Checkout shows Payment nonce is missing on first attempt
Checkout fails with a Payment nonce is missing error, often only on the first attempt or for logged-out shoppers.
Tier I · Proven The best-established problems.
5 public reports · first reported 12 March 2026 · last reported 22 July 2026
What's going wrong
Many WooCommerce Square store owners report that checkout fails with a payment nonce error, sometimes for every order and sometimes only on a first attempt.
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.