How To Fix EU651 - Invalid parameter &

SAP Error Message - Details

• Message type: E = Error

• Message class: EU - Development Environment

• Message number: 651

• Message text: Invalid parameter &

What causes this issue?

The program recognized an irregular situation. Parameter &V1& is not
allowed.

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?

Consult your SAP adminstrator.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EU651 - Invalid parameter & ?

  The SAP error message EU651 "Invalid parameter &" typically indicates that there is an issue with a parameter being passed to a function or transaction in the SAP system. This error can occur in various contexts, such as during the execution of a report, transaction, or when calling a function module.
  Causes:
  
  Incorrect Parameter Value: The parameter being passed may not be valid or may not meet the expected criteria (e.g., wrong data type, out of range).
  Missing Parameter: A required parameter may not have been provided.
  Configuration Issues: There may be issues with the configuration settings related to the specific transaction or function.
  Custom Code: If there is custom ABAP code involved, there may be bugs or logical errors in the code that lead to this error.
  Data Issues: The data being processed may be inconsistent or corrupted.
  
  Solutions:
  
  Check Parameter Values: Review the parameters being passed to ensure they are valid and meet the expected criteria. Look for typos or incorrect values.
  Review Documentation: Consult the SAP documentation for the specific transaction or function to understand the expected parameters and their formats.
  Debugging: If you have access to the ABAP debugger, you can set breakpoints and analyze the flow of data to identify where the invalid parameter is being generated.
  Check Custom Code: If the error occurs in custom ABAP programs, review the code for any logical errors or incorrect handling of parameters.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
  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: Depending on where the error occurs, you may want to check specific transaction codes related to the functionality you are using.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues faced by other users and potential solutions.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the EU651 error and implement a solution.