one error is coming while trying to create the header part of a Purchase Invoice using  Copy document method.

Error message is as follows 

Warehouse Receive is required for Line No. = 30000.

For this Purchase Order , Posted Warehouse Receipts(GRN) is created against all lines . But Same error is coming while we are trying to create the header part of the Purchase Invoice for this Purchase Line ,this error message is coming.

Plz help to solve this issue. Please.......

we are using Microsoft Dynamics Navision 2016 

Plz help ...