Definition ∞ An event where a smart contract does not execute its intended logic correctly, leading to unexpected outcomes, financial losses, or system malfunctions. Failures can result from coding errors, design flaws, security vulnerabilities, or external dependencies like faulty oracles. Such incidents undermine the trust in automated agreements and can have severe consequences for decentralized applications and their users. They highlight the importance of rigorous testing and auditing in blockchain development.
Context ∞ Smart contract failures are frequently reported in crypto news, often detailing significant financial losses due to hacks, bugs, or logic errors in decentralized finance protocols. These events underscore the inherent risks of immutable code and the critical need for robust security practices, including extensive audits and formal verification. The industry continuously learns from these failures, leading to improved development methodologies and greater emphasis on smart contract security.
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