A crypto trader lost almost the entire value of a $50 million transaction on Thursday after executing a large swap for Aave’s governance token through the decentralized finance protocol’s trading interface.

The user attempted to buy AAVE with $50 million worth of the stablecoin USDT through the Aave interface, according to a statement posted on X by Aave founder Stani Kulechov. 

Because the order was unusually large relative to available liquidity, the interface issued a warning flagging “extraordinary slippage” and required the user to manually confirm the risk.

The trader then proceeded with the swap on a mobile device after checking a confirmation box.

That transaction ultimately returned just 324 AAVE…