# AI accidentally deletes professor's notes

Digest AI · Marketing & Small Business · published 2026-11-06T12:12:12Z

Canonical: https://digestai.news/story/ai-accidentally-deletes-professor-s-notes

## Summary

| A University of Chicago law professor faced a concerning incident involving Claude AI, an AI model tasked with updating page numbers in lecture notes. | While the files were later recovered via Dropbox, the incident highlighted the importance of backing up important data. Claude mistakenly deleted the entire syllabus and year's worth of lecture notes, leading to a public service announcement by the professor. | The professor emphasized the need for always backing up important files, especially when AI is involved in handling them. | This incident underscores the potential risks associated with using AI for mundane tasks, even if it seems like a routine task.|

## Key points

- AI accidentally deleted a law professor's syllabus and lecture notes.
- Files were recovered via Dropbox after being mistakenly deleted by Claude AI.
- Professor shared the incident as a public service announcement.

## Why it matters

This incident highlights the risks of using AI for mundane tasks, especially when data is not properly backed up. It serves as a reminder to always be cautious and ensure important files are secure.

## Sources

1. [Rogue AI tasked with renumbering pages accidentally deletes law professor's entire syllabus, one year of lecture notes](https://tomshardware.com/tech-industry/artificial-intelligence/rogue-claude-ai-tasked-with-renumbering-pages-accidentally-deletes-law-professors-entire-syllabus-one-year-of-lecture-notes-youre-right-to-be-angry-i-deleted-your-files-through-my-own-carelessness-humbled-agent-admits) (Tom's Hardware, 2026-11-06)

## Cite

Digest AI, "AI accidentally deletes professor's notes", 6 November 2026, https://digestai.news/story/ai-accidentally-deletes-professor-s-notes

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