What should have been a Cyber Monday victory lap for Shopify turned into a midday nightmare as merchants worldwide lost access to their admin dashboards and point‑of‑sale systems on one of the busiest online shopping days of the year. Storefronts kept taking orders, but merchants said they were locked out of the tools they use to change prices, push promotions and manage orders in real time.By completing this form, you agree to receive marketing communications from PYMNTS and to the sharing of your informat ...