A code comment character silently deleted a variable assignment, and the line after it turned del /F /Q "%WORK%" into del /F /Q "" β€” which doesn't fail, it deletes everything in the working directory. What the source says GitHub issue #92328 , filed September 5, 2026 against Claude Code 2. 1.

Source: [Dev.to](https://dev.to/ramdai_bista/a-trailing-full-width-period-made-claude-codes-batch-script-delete-1068-files-dll)

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