Changes During Goods Receipt 
You control how the system reacts to changes during goods receipt processing by making settings in Customizing under 
Logistics - General 
SAP Fashion Management SAP Fashion Management Order Allocation Run (ARun) Cross-Applications Goods Receipt Handling 
.
During goods receipt processing, one of the following scenarios may occur:
Complete delivery
Partial delivery
Partial delivery with delivery complete indicator (DCI)
Late delivery (for example, past the cancellation date)
Complete delivery, but goods are different from the originally ordered (for example, change of segment)
Process
Deallocation Rule
In order allocation run Customizing for Goods Receipt Handling, you can define deallocation rules to be used during goods receipts. You can define a deallocation rule to deallocate or remove the previously allocated quantities by entering values in the following fields:
Requirement Date of a sales order and STO: You can specify a requirement date for a sales order and STO based on the available options.
Physical Stock Reference Dates: The Batch Horizon and Storage Location Horizon fields specify the number of days after which the deallocation can occur for an order.
When you edit an existing allocated order and if the difference between the requirement date and the posting date is less than the number of days specified in the reference fields, then the deallocation does not occur. However, if this difference is more than the number of days specified in the reference fields, system behavior is based on values specified in the Date Reaction field check.
Field Checks: The system decides how and when the deallocation process should be triggered based on the following values specified in the field check:
D Deallocation Without Warnings: Order is deallocated completely without a warning.
W Warnings Before Deallocation: A warning message is displayed and the order is deallocated completely.
E Change Not Permitted: You cannot modify an order and deallocation is not possible.
Requirement Sort Rule
In Customizing for Goods Receipt Handling, you can define how the system sorts requirements during deallocation. You can use the sort rule to specify the order in which requirements are deallocated. For example, the requirements with the latest open-to-deliver date is deallocated first.
Log Rule
The log rule determines the log file rule to be used for actions taken by the system during Goods Receipt Handling. You can define the log file rule in Customizing under Logistics - General SAP Fashion Management Order Allocation Run (ARun) Online ARun Log Maintain Log Rules .
You can use the log rule to determine which of the following exceptions should be included in the log.
All messages
Only error messages
Only warning messages
Errors and warnings
Assign Goods Receipt Rules to Plants
You can assign a deallocation rule, requirement sorting rule, and logging rule to a plant. You can do this in Customizing under Logistics - General SAP Fashion Management SAP Fashion Management Order Allocation Run (ARun) Cross-Applications Goods Receipt Handling Assign Goods Receipt Rules to Plants .