How To Fix MS604 - Internal error: Fctn &, RC = &

SAP Error Message - Details

• Message type: E = Error

• Message class: MS - SAP customer enhancement project messages

• Message number: 604

• Message text: Internal error: Fctn &, RC = &

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 MS604 - Internal error: Fctn &, RC = & ?

  The SAP error message MS604, which states "Internal error: Fctn &, RC = &", typically indicates that there is an internal issue within the SAP system related to a specific function module or process. The error message includes placeholders for the function name (Fctn) and return code (RC), which can provide more context about the specific issue.
  Causes:
  
  Function Module Issues: The error may arise from a specific function module that is not executing correctly due to coding errors, missing data, or incorrect parameters.
  Data Inconsistencies: Inconsistent or corrupted data in the database can lead to internal errors when the system tries to process it.
  Configuration Issues: Incorrect configuration settings in the system can lead to unexpected behavior and internal errors.
  System Bugs: There may be bugs in the SAP version you are using that could cause this error under certain conditions.
  Authorization Issues: Lack of proper authorizations for the user executing the function can also lead to internal errors.
  
  Solutions:
  
  Check the Function Module: Identify the function module mentioned in the error message and check its implementation for any known issues or bugs. You can use transaction SE37 to analyze the function module.
  Review Logs: Check the system logs (transaction SLG1) and short dump analysis (transaction ST22) for more detailed error messages that can provide insights into the root cause.
  Data Validation: Validate the data being processed to ensure there are no inconsistencies or missing information that could lead to the error.
  Configuration Review: Review the configuration settings related to the process that triggered the error to ensure they are set up correctly.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the details of the error, including the function name and return code.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), ST22 (Dump Analysis), and SLG1 (Application Log) to help diagnose the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to the specific module or function you are working with to understand its expected behavior and any known issues.
  
  By following these steps, you should be able to diagnose and potentially resolve the MS604 error in your SAP system.