How To Fix RSL_UI023 - The name must start with [A-Za-z] and can only contain [A-Za-z0-9)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSL_UI -

• Message number: 023

• Message text: The name must start with [A-Za-z] and can only contain [A-Za-z0-9)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSL_UI023 - The name must start with [A-Za-z] and can only contain [A-Za-z0-9) ?

  The SAP error message RSL_UI023 indicates that there is a validation issue with a name field in the SAP system. Specifically, the error states that the name must start with an alphabetic character (A-Z or a-z) and can only contain alphanumeric characters (A-Z, a-z, 0-9) and possibly some special characters (like underscore or hyphen, depending on the specific context).
  Cause:
  
  Invalid Characters: The name you are trying to enter contains invalid characters, such as spaces, special symbols (e.g., @, #, $, etc.), or starts with a number.
  Incorrect Format: The name does not follow the required format, which specifies that it must start with a letter and can only include letters and numbers.
  Field Restrictions: The field may have specific restrictions set by the system configuration or business rules that enforce this naming convention.
  
  Solution:
  
  Check the Input: Review the name you are trying to enter and ensure it starts with a letter and contains only valid characters (letters and numbers).
  Remove Invalid Characters: If there are any spaces or special characters, remove them or replace them with valid characters.
  Follow Naming Conventions: Ensure that the name adheres to any specific naming conventions required by your organization or the SAP system.
  Test with a Simple Name: Try entering a simple name that clearly follows the rules (e.g., "Test123") to see if the error persists.
  Consult Documentation: If you are unsure about the naming conventions, consult the relevant SAP documentation or your organization's guidelines.
  
  Related Information:
  
  Field Validation: This error is part of the input validation process in SAP, which ensures that data entered into the system meets specific criteria.
  SAP Notes: Check SAP Notes or the SAP Community for any updates or additional information related to this error message.
  User Training: Ensure that users are trained on the correct input formats to minimize the occurrence of such errors in the future.
  
  If the issue persists after following these steps, it may be helpful to consult with your SAP administrator or support team for further assistance.