Sainsbury's and Tesco hit by IT failures
A faulty overnight software update left Sainsbury's unable to take contactless payments and fulfil many online orders, while Tesco also cancelled some deliveries the same weekend.
- Service
- Sainsbury's and Tesco
- Date
- 16 March 2024
- Cause
- Software bug
- Duration
- Not stated or multi-day
- Status
- resolved
- Severity
- major
- Region
- UK
- Source
- Grocery Gazette ↗
Cite this
Nuffield Consulting, “Sainsbury's and Tesco hit by IT failures”, The Daily Tech Wire outage & breach log, 16 Mar 2024. https://techwire.nuffieldconsulting.com/incidents/2024-03-16-sainsbury-s-and-tesco-outage/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: Grocery Gazette, https://www.grocerygazette.co.uk/2024/03/18/sainsburys-tesco-it-blackout.
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