FrozenError: can't modify frozen String: "EntityAddress"

[HLFH]

Hi,

bin/rake first_run

/srv/http/ekylibre/.rbenv/versions/2.7.7/lib/ruby/gems/2.7.0/gems/json-2.1.0/lib/json/common.rb:156: warning: Using the last argument as keyword parameters is deprecated
/srv/http/ekylibre/.rbenv/versions/2.7.7/lib/ruby/gems/2.7.0/gems/json-2.1.0/lib/json/common.rb:156: warning: Using the last argument as keyword parameters is deprecated
/srv/http/ekylibre/.rbenv/versions/2.7.7/lib/ruby/gems/2.7.0/gems/json-2.1.0/lib/json/common.rb:156: warning: Using the last argument as keyword parameters is deprecated
 + Ekylibre settings (manifest.yml) |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 4% 7sIt's not recommended to use `in` as a field value since `in?` is defined. (Entity#country)
 + Ekylibre settings (manifest.yml) ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 9% 48sIt's not recommended to use `in` as a field value since `in?` is defined. (EntityAddress#mail_country)
/srv/http/ekylibre/.rbenv/versions/2.7.7/lib/ruby/gems/2.7.0/gems/json-2.1.0/lib/json/common.rb:156: warning: Using the last argument as keyword parameters is deprecated
/srv/http/ekylibre/.rbenv/versions/2.7.7/lib/ruby/gems/2.7.0/gems/json-2.1.0/lib/json/common.rb:156: warning: Using the last argument as keyword parameters is deprecated
rake aborted!
FrozenError: can't modify frozen String: "EntityAddress"
/srv/http/ekylibre/lib/ekylibre/record/selects_among_all.rb:17:in `selects_among_all'
/srv/http/ekylibre/app/models/entity_address.rb:79:in `<class:EntityAddress>'
/srv/http/ekylibre/app/models/entity_address.rb:53:in `<top (required)>'
/srv/http/ekylibre/app/models/entity.rb:253:in `block in <class:Entity>'
/srv/http/ekylibre/app/exchangers/ekylibre/settings_exchanger.rb:77:in `import'
/srv/http/ekylibre/lib/active_exchanger/base.rb:195:in `safe_import'
/srv/http/ekylibre/lib/active_exchanger/base.rb:171:in `block in run'
/srv/http/ekylibre/lib/active_exchanger/base.rb:169:in `run'
/srv/http/ekylibre/lib/active_exchanger/base.rb:87:in `run'
/srv/http/ekylibre/app/models/import.rb:128:in `run_result'
/srv/http/ekylibre/app/models/import.rb:79:in `launch_result!'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:190:in `import!'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:238:in `import'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:123:in `import_file'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:69:in `block (2 levels) in run_loader'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:60:in `each'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:60:in `block in run_loader'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:56:in `run_loader'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:46:in `block (2 levels) in run'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:45:in `each'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:45:in `block in run'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:84:in `secure_transaction'
/srv/http/ekylibre/lib/ekylibre/first_run/base.rb:44:in `run'
/srv/http/ekylibre/lib/ekylibre/first_run.rb:61:in `block in launch'
/srv/http/ekylibre/lib/ekylibre/first_run.rb:78:in `block in secure_tenant'
/srv/http/ekylibre/lib/ekylibre/tenant.rb:166:in `switch'
/srv/http/ekylibre/lib/ekylibre/first_run.rb:77:in `secure_tenant'
/srv/http/ekylibre/lib/ekylibre/first_run.rb:57:in `launch'
/srv/http/ekylibre/lib/ekylibre/first_run.rb:23:in `launch!'
/srv/http/ekylibre/lib/tasks/first_run.rake:46:in `block in <top (required)>'
Tasks: TOP => first_run
(See full trace by running task with --trace)

Thanks for having a look.