How To Fix KW157 - Choose "X" or " " (space) as an indicator

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 157

• Message text: Choose "X" or " " (space) as an indicator

What causes this issue?

The field you chose is an indicator ("check box", "check mark"),
representing one of two situations: (marked/not marked, chosen/not
chosen).
For these fields only one convention applies for entry values:
either 'X' (marked) or ' ' (space/unmarked).
You entry ('&v1&') is not allowed.

How to fix this error?

Please enter 'X' (upper case) or ' ' (space).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KW157 - Choose "X" or " " (space) as an indicator ?

  The SAP error message KW157, which states "Choose 'X' or ' ' (space) as an indicator," typically occurs in the context of SAP's configuration or data entry processes, particularly when dealing with indicators that require a binary choice (i.e., either 'X' for yes/true or a space for no/false).
  Cause:
  This error arises when a user attempts to save or process data in a field that expects a specific indicator value, but the value provided does not meet the expected criteria. The system is prompting the user to select either 'X' (indicating a positive response or selection) or a blank space (indicating a negative response or no selection).
  Solution:
  To resolve this error, follow these steps:
  
  
  Check the Field: Identify the field that is causing the error. Ensure that you are entering either 'X' or leaving the field blank (space).
  
  
  Correct Input: If you have entered any other character or value, replace it with 'X' or a blank space as required by the context of the data entry.
  
  
  Review Documentation: If you are unsure about the context in which this indicator is used, refer to the relevant SAP documentation or user guide for the specific transaction or module you are working with.
  
  
  Consult with Colleagues: If you are still having trouble, consult with colleagues or a supervisor who may have experience with the specific transaction or configuration.
  
  
  Check Customizations: If your organization has customized the SAP system, ensure that any custom logic or validation rules are not interfering with the expected input.
  
  
  Testing: After making the necessary changes, attempt to save or process the data again to see if the error persists.
  
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes depending on the module (e.g., MM, SD, FI).
  Field Documentation: Each field in SAP typically has associated documentation that can provide insights into valid values and expected inputs.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on the correct data entry procedures to minimize the occurrence of such errors.
  
  By following these steps, you should be able to resolve the KW157 error and proceed with your SAP tasks.