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Late fees double-bill PayPal payments already made

Late fees added after a PayPal or invoice payment is already made cause customers to be charged twice across several WHMCS add-ons

Tier I · Proven The best-established problems.

5 public reports · first reported 6 November 2019 · last reported 28 April 2026

Idea report · $19 · No contacts · All sales final

See a sample idea report

What's going wrong

Customers of several WHMCS billing add-ons report that a late fee is added after an invoice has already been paid, so the same period is charged twice, most often for PayPal subscriptions paid on the due date.

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.