How To Fix ATP_VDM_VALIDATION000 - Name contains the following illegal characters: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_VDM_VALIDATION - ATP VDM validation messages

• Message number: 000

• Message text: Name contains the following illegal characters: &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ATP_VDM_VALIDATION000 - Name contains the following illegal characters: &1 ?

  The SAP error message ATP_VDM_VALIDATION000 indicates that a name or identifier you are trying to use contains illegal characters. The placeholder &1 in the message will typically be replaced by the specific illegal character(s) that are causing the issue.
  Cause:
  This error usually occurs when:
  
  You are trying to create or modify an object (like a material, customer, vendor, etc.) and the name or identifier includes characters that are not allowed by SAP standards.
  The illegal characters can include special characters (like &, %, $, #, etc.), spaces, or other non-alphanumeric characters that are not permitted in the naming conventions of the specific object you are working with.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Illegal Character: Check the error message for the specific illegal character(s) indicated by &1. This will help you understand what needs to be changed.
  
  
  Modify the Name: Change the name or identifier to remove the illegal character(s). Ensure that the new name adheres to SAP's naming conventions, which typically allow only alphanumeric characters (A-Z, 0-9) and underscores (_).
  
  
  Check Naming Conventions: Refer to the SAP documentation or guidelines for the specific object type you are working with to ensure compliance with naming conventions.
  
  
  Test the Change: After modifying the name, try to save or execute the action again to see if the error persists.
  
  
  Related Information:
  
  SAP Documentation: Consult the SAP Help Portal or specific module documentation for detailed information on naming conventions and restrictions.
  Transaction Codes: If you are working within a specific transaction (like MM01 for material creation), check the relevant transaction documentation for any additional constraints.
  SAP Notes: Search for SAP Notes related to the error message for any known issues or additional guidance.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.