Introducing Retracer 🤖

Ever wondering why transaction on your contract failed? What action caused fail of action phase? Replay it in browser, see the stack for each VM step, check the transaction emulator logs, c5 content and all other staff!

retracer.ton.org

Insert transaction hash and press "Emulate".

Another way to get result of transaction replay is dton.io: for any tx, go to Computation phase tab and press "Server run".