How To Fix TK638 - User & is not authorized to lock requests of this type

TK638 - Overview

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 638

• Message text: User & is not authorized to lock requests of this type

What causes this issue?

User &V1& is not authorized to lock requests or tasks.

System Response

The request was not locked.

How to fix this error?

Project managers (authorization S_CTS_PROJEC) can perform the selected
action.

Error message extract from SAP system. Copyright SAP SE.

TK638 - Details

• The SAP error message TK638 indicates that a user is not authorized to lock requests of a specific type. This typically occurs when a user attempts to perform an action that requires certain authorizations related to transport requests or change requests in the SAP system.
  
  Cause:
  
  Authorization Issues: The user does not have the necessary authorizations to lock or manage transport requests of the specified type. This can happen if the user role does not include the required permissions.
  Transport Request Type: The type of transport request (e.g., customizing, workbench) may have specific restrictions that the user is not allowed to manage.
  Profile Configuration: The user’s profile may not be correctly configured to allow for the locking of requests.
  
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after the error occurs to check the authorization failure. This will show which specific authorization object is missing.
  Review the user’s roles and profiles in transaction SU01 or PFCG to