What we get with:

- Philippe Lafoucrière account (admin):
1.9.3p194 :009 > Scout::Server.first(:name => "gemnasium1").metrics.first
=> #

- Thomas Abassi account (not admin):
1.9.3p194 :035 > Scout::Server.first(:name => "gemnasium1").metrics.first
MultiXml::ParseError: Start tag expected, '<' not found
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/multi_xml-0.5.1/lib/multi_xml/parsers/nokogiri.rb:15:in parse'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/multi_xml-0.5.1/lib/multi_xml.rb:119:inparse'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/parser.rb:111:in xml'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/parser.rb:140:inparse_supported_format'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/parser.rb:102:in parse'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/parser.rb:66:incall'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/request.rb:241:in parse_response'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/request.rb:211:inblock in handle_response'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/response.rb:18:in call'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/response.rb:18:inparsed_response'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/httparty-0.8.3/lib/httparty/response.rb:51:in method_missing'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/scout_api-1.0.5/lib/scout_api/account.rb:64:inget'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/scout_api-1.0.5/lib/scout_api/metric.rb:50:in all'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/scout_api-1.0.5/lib/scout_api/metric_proxy.rb:81:infind_target'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/scout_api-1.0.5/lib/scout_api/metric_proxy.rb:74:in load_target'
from /Users/plafoucriere/.rvm/gems/ruby-1.9.3-p194@global/gems/scout_api-1.0.5/lib/scout_api/metric_proxy.rb:102:inmethod_missing'
from (irb):35
from /Users/plafoucriere/.rvm/rubies/ruby-1.9.3-p194/bin/irb:16:in `'1.9.3p194 :036 >