why is my license and bot not working?

[BoWitch]

Happening with me also.

Welcome to ClashFarmer 1.8.21 bot.
Made by professional reverse engineers, visit us at http://www.clashfarmer.com.
Some features are disabled because they are still being adapted to the new CoC.
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Starting Bot...
ClashFarmer Started.
Detection evasion support is enabled.
Error verifying professional license key.
License issue occured, halting bot.
The bot was stopped.
Starting Bot...
ClashFarmer Started.
Detection evasion support is enabled.

Working with VPN. is this another new feature