How To Fix /SCWM/LT040 - Format may only contain the characters C, N, and A

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LT -

• Message number: 040

• Message text: Format may only contain the characters C, N, and A

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 /SCWM/LT040 - Format may only contain the characters C, N, and A ?

  The SAP error message /SCWM/LT040 Format may only contain the characters C, N, and A typically occurs in the context of the SAP Extended Warehouse Management (EWM) module. This error indicates that the format of a certain field or input does not conform to the expected values, which are limited to the characters 'C', 'N', and 'A'.
  Cause:
  The error is usually triggered when:
  
  A user is trying to enter a value in a field that is expected to contain a specific format, but the input includes characters outside of the allowed set (C, N, A).
  The field in question is likely related to the handling of warehouse tasks, such as the type of handling unit or the status of a task.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Input Values: Review the input values you are trying to submit. Ensure that they only contain the characters 'C', 'N', and 'A'. For example:
  
  'C' might represent a certain type of task or handling unit.
  'N' could indicate another type.
  'A' might be used for a different classification.
  
  
  
  Refer to Documentation: Consult the SAP EWM documentation or configuration guides to understand what each character represents and how they should be used in your specific context.
  
  
  Validate Configuration: If you are a system administrator or have access to configuration settings, check the configuration of the relevant warehouse processes to ensure that they are set up correctly and that the expected formats are defined properly.
  
  
  Test with Valid Inputs: If possible, test the process with known valid inputs to confirm that the system behaves as expected when the correct format is used.
  
  
  Consult with SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for further assistance. They may provide insights specific to your system configuration or version.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to warehouse management, such as /SCWM/PRDI for production integration or /SCWM/TO for transfer orders, as they may help in troubleshooting.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing insights or solutions from other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.