How To Fix C1120 - Characteristic name & does not begin with a letter

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 120

• Message text: Characteristic name & does not begin with a letter

What causes this issue?

The characteristic name &v1& starts with a figure, an underscore ("_")
or a hyphen ("-").
However, a characteristic name must start with a letter.

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?

Change the characteristic name so that it starts with a letter.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1120 - Characteristic name & does not begin with a letter ?

  The SAP error message C1120 indicates that a characteristic name does not begin with a letter. This is a validation error that occurs when you are trying to create or modify a characteristic in the SAP system, particularly in the context of SAP's classification system.
  Cause:
  The error is triggered because the naming convention for characteristics in SAP requires that the name must start with an alphabetic character (A-Z, a-z). If the name starts with a number, special character, or is empty, the system will reject it and display this error message.
  Solution:
  To resolve this error, you should:
  
  
  Check the Characteristic Name: Ensure that the characteristic name you are trying to create or modify starts with a letter. For example, instead of "1Characteristic" or "#Characteristic", use "Characteristic1" or "A_Characteristic".
  
  
  Modify the Name: If the name you are using does not comply with the naming convention, change it to start with a letter and ensure it follows any other naming rules that may apply in your organization.
  
  
  Re-attempt the Action: After correcting the characteristic name, try to save or create the characteristic again.
  
  
  Related Information:
  
  Naming Conventions: Familiarize yourself with the naming conventions and rules for characteristics in SAP. This can include restrictions on length, allowed characters, and reserved words.
  SAP Documentation: Refer to the official SAP documentation or help resources for more detailed information on classification and characteristics.
  User Authorizations: Ensure that you have the necessary authorizations to create or modify characteristics in the SAP system, as sometimes errors can also stem from permission issues.
  
  By following these steps, you should be able to resolve the C1120 error and successfully create or modify the characteristic in SAP.