Merge PR #3926 into 18.0

Signed-off-by rousseldenis

Author: OCA-git-bot

sale_procurement_group_by_line/model/sale.py

@@ -46,7 +46,7 @@ def _action_launch_stock_rule(self, previous_product_uom_qty=False):
                 or line.product_id.type != "consu"
             ):
                 continue
-            qty = line._get_qty_procurement(previous_product_uom_qty)
+            qty = line._get_qty_procurement(previous_product_uom_qty) or 0.0
             if (
                 float_compare(qty, line.product_uom_qty, precision_digits=precision)
                 == 0