How To Fix REBFRS003 - Syntax error in interface &1 (see long text)

SAP Error Message - Details

• Message type: E = Error

• Message class: REBFRS - Repository Interface

• Message number: 003

• Message text: Syntax error in interface &1 (see long text)

What causes this issue?

copied in part from message REBFRS001
The generated interface &V1& contains the following syntax error:
&V2&

System Response

For more information on the position of the error, perform the 'Check'
function for interface &V1& using the Class Builder (SE24).

How to fix this error?

Correct the template used or the settings in the class registry, and
then generate the interface again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message REBFRS003 - Syntax error in interface &1 (see long text) ?

  The SAP error message REBFRS003 indicates a syntax error in the interface specified by &1. This error typically occurs in the context of the SAP system's interface processing, such as when dealing with function modules, BAPIs, or other programmatic interfaces.
  Cause:
  
  Syntax Error in Code: The most common cause is a syntax error in the ABAP code of the interface. This could be due to missing semicolons, incorrect variable names, or other coding mistakes.
  Incompatible Data Types: If the data types of the parameters being passed to the interface do not match the expected types, it can lead to syntax errors.
  Changes in Interface Definition: If the interface has been modified (e.g., fields added or removed) and the calling program has not been updated accordingly, this can lead to syntax issues.
  Transport Issues: If the interface was transported from one system to another and there were issues during the transport, it could lead to inconsistencies.
  
  Solution:
  
  Check the Code: Review the ABAP code of the interface specified in the error message. Look for any syntax errors or inconsistencies.
  Data Type Verification: Ensure that the data types of the parameters being passed to the interface match the expected types defined in the interface.
  Update Calling Programs: If the interface has changed, ensure that all calling programs are updated to reflect these changes.
  Transport Validation: If the interface was recently transported, check the transport logs for any errors and validate that the transport was successful.
  Debugging: Use the ABAP debugger to step through the code and identify where the syntax error is occurring.
  
  Related Information:
  
  Long Text: The long text of the error message may provide additional context or specific details about the nature of the syntax error. You can access this by clicking on the message in the SAP GUI.
  Transaction Codes: You may want to use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to navigate to the interface and review its definition.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues related to this error message.
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an experienced ABAP developer for further assistance.