How To Fix APPLG204 - GP: Function module call returned an error; check call method

APPLG204 - Overview

• Message type: E = Error

• Message class: APPLG - Application Graphics Messages (Graphic Proxy Framework)

• Message number: 204

• Message text: GP: Function module call returned an error; check call method

What causes this issue?

The function module returned an error.

How to fix this error?

Check the parameter call method.

Error message extract from SAP system. Copyright SAP SE.

APPLG204 - Details

• The SAP error message APPLG204 indicates that there was an issue with a function module call in the SAP system. This error typically arises when the function module encounters an unexpected situation or an error during its execution. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Incorrect Input Parameters: The function module may be receiving incorrect or incomplete input parameters, leading to a failure in processing.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform the action.
  Data Consistency Issues: There may be inconsistencies in the data being processed, such as missing or invalid entries in the database.
  System Configuration: Configuration settings related to the function module or the application area may be incorrect or incomplete.
  Program Logic Errors: There could be bugs or logical errors in the ABAP code that calls the function module.
  
  Solutions:
  
  Check Input Parameters: Review the parameters being passed to