How To Fix SA657 - Now specify the target function

SAP Error Message - Details

• Message type: E = Error

• Message class: SA -

• Message number: 657

• Message text: Now specify the target function

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SA657 - Now specify the target function ?

  The SAP error message SA657 ("Now specify the target function") typically occurs in the context of SAP's function module or BAPI (Business Application Programming Interface) calls, particularly when a function module is expected to be specified but is not provided.
  Cause:
  
  Missing Function Specification: The error usually arises when a function module or BAPI is called without specifying the target function that it should execute.
  Incorrect Configuration: There may be a configuration issue in the system where the target function is not properly defined or linked.
  Programming Error: If you are working with custom ABAP code, there might be a programming error where the function is not being passed correctly.
  
  Solution:
  
  Specify the Target Function: Ensure that the function module or BAPI you are trying to call is correctly specified in your code. Check the parameters being passed to the function.
  Check Configuration: If you are using a standard SAP function, verify that the configuration settings are correct and that the function is available in the system.
  Debugging: If you are a developer, use the ABAP debugger to step through the code and identify where the function is not being specified. Look for any missing parameters or incorrect logic.
  Consult Documentation: Refer to the SAP documentation for the specific function module or BAPI you are using to ensure you are using it correctly.
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding this error message, as there may be patches or updates that address the issue.
  
  Related Information:
  
  Function Modules and BAPIs: Understanding how to work with function modules and BAPIs in SAP is crucial. Familiarize yourself with the parameters and expected inputs for the functions you are using.
  SAP Community: Engage with the SAP Community forums to see if others have encountered the same issue and what solutions they found.
  Error Handling: Implement proper error handling in your ABAP code to catch and manage such errors gracefully.
  
  If you continue to experience issues, consider reaching out to your SAP Basis or development team for further assistance.