How To Fix C5009 - Internal error in function module & &

SAP Error Message - Details

• Message type: E = Error

• Message class: C5 - Master Recipe

• Message number: 009

• Message text: Internal error in function module & &

What causes this issue?

An internal program error occurred in the specified function module.
This error could not be corrected.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C5009 - Internal error in function module & & ?

  The SAP error message C5009, which indicates an "Internal error in function module & &," typically arises from issues within the SAP system that are not directly related to user input or configuration. This error can occur in various contexts, such as during data processing, report generation, or when executing specific transactions.
  Causes:
  
  System Bugs: The error may be due to a bug in the SAP software or a specific function module that is not functioning as intended.
  Data Inconsistencies: Corrupted or inconsistent data in the database can lead to unexpected behavior in function modules.
  Configuration Issues: Incorrect configuration settings or missing parameters can trigger internal errors.
  Memory Issues: Insufficient memory or system resources can cause function modules to fail.
  Transport Issues: Problems with transport requests that have not been properly imported can lead to inconsistencies in the system.
  
  Solutions:
  
  Check SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that address the specific function module or error message. SAP frequently releases patches and updates to fix known issues.
  Debugging: If you have access to debugging tools, you can analyze the function module to identify the root cause of the error. This may require technical expertise.
  Data Consistency Check: Run consistency checks on the relevant data to ensure there are no corrupt entries. Tools like transaction codes SE11 (Data Dictionary) or SE14 (Database Utility) can be helpful.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Memory and Performance: Monitor system performance and memory usage. If the system is under heavy load, consider optimizing performance or increasing resources.
  Re-import Transport Requests: If the error occurred after a transport, consider re-importing the transport request or checking for any missing objects.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the function module name and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) to investigate the issue further.
  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 the official SAP documentation for the specific module or function you are working with to understand its expected behavior and configuration.
  
  By following these steps, you should be able to diagnose and potentially resolve the C5009 error in your SAP system.