Allow cancelling move done

issue11663
review443491003

message.xml

@@ -3,6 +3,9 @@
 this repository contains the full copyright notices and license terms. -->
 <tryton>
     <data grouped="1">
+        <record model="ir.message" id="msg_move_cancel_fifo">
+            <field name="text">You cannot cancel move "%(move)s" because it is used for FIFO cost price calculation.</field>
+        </record>
         <record model="ir.message" id="msg_move_delete_fifo">
             <field name="text">You cannot delete move "%(move)s" because it is used for FIFO cost price calculation.</field>
         </record>

move.py

@@ -129,6 +129,11 @@ class Move(metaclass=PoolMeta):
     @ModelView.button
     @Workflow.transition('cancelled')
     def cancel(cls, moves):
+        for move in moves:
+            if move.fifo_quantity:
+                raise AccessError(
+                    gettext('product_cost_fifo.msg_move_cancel_fifo',
+                        move=move.rec_name))
         super().cancel(moves)
 
     @classmethod