It looks like you have two copies of the script.Hey i was trying to find the followers for v21.1 and when using it i get this error
[Pokémon Essentials version 21.1]
[v21.1 Hotfixes 1.0.1]
Script error in event 10 (coords 18,30), map 119 (Aspen's Lab)
Exception: SystemStackError
Message: stack level too deep
***Full script:
FollowingPkmn.start_following
Backtrace:
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'
[Following Pokemon EX] Compatibility.rb:53:in `initialize'