Bitcoin Core v30 bug risks fund loss during legacy wallet upgrades

CoinTelegraph Published Updated Cryptocurrency
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Affected assets and topics

BITCOIN WALLET

Why it matters

Bitcoin Core has identified a critical bug in versions 30.0 and 30.1 that can result in fund loss during legacy wallet upgrades, prompting users to refrain from migrating their wallets.

Expected market reaction

Bearish Confidence 75% How confidence is read Horizon: Short term Impact: Moderate

Market impact analysis based on bearish sentiment with 75% confidence.

Evidence trail

Evidence
Source CoinTelegraph
Claim Bitcoin Core v30 bug risks fund loss during legacy wallet upgrades
AI inference Bearish · 75%
Generated 2026-01-06 10:52

AI provenance

Analysed by Llama 3.1 8B Instant (Groq) Methodology v1.0 Generated
Technical identifiers
Provider tag
groq-llama-3.1-8b-instant
Analysis version
groq-llama-3.1-8b-instant
Article id
29057

Original source

Bitcoin Core urged users of versions 30.0 and 30.1 not to migrate legacy wallets after discovering a bug that can delete all files in a wallet directory if migration fails.

Read the full article on CoinTelegraph

Original article published by CoinTelegraph on January 6, 2026. Analysis and insights provided by AnalystMarkets AI.

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Insufficient sample · n=22 — Llama 3.1 8B Instant (Groq) needs 30 scored calls on crypto before an accuracy figure means anything.