Sequentially previewing and paying two sale orders was causing a redirection issue. Instead of being redirect to the SO preview (/my/orders/<:order_id>), the user was redirected to /payment/process. The issue was due to processed transactions not being removed from the session. opw-1948288 Closes #31741 Signed-off-by: Toufik Benjaa (tbe) <tbe@odoo.com>