Unknown MySQL server host 'mysql-scenariopole.alwaysdata.net' (-2)
/home/icare/.gem/ruby/2.7.0/gems/mysql2-0.5.5/lib/mysql2/client.rb:97:in `connect'
/home/icare/.gem/ruby/2.7.0/gems/mysql2-0.5.5/lib/mysql2/client.rb:97:in `initialize'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:192:in `new'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:192:in `client'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:315:in `create'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:310:in `create_if_needed'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:58:in `get'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/mysql/mysql.rb:6:in `dbm_table'
/home/icare/www/scenariopole/BOA/lib/deep/deeper/required/Site/connexions.rb:26:in `add_connexion'
/home/icare/www/scenariopole/BOA/lib/app/required/user/do_after_login.rb:21:in `do_after_load'
/home/icare/www/scenariopole/BOA/lib/preambule.rb:18:in `execute_preambule'
/home/icare/www/scenariopole/BOA/lib/required.rb:106:in `'
/usr/alwaysdata/ruby/2.7.8/lib/ruby/site_ruby/2.7.0/rubygems/core_ext/kernel_require.rb:85:in `require'
/usr/alwaysdata/ruby/2.7.8/lib/ruby/site_ruby/2.7.0/rubygems/core_ext/kernel_require.rb:85:in `require'
/home/icare/www/scenariopole/BOA/index.rb:7:in `
'