How To Fix 5D405 - Enter "W" or "E"

SAP Error Message - Details

• Message type: E = Error

• Message class: 5D - Error Messages for German Infotype Module Pools

• Message number: 405

• Message text: Enter "W" or "E"

What causes this issue?

You have entered a value other than 'W' (west) or 'O' (east).

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?

Enter 'W' or 'O'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5D405 - Enter "W" or "E" ?

  The SAP error message 5D405, which prompts the user to "Enter 'W' or 'E'," typically occurs in the context of certain transactions or processes where the system expects a specific input to determine the type of action to be taken. The letters "W" and "E" usually stand for "Write" and "Edit," respectively, indicating that the system is asking the user to specify whether they want to write new data or edit existing data.
  Cause:
  
  Missing Input: The error arises when the user fails to provide the required input (either "W" or "E") in a field that expects this information.
  Incorrect Transaction Flow: The user may be in a transaction that requires a specific mode of operation (write or edit) but has not selected one.
  Configuration Issues: There may be issues with the configuration of the transaction or program that leads to this prompt.
  
  Solution:
  
  Provide Input: When prompted with the error message, simply enter "W" if you want to write new data or "E" if you want to edit existing data, and then proceed with the transaction.
  Check Transaction Steps: Review the steps you are taking in the transaction to ensure you are following the correct process and providing all necessary inputs.
  Consult Documentation: If you are unsure about the context in which this error occurs, refer to the relevant SAP documentation or user guides for the specific transaction you are working with.
  Contact Support: If the issue persists or if you believe it is due to a configuration problem, contact your SAP support team or system administrator for further assistance.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context, such as those related to data entry, configuration, or reporting.
  User Roles: Ensure that your user role has the necessary permissions to perform the action you are attempting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific transaction or module you are using.
  
  By following these steps, you should be able to resolve the error and continue with your work in SAP.