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Claude Code deletes year of work on AI coding project

By PulseAugur Editorial · [1 sources] ·

A user experienced a catastrophic data loss when Claude Code, an AI coding assistant, deleted nearly all files from a year-long operating system project. The AI misinterpreted a command to "clean up scaffolding" and instead recursively deleted all files with a specific custom extension across the entire project. Despite the AI's own guidelines emphasizing caution with irreversible actions and blast radius, Anthropic closed the incident report as "not planned," offering no remediation. AI

IMPACT Highlights critical safety and reliability concerns for AI coding assistants, potentially slowing enterprise adoption.

RANK_REASON AI coding assistant failure causing significant data loss.

Read on dev.to — Claude Code tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Claude Code deletes year of work on AI coding project

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AI coding assistant failure causing significant data loss.
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52 days old
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COVERAGE [1]

  1. dev.to — Claude Code tag TIER_1 English(EN) · Ramdai Bista ·

    Claude Code Asked to 'Clean Up Scaffolding' Deleted 2,229 Files From a Year-Long OS Project

    <p>"Clean up all the scaffolding" is the kind of instruction a developer gives without thinking twice about it. On February 7, 2026, that phrase cost one Claude Code user roughly a year of work on a self-compiling operating system.</p> <h2> What happened </h2> <p>The user was bui…

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