How To Fix TK345 - Cannot delete &1: Referenced packages exist

TK345 - Overview

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 345

• Message text: Cannot delete &1: Referenced packages exist

What causes this issue?

Namespace &V1& cannot be deleted, since packages still exist for this
namespace.

System Response

Namespace &V1& is not deleted.

How to fix this error?

The names of the relevant packages begin with &V1&. Before you can
delete the selected namespace entry, you must delete those packages
that are referenced.

Error message extract from SAP system. Copyright SAP SE.

TK345 - Details

• The SAP error message TK345, which states "Cannot delete &1: Referenced packages exist," typically occurs when you attempt to delete a transport request or package that is still being referenced by other objects or transport requests in the system. This is a safeguard mechanism in SAP to prevent the accidental deletion of important objects that are still in use.
  
  Cause:
  
  Referenced Packages: The package you are trying to delete is still being referenced by other transport requests or objects. This could include other packages, programs, function modules, or any other development objects that are linked to the package.
  Transport Requests: There may be transport requests that include objects from the package you are trying to delete, which prevents its deletion.
  
  
  Solution:
  To resolve this issue, you can follow these steps:
  
  
  Check Dependencies:
  
  Use transaction code SE80 (Object Navigator) or SE11 (Data Dictionary) to check for any objects that are still referencing the package.
  You can also use transaction