How To Fix WV604 - Function module &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WV - Messages about Sales Price Calculation

• Message number: 604

• Message text: Function module &1 does not exist

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 WV604 - Function module &1 does not exist ?

  The SAP error message WV604 indicates that a function module specified in your program or configuration does not exist in the SAP system. This can occur for several reasons, and understanding the cause is essential for finding a solution. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Typographical Error: The name of the function module may have been misspelled in the code or configuration.
  Missing Function Module: The function module may not have been created or activated in the system.
  Transport Issues: If the function module was recently transported from another system, it may not have been imported correctly.
  Version Mismatch: The function module may exist in a different version of the SAP system but not in the current one.
  Authorization Issues: The user may not have the necessary authorizations to access the function module.
  
  Solutions:
  
  Check Spelling: Verify the spelling of the function module name in your code or configuration. Ensure that it matches exactly with the name in the system.
  Function Module Existence: Use transaction code SE37 (Function Builder) to check if the function module exists. If it does not, you may need to create it or find out why it is missing.
  Transport Management: If the function module was supposed to be transported, check the transport logs to ensure it was successfully imported. You may need to re-import the transport request.
  System Version: If you are working in a different SAP system (e.g., development vs. production), ensure that the function module exists in that specific system.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module. You can check this with transaction SU53 after the error occurs.
  Debugging: If you have access to debugging tools, you can set breakpoints in the code to see where the error is triggered and gather more context.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module or error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review the documentation for the function module to understand its purpose and any dependencies it may have.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the WV604 error and implement an appropriate solution.