Kaia v2.0.2 includes the Prague Hard Fork upgrade. Mainnet nodes need to upgrade in a timely manner.
Gate News bot message, Kaia officially released the v2.0.2 related notification, this version includes a Hard Fork upgrade, resulting in changes that are not backward compatible. All Mainnet nodes must upgrade to v2.0.2 or higher before the target Block Height. Kaia network v2.0.x introduces Consensus Liquidity (CL) and Gas abstraction (GA) features, to enhance the usability of Fungible Tokens in consensus security contribution and Money Laundering payment. In addition, several Prague EIPs have been introduced to improve the EVM-based dApp development experience.