Collection Warning - The value provided for the attribute Shipment Priority is invalid

Summary:

We have created sales orders with Shipment Priority as High. However, when we run collections in Target mode for Sales Orders &  Order Orchestration Reference Objects, these sales order are not collected.

Content (please ensure you mask any confidential information):

Load Entity that has warnings,

Log File of shows error "The value provided for the attribute Shipment Priority is invalid."

Any help would be highly appreciated

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