How To Fix AQ337 - You cannot use & as an alias name

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 337

• Message text: You cannot use & as an alias name

What causes this issue?

The alias name you have chosen is already defined in the ABAP
Dictionary. Alias names may not be the same as the name of an ABAP
Dictionary structure.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ337 - You cannot use & as an alias name ?

  The SAP error message AQ337, which states "You cannot use & as an alias name," typically occurs when you are trying to use an invalid character or symbol as an alias name in your SAP query or report. The ampersand (&) is not allowed as part of an alias name in SAP.
  Cause:
  
  Invalid Character: The use of the ampersand (&) in the alias name is not permitted. Alias names must adhere to specific naming conventions.
  Naming Conventions: SAP has strict rules regarding the characters that can be used in identifiers, including alias names. Special characters like &, %, $, etc., are generally not allowed.
  
  Solution:
  
  Change the Alias Name: Modify the alias name to remove the ampersand and replace it with valid characters. Use letters, numbers, or underscores (_) as part of the alias name.
  Check Naming Conventions: Ensure that the new alias name follows SAP's naming conventions. Typically, it should start with a letter and can include letters, numbers, and underscores.
  Test the Query/Report: After changing the alias name, re-run the query or report to ensure that the error is resolved.
  
  Related Information:
  
  SAP Documentation: Refer to the SAP documentation for guidelines on naming conventions and valid characters for identifiers.
  SAP Community: You can also check the SAP Community forums for discussions related to similar issues, as other users may have encountered and resolved the same error.
  Transaction Codes: If you are working within a specific transaction code (like SQ01 for queries), ensure that you are familiar with the functionalities and limitations of that transaction.
  
  By following these steps, you should be able to resolve the AQ337 error and successfully use valid alias names in your SAP queries or reports.