How To Fix E2235 - Choose between constants and field names

SAP Error Message - Details

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 235

• Message text: Choose between constants and field names

What causes this issue?

You flagged the foreign key as a constant foreign key by selection the
<LS>Constant</> column.
In a constant foreign key, a constant is assigned to a table field. The
value is then checked against the constant.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Delete the entries for the table and field in the foreign key field
column, or reset the constant flag.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2235 - Choose between constants and field names ?

  The SAP error message E2235, "Choose between constants and field names," typically occurs in the context of ABAP programming when there is a syntax issue in your code. This error indicates that the system is expecting either a constant or a field name, but it has encountered something that does not fit either category.
  Cause:
  
  Incorrect Syntax: The error often arises when you are trying to use a variable or an expression in a context where only constants or field names are allowed.
  Misplaced Operators: If you are using operators incorrectly or inappropriately, it can lead to this error.
  Data Type Mismatch: If the data types of the constants or field names do not match the expected types in the context of the operation, it can trigger this error.
  
  Solution:
  
  Check Syntax: Review the line of code where the error occurs. Ensure that you are using either constants or field names as required by the context.
  Use Constants or Field Names: If you are trying to use a variable, consider replacing it with a constant or a field name that is appropriate for the operation.
  Review Data Types: Ensure that the data types of the constants or field names you are using match the expected types in the operation.
  Debugging: Use the ABAP debugger to step through your code and identify the exact point where the error occurs. This can help you understand what is being passed and why it is causing the error.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for more details on syntax rules and data types.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and how they resolved them.
  Code Examples: Look for code examples that illustrate the correct usage of constants and field names in ABAP.
  
  By carefully reviewing your code and ensuring that you adhere to the syntax rules of ABAP, you should be able to resolve the E2235 error.