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Title: Transaction version 2, Why is it possible and Why isn't it rejected? Post by: Coding Enthusiast on April 13, 2017, 05:42:50 PM The following tx was recently mined in block#461739 and it contains "2" as its version field.
9ac722ca8177a5528e945c081d5d9b021f91d4687838e66c82e7b4589173a88e I could not find anything on version 2 and as far as I can tell the current consensus dictates version 1 only and should reject anything else. Quote from: https://bitcoin.stackexchange.com/a/2130 Block/transaction versions other than 1 are not accepted. So what am I missing? Title: Re: Transaction version 2, Why is it possible and Why isn't it rejected? Post by: achow101 on April 13, 2017, 06:29:44 PM Version 2 transactions are the new standard. Bitcoin Core by default makes v2 transactions. A transaction must have a version number of 2 or greater to support OP_CSV.
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