How To Fix ML007 - Please enter '_' or 'X' only

SAP Error Message - Details

• Message type: E = Error

• Message class: ML - Purchasing: Supplier Evaluation

• Message number: 007

• Message text: Please enter '_' or 'X' only

How to fix this error?

In this field you can only set or not set the indicator.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Set the indicator if you want to search for missing evaluations for
a certain criterion. Leave the field empty if you want the system to
find and list missing evaluations not only for one particular criterion
but for all criteria.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ML007 - Please enter '_' or 'X' only ?

  The SAP error message ML007 ("Please enter '_' or 'X' only") typically occurs in the context of Material Management (MM) or Logistics when a user is trying to enter a value in a field that only accepts specific characters. This error usually arises in scenarios involving the configuration of material master records, inventory management, or similar transactions.
  Cause:
  The error is triggered when the system expects a specific input format, usually a single character that can only be either an underscore (_) or an X. This is often related to fields that are meant to indicate a binary choice (e.g., yes/no, active/inactive) or a specific status.
  Solution:
  To resolve the ML007 error, follow these steps:
  
  
  Check Input Field: Ensure that you are entering either an underscore (_) or an X in the relevant field. Any other character or input will trigger this error.
  
  
  Review Field Requirements: If you are unsure about the field's requirements, refer to the documentation or help text associated with that field. It may provide additional context on what is expected.
  
  
  Consult Configuration: If you are a system administrator or have access to configuration settings, check the field's configuration in the relevant module (e.g., MM, SD). Ensure that the field is set up correctly to accept the expected values.
  
  
  User Training: If this error is occurring frequently among users, consider providing training or documentation to help them understand the input requirements for that field.
  
  
  Debugging: If the error persists and you believe the input is correct, you may need to debug the transaction or consult with your SAP support team to investigate further.
  
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes related to material management, such as MM01 (Create Material), MM02 (Change Material), or during inventory transactions.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific versions of SAP may have bugs that are documented in SAP Notes.
  User Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to resolve the ML007 error and proceed with your SAP transactions.