How To Fix W_DSD_01020 - Wrong parameters when calling function &1

W_DSD_01020 - Overview

• Message type: E = Error

• Message class: W_DSD_01 - Global message class for DSD

• Message number: 020

• Message text: Wrong parameters when calling function &1

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message W_DSD_01020 - Wrong parameters when calling function &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  W_DSD_01020 Wrong parameters when calling function &1
  
  
  Cause:
  This warning message occurs when a function module is called with incorrect or inappropriate parameters. The function module expects certain parameters (importing, exporting, changing, or tables parameters) with specific data types, lengths, or values, but the calling program provides parameters that do not match these expectations.
  Common causes include:  
  
  Missing mandatory parameters.  
  Parameters passed with wrong data types or lengths.  
  Parameters passed in the wrong sequence (less common, as SAP function calls are usually named parameters).  
  Passing empty or initial values where the function expects filled values.  
  Using obsolete or incorrect function module interface.  
  Calling a function module with parameters that are not supported in the current SAP system version or patch level.
  
  
  
  Solution:
  
  
  Check the Function Module Interface:  
  
  Use transaction SE37 to display the function module &1 (the