[FIX]Check weight 0 to create transaction

models/pos_order_line.py

@@ -38,6 +38,7 @@ class PosOrderLine(models.Model):
             if res.container_id:
                 today = datetime.today().isoformat('T')[:19]
 
+                if res.qty > 0:
                     weight_str = str(int(res.qty * 1000))
                     # weight_str = str(res.qty * 1000).zfill(5)