According to the Theta team, a mandatory upgrade, Theta v3.2.0, will be activated at block height 13123789, estimated at 01:00 UTC on December 5th, 2021.
Gate.io supports this upgrade and will suspend THETA deposits and withdrawals during the process. Deposits and withdrawals will be resumed as soon as possible after this upgrade. Trading of THETA will not be affected.
Thank you for your understanding and continued support.
The upgrade includes: EVM enhancements in preparation to enable THETA token support in smart contract; and Theta RPC functionality and efficiency improvements, in particular to support block range queries
Learn more:
https://medium.com/theta-network/theta-v3-2-0-cf9e01823dd5