How To Fix ATO_CUSTOMER159 - Transport request cannot be unassigned from item &1 of type &2.

ATO_CUSTOMER159 - Overview

• Message type: E = Error

• Message class: ATO_CUSTOMER - ATO Messages for the End User

• Message number: 159

• Message text: Transport request cannot be unassigned from item &1 of type &2.

Self-Explanatory Message

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ATO_CUSTOMER159 - Details

• The SAP error message ATO_CUSTOMER159 indicates that a transport request cannot be unassigned from a specific item of a certain type. This error typically arises in the context of transport management within SAP, where changes made in the development environment need to be transported to other environments (like quality assurance or production).
  
  Cause:
  
  Transport Request Status: The transport request may be in a status that does not allow unassignment. For example, if the transport request is already released or has been imported into another system, it cannot be unassigned.
  Dependencies: There may be dependencies on the item that prevent it from being unassigned from the transport request.
  Item Type: The type of item (e.g., customizing, workbench) may have specific rules regarding transport requests that restrict unassignment.
  Authorization Issues: The user may not have the necessary authorizations to perform the unassignment operation.
  
  
  Solution:
  
  Check Transport Request Status: Verify the status of the transport request. If it is released