Message type: E = Error
Message class:  TR_AUSL - Software Delivery Composer Messages 
Message number: 014
Message text: Delivery request &1 is already assigned to delivery component &2
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The SAP error message TR_AUSL014 indicates that a delivery request is already assigned to a delivery component, which means that the system is preventing you from assigning the same delivery request to another component. This can occur in various scenarios, such as during the processing of deliveries, transportation, or logistics.
Cause: Duplicate Assignment: The delivery request you are trying to assign has already been linked to another delivery component. System Configuration: There may be configuration settings in the SAP system that restrict the assignment of delivery requests to multiple components. Data Integrity Issues: There could be inconsistencies in the data that lead to the system believing that the delivery request is already assigned.
Solution: Check Existing Assignments: Use transaction codes like VL03N (Display Outbound Delivery) or VL02N (Change Outbound Delivery) to check if the delivery request is already assigned to a delivery component. Review the delivery documents to see where the request is currently being used. Remove Existing
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