How To Fix TK420 - Request/task &1 (&2) is assigned to a different client

TK420 - Overview

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 420

• Message text: Request/task &1 (&2) is assigned to a different client

What causes this issue?

The keys cannot be edited from task &V1& of user &V2& as the task is
reserved for changes in client &V3&. Some of the keys transferred
belong to client &V4&.

System Response

The function terminates.

How to fix this error?

Always edit the selected keys in the original client &V4&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK420 - Request/task &1 (&2) is assigned to a different client ?

  The SAP error message TK420 indicates that a request or task is assigned to a different client than the one you are currently working in. This typically occurs during transport operations, such as when you are trying to release or import a transport request that is not compatible with the current client.
  
  Cause:
  
  Client-Specific Transport Requests: The transport request you are trying to work with is client-specific, meaning it was created in a different client than the one you are currently logged into.
  Incorrect Client Context: You may be logged into a client that does not have access to the transport request or task you are trying to process.
  Transport Directory Issues: There may be issues with the transport directory or configuration that are causing the system to misidentify the client.
  
  
  Solution:
  
  Check Client: Ensure that you are logged into the correct client where the transport request was created. You can check the client number in