How To Fix LOP170 - Invalid parameters were transferred to function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 170

• Message text: Invalid parameters were transferred to 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 LOP170 - Invalid parameters were transferred to function module &1 ?

  The SAP error message LOP170, which states "Invalid parameters were transferred to function module &1," typically indicates that there is an issue with the parameters being passed to a specific function module in the SAP system. This can occur in various contexts, such as during the execution of a program, report, or transaction that relies on a particular function module.
  Causes:
  
  Incorrect Parameter Values: The parameters being passed to the function module may not meet the expected data types, lengths, or formats.
  Missing Required Parameters: Some required parameters may not have been provided, leading to the function module being unable to execute properly.
  Data Type Mismatch: The data types of the parameters do not match what the function module expects (e.g., passing a string where a numeric value is expected).
  Custom Code Issues: If the function module is being called from custom ABAP code, there may be bugs or logical errors in the code.
  Configuration Issues: In some cases, configuration settings related to the function module may be incorrect or incomplete.
  
  Solutions:
  
  Check Parameter Values: Review the parameters being passed to the function module. Ensure that they are valid and conform to the expected data types and formats.
  Review Function Module Documentation: Look at the documentation for the function module (using transaction SE37 or SE80) to understand the expected parameters and their requirements.
  Debugging: If you have access to the ABAP debugger, you can set breakpoints in the code that calls the function module to inspect the values of the parameters being passed.
  Error Handling: Implement error handling in your code to catch and manage exceptions that may arise from invalid parameters.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues with the function module in question.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE37 (Function Builder) to analyze the function module and its parameters.
  ABAP Development: If you are a developer, ensure that you are familiar with ABAP programming practices, especially when dealing with function modules.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and to share solutions.
  
  By following these steps, you should be able to identify and resolve the cause of the LOP170 error in your SAP system.