Paradex, a decentralized perpetuals exchange operating on Starknet , briefly priced Bitcoin at $0 on January 19. The error triggered widespread liquidations and forced an unprecedented blockchain rollback to block 1,604,710. The incident stemmed from a faulty database migration and exposed critical vulnerabilities in the platform’s infrastructure. The exchange confirmed the issue and initiated the rollback to a state before the database maintenance, aiming to restore all user accounts and positions to ...