Add to cart hangs with missing fragments error
Add-to-cart actions fail or hang with a missing fragments error on some pages, including subscriptions, empty carts, and bundle buttons.
Tier I · Proven The best-established problems.
5 public reports · first reported 7 December 2023 · last reported 22 June 2025
What's going wrong
Multiple site owners report that clicking add to cart opens the side cart with a loading spinner, but the product never appears.
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.