How To Fix TWBA034 - Do not create object in customer namespace

TWBA034 - Overview

• Message type: E = Error

• Message class: TWBA - Test case attribute messages

• Message number: 034

• Message text: Do not create object in customer namespace

What causes this issue?

You tried to create a test case in the reserved generic customer
namespace Y* or Z* without using a prefix.

System Response

The test case cannot be created with this name.

How to fix this error?

Assign a name which does not begin with Y or Z.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

TWBA034 - Details

• The SAP error message TWBA034: Do not create object in customer namespace typically occurs when a user attempts to create or modify an object (like a program, function module, or class) in a namespace that is reserved for customer-specific developments. In SAP, namespaces are used to differentiate between standard SAP objects and custom objects created by customers.
  
  Cause:
  
  Namespace Restrictions: The error indicates that the object you are trying to create is in a namespace that is not allowed for customer developments. SAP reserves certain namespaces for its own use (like /SAP/ or SAP/) and restricts customer developments to specific namespaces (like Z* or Y*).
  Incorrect Naming Convention: If you are trying to create an object with a name that does not conform to the naming conventions for customer namespaces, you will encounter this error.
  
  
  Solution:
  
  Use the Correct Namespace: Ensure that you are creating the object in the correct customer namespace. Typically, this means