Cointelegraph•Tuesday, January 6, 2026 at 10:52 AM•1 min read
Bitcoin Core v30 Bug: Potential Fund Loss During Legacy Wallet Upgrades
Bitcoin Core has issued a warning to users of versions 30.0 and 30.1, advising against migrating legacy wallets due to a newly discovered bug. According to reports, this bug can lead to the deletion of all files within a wallet directory if the migration process fails. The developers are urging users to avoid this specific action to prevent potential data loss. The announcement highlights a critical issue affecting users who manage their Bitcoin through older wallet versions and are considering upgrading to the latest Bitcoin Core software.
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