How To Fix SO577 - Error calling FM <&> in <&> with SY-SUBRC <&>

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 577

• Message text: Error calling FM <&> in <&> with SY-SUBRC <&>

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SO577 - Error calling FM <&> in <&> with SY-SUBRC <&> ?

  The SAP error message SO577 typically indicates that there was an issue when calling a function module (FM) in the SAP system. The message format is as follows:
  SO577 Error calling FM <Function Module Name> in <Program Name> with SY-SUBRC <Return Code>
  Cause
  The error can occur due to various reasons, including but not limited to:
  
  Function Module Issues: The function module being called may not exist, may be inactive, or may have been modified in a way that it no longer functions correctly.
  Parameter Issues: Incorrect or missing parameters being passed to the function module can lead to errors.
  Authorization Issues: The user executing the program may not have the necessary authorizations to call the function module.
  Data Issues: The data being processed may not meet the expected format or constraints required by the function module.
  System Configuration: There may be configuration issues in the system that affect the execution of the function module.
  
  Solution
  To resolve the SO577 error, you can take the following steps:
  
  
  Check Function Module: Verify that the function module exists and is active. You can do this by using transaction SE37 (Function Builder) to check the status of the function module.
  
  
  Review Parameters: Ensure that all required parameters are being passed correctly to the function module. Check the documentation of the function module for the expected input and output parameters.
  
  
  Check Authorizations: Make sure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 to analyze authorization issues.
  
  
  Debugging: If you have access to debugging tools, you can set a breakpoint in the program that is calling the function module to see what values are being passed and what the return code (SY-SUBRC) is indicating.
  
  
  Check Return Code: The SY-SUBRC value can provide insight into what went wrong. Common return codes include:
  
  0: Success
  1: Warning
  2: Error
  Other values may indicate specific issues based on the function module's documentation.
  
  
  
  Consult Documentation: Look at the SAP documentation for the specific function module to understand its behavior and any known issues.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  Related Information
  
  Transaction Codes: SE37 (Function Module), SE80 (Object Navigator), SE11 (Data Dictionary), SU53 (Authorization Check).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues with the specific function module or error message.
  Community Forums: Check SAP Community or other forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the SO577 error in your SAP system.