Undefined Method `alias'

[dryicebomb]

[2015/08/19 12:44:36.642] >> :hitchcock.freenode.net NOTICE * :*** Looking up your hostname...
/usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/zabbix/resource/base.rb:46:in method_missing': undefined methodalias' for #<Zabbirc::Zabbix::User:0x007ffc96647220 @attrs={"userid"=>"12"}> (NoMethodError)
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/op.rb:7:in initialize' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:56:innew'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:56:in block in sync_zabbix' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:55:ineach'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:55:in sync_zabbix' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:13:inblock in sync_ops'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:15:in synchronize' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:15:insynchronize'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:12:in sync_ops' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/ops.rb:5:initerate'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:35:in block (3 levels) in start' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:33:inhandle_interrupt'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:33:in block (2 levels) in start' from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:32:inloop'
from /usr/local/lib/ruby/gems/2.2.0/gems/zabbirc-0.0.11/lib/zabbirc/services/base.rb:32:in `block in start'