How To Fix AQ109 - Invalid name

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 109

• Message text: Invalid name

What causes this issue?

The name may be invalid because one of the following rules has not been
observed.

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

The name must begin with a letter.
The name can contain only the following characters:
letters
numbers
underscores
It can also end with blanks.
You may not use the name HEADER
The names of additional fields may not be longer than 21 characters

System Response

How to fix this error?

Specify a valid name.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ109 - Invalid name ?

  The SAP error message AQ109 "Invalid name" typically occurs in the context of the SAP system when there is an issue with the naming conventions or the format of the name being used in a transaction or function. This error can arise in various scenarios, such as when creating or modifying objects like users, roles, or other entities within the SAP system.
  Causes of AQ109 Invalid Name
  
  Invalid Characters: The name may contain special characters or spaces that are not allowed by SAP naming conventions.
  Length Restrictions: The name may exceed the maximum length allowed for that particular field or object.
  Reserved Names: The name being used might be a reserved keyword or already in use by another object in the system.
  Incorrect Format: The name may not adhere to the required format (e.g., uppercase/lowercase requirements).
  Missing Required Fields: Sometimes, the error can occur if required fields are not filled out correctly.
  
  Solutions to AQ109 Invalid Name
  
  
  Check Naming Conventions: Ensure that the name adheres to SAP's naming conventions. Typically, names should:
  
  Start with a letter.
  Contain only alphanumeric characters and underscores.
  Not exceed the maximum length (usually 30 characters for many objects).
  
  
  
  Remove Invalid Characters: If the name contains special characters or spaces, remove or replace them with valid characters.
  
  
  Verify Uniqueness: Ensure that the name you are trying to use is unique and not already in use by another object.
  
  
  Check Required Fields: Make sure all required fields are filled out correctly and that the format is appropriate.
  
  
  Consult Documentation: Refer to SAP documentation or help files for specific naming conventions related to the object you are working with.
  
  
  Use Transaction Codes: If applicable, use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SU01 (User Maintenance) to check the definitions and constraints of the objects you are working with.
  
  
  Related Information
  
  SAP Notes: Check SAP Notes for any specific issues or patches related to the AQ109 error.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered the same issue.
  System Logs: Review system logs for additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.