How To Fix R5030 - Internal error: Error in parameter &2 (&3) in function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: R5 - Regional structure

• Message number: 030

• Message text: Internal error: Error in parameter &2 (&3) in function module &1

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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Smart SAP Assistant

• What is the cause and solution for SAP error message R5030 - Internal error: Error in parameter &2 (&3) in function module &1 ?

  The SAP error message R5030, which states "Internal error: Error in parameter &2 (&3) in function module &1," typically indicates that there is an issue with the parameters being passed to a function module in the SAP system. This error can arise from various underlying causes, and resolving it often requires a systematic approach.
  Possible Causes:
  
  
  Data Issues: The parameters being passed to the function module may contain invalid or unexpected data. This could be due to data corruption, incorrect data entry, or issues with data consistency.
  
  
  Custom Code: If the function module is part of custom development, there may be bugs or logical errors in the custom code that lead to this error.
  
  
  Configuration Issues: Incorrect configuration settings in the system can lead to unexpected behavior in function modules.
  
  
  System Bugs: There may be known bugs in the version of SAP you are using that affect the function module in question.
  
  
  Authorization Issues: Sometimes, lack of proper authorizations can lead to unexpected errors when calling function modules.
  
  
  Solutions:
  
  
  Check the Parameters: Review the parameters being passed to the function module. Ensure that they are valid and conform to the expected data types and formats.
  
  
  Debugging: Use the SAP debugger to step through the code and identify where the error occurs. This can help pinpoint the exact parameter causing the issue.
  
  
  Review Custom Code: If the function module is part of custom development, review the code for any logical errors or incorrect assumptions about the data.
  
  
  Check SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that might address known issues with the function module or error message.
  
  
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  
  Consult Documentation: Review the documentation for the function module to ensure that it is being used correctly.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Module), SE80 (Object Navigator), or SE11 (Data Dictionary) to investigate the function module and its parameters.
  Debugging Tools: Familiarize yourself with debugging tools in SAP, such as the ABAP Debugger, to analyze the flow of data and identify where the error occurs.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to diagnose and resolve the R5030 error in your SAP system.