After version 4.1.1 lib/attr_encrypted/adapters/active_record.rb uses new ruby 2.7 syntax (def reload(...)) , but gemspec defines required_ruby_version as
s.required_ruby_version = '>= 2.6.0'
Trying to start project using 2.7 > ruby > 2.6 results in an error:
`require': /usr/local/bundle/gems/attr_encrypted-4.1.1/lib/attr_encrypted/adapters/active_record.rb:10:
syntax error, unexpected ..., expecting ')' (SyntaxError)