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Test notification crashes with undefined function

The test notification fails with an undefined function fatal error, so no alert email is ever sent.

Tier II · Emerging Problems that are still building up.

3 public reports · first reported 6 February 2023 · last reported 10 February 2026

Idea report · $9 · No contacts · All sales final

See a sample idea report

What's going wrong

Site owners using Fatal Error Notify report that the Send Test button in the settings page triggers an undefined function fatal error, so the test email never leaves the site.

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 3 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.