How To Fix AQ270 - Choose a different short name

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 270

• Message text: Choose a different short name

What causes this issue?

You attempted to assign a short name to a field, but the short name
cannot be used in this form. This may be due to one of the following
reasons:

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

The short name has already been used for another field.
The short name is a reserved word.
The field already has a short name. Since the new short name is longer,
the space for defining the usage has been overwritten.
This error can occur if you attempt to exchange the short names of two
fields in a dialog step.

System Response

How to fix this error?

Choose a different short name for the field.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ270 - Choose a different short name ?

  The SAP error message AQ270, which states "Choose a different short name," typically occurs when you are trying to create or modify an object (like a table, view, or other database objects) in the SAP system, and the short name you have chosen is already in use or does not meet the naming conventions.
  Cause:
  
  Duplicate Name: The short name you are trying to use is already assigned to another object in the system.
  Naming Conventions: The short name may not comply with SAP's naming conventions, which can include restrictions on length, characters, or reserved names.
  Namespace Conflicts: If you are working in a system with multiple namespaces, the name might be reserved for another development object.
  
  Solution:
  
  Choose a Unique Name: Select a different short name that is not already in use. You can check existing names in the relevant transaction (like SE11 for database objects) to ensure uniqueness.
  Check Naming Conventions: Ensure that the name adheres to SAP's naming conventions. Typically, short names should be:
  
  Alphanumeric
  Not exceed a certain length (usually 30 characters)
  Not start with a number
  Not contain special characters (like spaces, slashes, etc.)
  
  
  Use a Namespace: If applicable, consider using a namespace to avoid conflicts with standard SAP objects or other custom objects.
  Consult Documentation: Refer to SAP documentation or guidelines for naming conventions specific to your version or module.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Modules) to check for existing objects and their names.
  SAP Notes: Check SAP Notes for any specific issues or updates related to naming conventions or error messages.
  Development Guidelines: Review your organization's development guidelines to ensure compliance with naming standards.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance.