How To Fix 28065 - Syntax error in class entry: expression required in form <(...)...>

SAP Error Message - Details

• Message type: E = Error

• Message class: 28 - Configuration

• Message number: 065

• Message text: Syntax error in class entry: expression required in form <(...)...>

What causes this issue?

The syntax check found an error which may be due to a syntactically
incorrect entry for a class.

System Response

The cursor shows where the error occurs.

How to fix this error?

A class is accessed via the class type and the language-independent
number of the class, for example:
(300)TV_SET
The expression at the cursor does not match this pattern. Correct your
entry for the class if necessary.
Check also other possible causes of error (messages).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 28065 - Syntax error in class entry: expression required in form <(...)...> ?

  The SAP error message 28065, which states "Syntax error in class entry: expression required in form <(...)...>", typically occurs in ABAP programming when there is a syntax issue in the definition of a class or method. This error indicates that the ABAP compiler is expecting a specific syntax structure that has not been correctly followed.
  Cause:
  
  Incorrect Syntax: The most common cause is that the syntax used in the class definition or method declaration does not conform to the expected ABAP syntax. This could be due to missing parentheses, incorrect use of operators, or other syntactical errors.
  Missing Expressions: The error suggests that an expression is required in a specific format, which means that the code might be missing a necessary component or is incorrectly structured.
  Typographical Errors: Simple typos or misplaced characters can lead to this error.
  
  Solution:
  
  Review the Code: Carefully check the class or method definition for any syntax errors. Look for missing parentheses, incorrect operators, or misplaced keywords.
  Correct Syntax: Ensure that the syntax follows the ABAP standards. For example, if you are defining a method, make sure it is structured correctly:
  METHOD method_name
    IMPORTING
      value1 TYPE data_type
      value2 TYPE data_type
    EXPORTING
      result TYPE data_type.
  
  Use the ABAP Editor: Utilize the ABAP editor's syntax check feature (by pressing Ctrl + F2 or using the menu option) to identify and correct syntax errors.
  Refer to Documentation: If you are unsure about the correct syntax, refer to the official SAP documentation or ABAP programming guidelines for examples and explanations.
  Check for Updates: If you are working in an older version of SAP, ensure that you are using the correct syntax for that version, as syntax rules may change between versions.
  
  Related Information:
  
  ABAP Syntax Reference: Familiarize yourself with the ABAP syntax reference guide, which provides detailed information on the correct syntax for various programming constructs.
  SAP Community: Engage with the SAP Community forums where you can ask questions and share experiences with other ABAP developers who may have encountered similar issues.
  Debugging Tools: Use debugging tools available in the ABAP Workbench to step through your code and identify where the syntax error occurs.
  
  By following these steps, you should be able to resolve the error message 28065 and ensure that your ABAP code is syntactically correct.