fix not existing branch error out put

[sanguis]

get error:

/usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/abstract_response.rb:48:in return!': 422 Unprocessable Entity (RestClient::UnprocessableEntity) from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/request.rb:495:inprocess_result'
from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/request.rb:421:in block in transmit' from /usr/local/lib/ruby/2.1.0/net/http.rb:853:instart'
from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/request.rb:413:in transmit' from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/request.rb:176:inexecute'
from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient/request.rb:41:in execute' from /usr/local/lib/ruby/gems/2.1.0/gems/rest-client-1.7.3/lib/restclient.rb:69:inpost'
from /usr/local/lib/ruby/gems/2.1.0/gems/bs_fast_environment-0.2.0/lib/bs_rest_api_helper.rb:108:in create_server' from /usr/local/lib/ruby/gems/2.1.0/gems/bs_fast_environment-0.2.0/lib/bs_fast_environment.rb:72:inbs_deploy_code'
from /usr/local/lib/ruby/gems/2.1.0/gems/bs_fast_environment-0.2.0/bin/bs_fast_environment:111:in <top (required)>' from /usr/local/bin/bs_fast_environment:23:inload'

from /usr/local/bin/bs_fast_environment:23:in `'

Should get message that is in the fuction