Pay attention to parameter types, return types, and method names.
  
  
  Activate the Class: If the class is not activated, activate it in the ABAP Workbench (SE80 or SE11) to ensure that all changes are recognized by the system.
  
  
  Check for Inheritance: If the class inherits from another class, ensure that the inherited methods are correctly implemented or overridden.
  
  
  Use the ABAP Editor: Use transaction SE24 (Class Builder) to check the class and interface definitions, and make necessary adjustments.
  
  
  Related Information:
  
  Transaction Codes: SE24 (Class Builder), SE80 (Object Navigator), SE11 (Data Dictionary).
  Documentation: Refer to SAP Help documentation for more details on ABAP classes and interfaces.
  Debugging: If the issue persists, consider using the debugger to trace the execution and identify where the implementation is failing.
  
  By following these steps, you should be able to resolve the HDS055 error and ensure that your class correctly implements the specified interface.