How To Fix OO766 - The type information does not contain a class interface

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 766

• Message text: The type information does not contain a class interface

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO766 - The type information does not contain a class interface ?

  The SAP error message OO766, which states "The type information does not contain a class interface," typically occurs in the context of ABAP programming when there is an issue with the definition or usage of class interfaces in your code. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Missing Interface Definition: The error may arise if you are trying to use a class interface that has not been defined or is not accessible in the current context.
  Incorrect Type Declaration: If you are declaring a variable of a class type but the class does not implement the specified interface, this error can occur.
  Visibility Issues: The interface might be defined in a different package or is not visible due to access restrictions.
  Typographical Errors: There could be a typo in the interface name or the class name that is being referenced.
  
  Solutions:
  
  
  Check Interface Definition: Ensure that the interface you are trying to use is correctly defined in the system. You can do this by navigating to the interface in the ABAP Workbench (SE80 or SE11).
  
  
  Verify Class Implementation: Make sure that the class you are working with implements the interface you are trying to use. You can check this in the class definition.
  
  
  Correct Type Declarations: Review your code to ensure that the type declarations are correct. For example, if you are declaring a variable of a class type, ensure that it is declared as the correct interface type.
  INTERFACE if_example.
    METHODS method_example.
  ENDINTERFACE.
  
  CLASS cl_example DEFINITION.
    PUBLIC SECTION.
      INTERFACES if_example.
    ENDCLASS.
  
  
  Check Access and Visibility: If the interface is in a different package, ensure that the necessary authorizations and visibility settings are in place. You may need to adjust the package settings or use the appropriate INCLUDE statements.
  
  
  Review Code for Typos: Double-check your code for any typographical errors in the interface or class names.
  
  
  Recompile the Code: Sometimes, recompiling the class or interface can resolve issues related to outdated type information.
  
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP documentation for more details on class and interface definitions.
  SAP Community: Engage with the SAP Community forums for insights from other developers who may have encountered similar issues.
  Debugging Tools: Use the ABAP debugger to step through your code and identify where the error is being triggered.
  
  By following these steps, you should be able to identify and resolve the OO766 error in your SAP ABAP environment.