Upsell products fail to add to cart on click
Clicking an upsell product fails to add it to the cart and shows an error instead.
Tier I · Proven The best-established problems.
5 public reports · first reported 14 March 2023 · last reported 1 July 2025
What's going wrong
Shoppers who click an upsell product on the checkout page sometimes see it not added, with an error appearing instead.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 5 reports are about, and how many came each month.
- Related problems.
No business has been found with this problem yet, so the report has no contacts. All sales are final — no refunds. Pricing.