/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/../../activesupport/lib/active_support/dependencies.rb:490:in `const_missing': undefined method `alias_attr' for # (NoMethodError)
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/base.rb:1909:in `class_eval'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/base.rb:1909:in `compute_type'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/reflection.rb:129:in `klass'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/belongs_to_association.rb:44:in `find_target'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/association_proxy.rb:196:in `load_target'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/association_proxy.rb:99:in `reload'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations.rb:1084:in `incoming_order_line_item'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_cost_calculator.rb:9:in `new'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_calculations.rb:33:in `update_cost_properties'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_calculations.rb:7:in `update_dependent_properties'
	from /Users/mark/projects/quadran/src/main/webapp/WEB-INF/ruby/lot_dependency_manager.rb:12:in `updateDependentProperties'
	from :1
	...internal jruby stack elided...
	from Class.const_missing(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/base.rb:1909)
	from Module.class_eval(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/base.rb:1909)
	from Module.class_eval(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/base.rb:1909)
	from #.compute_type(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/reflection.rb:129)
	from ActiveRecord::Reflection::AssociationReflection.klass(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/belongs_to_association.rb:44)
	from ActiveRecord::Associations::BelongsToAssociation.find_target(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/association_proxy.rb:196)
	from ActiveRecord::Associations::AssociationProxy.load_target(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations/association_proxy.rb:99)
	from ActiveRecord::Associations::AssociationProxy.reload(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/vendor/rails/activerecord/lib/active_record/associations.rb:1084)
	from Lot.incoming_order_line_item(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_cost_calculator.rb:9)
	from #.new(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_calculations.rb:33)
	from LotCalculations.update_cost_properties(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/quadran_rails/app/models/lot_calculations.rb:7)
	from LotCalculations.update_dependent_properties(/Users/mark/projects/quadran/src/main/webapp/WEB-INF/ruby/lot_dependency_manager.rb:12)
	from LotDependencyManager.updateDependentProperties(:1)
	from (unknown).(unknown)(:1)