How To Fix KW354 - Enter data or " " in the hidden or optional parameter

KW354 - Overview

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 354

• Message text: Enter data or " " in the hidden or optional parameter

What causes this issue?

Hidden or optional parameters must be filled with a value to process
correclty.

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?

Fill the corresponding parameter with a value. If you wish to enter a
space in the parameter, then use '' .

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

KW354 - Details

• The SAP error message KW354, which states "Enter data or ' ' in the hidden or optional parameter," typically occurs when a required field or parameter in a transaction or function module is not filled out correctly. This error is often related to the use of optional parameters that are expected to have a value, even if they are not mandatory.
  
  Cause:
  
  Missing Data: The most common cause is that a required field or parameter has not been filled in, or it has been left blank when it should contain a value.
  Incorrect Input: The input provided may not meet the expected format or criteria, leading to the system expecting a valid entry.
  
  Configuration Issues: Sometimes, the configuration of the transaction or the function module may require certain parameters to be filled in, even if they are marked as optional.
  
  
  Solution:
  
  Check Required Fields: Review the transaction or function module you are using and ensure that