How To Fix ICL_H020 - Required parameters of function module (&1) are not available

SAP Error Message - Details

• Message type: E = Error

• Message class: ICL_H - Health Insurance

• Message number: 020

• Message text: Required parameters of function module (&1) are not available

What causes this issue?

Function module &v1& cannot be called because the parameters required
for execution of the function module are not available.

System Response

The system cancels execution of the function module.

How to fix this error?

Try to reproduce this error message and report it to your system
administration along with details on the procedure you followed.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ICL_H020 - Required parameters of function module (&1) are not available ?

  The SAP error message ICL_H020 indicates that required parameters for a function module are not available. This typically occurs when a function module is called without the necessary input parameters, or when the parameters are not properly initialized or passed.
  Cause:
  
  Missing Parameters: The function module being called requires certain parameters that are not being provided.
  Incorrect Configuration: The configuration settings for the function module may not be set up correctly, leading to missing parameters.
  Data Issues: The data being processed may not be complete or may not meet the requirements of the function module.
  Custom Code: If there is custom code involved, it may not be handling the parameters correctly.
  
  Solution:
  
  Check Function Module Documentation: Review the documentation for the specific function module to identify the required parameters and ensure they are being passed correctly.
  Debugging: Use the SAP debugger to trace the execution of the program and identify where the parameters are missing. Check the values being passed to the function module.
  Initialization: Ensure that all required parameters are properly initialized before the function module is called.
  Configuration Review: If the function module is part of a configuration, review the configuration settings to ensure they are correct and complete.
  Error Handling: Implement error handling in the code to manage situations where parameters may not be available, providing fallback values or error messages as needed.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional guidance.
  
  Related Information:
  
  Function Module Name: The error message includes a placeholder (&1) that will be replaced with the actual name of the function module that is causing the issue. This is crucial for troubleshooting.
  Transaction Codes: Depending on the context, you may want to check transaction codes related to the function module or the area of the application where the error occurs.
  SAP Community: Consider searching or posting in the SAP Community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.