Unable to Change the Supplier Site on the Invoice which is created through IDR Process

Summary:

IDR Process:

1. We have created an Invoice# through IDR Import Process and Invoice got created in Not Validated Status.

2. We want to update the Supplier Site on the Invoice but system is not allowing.

Manual Invoice:

1. Created the Invoice Manually using same PO number#, where we are able to change the Supplier Site.

Please let us know how to update the Supplier Site on the Invoice created via IDR.

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