 		public function AsFactory()
 		{
 			_registrations = new Dictionary();
+			_descriptions = new Dictionary();
 		}
 		
 		/**

	public class AsFactory
	{
		private var _registrations:Dictionary;
		
		/**
		 * Constructs a new AsFactory

				throw new IllegalOperationError("Type cannot be null when resolving.");
			
			var parameters:Array = [];
			var description:XML;
			
			if (_descriptions[type] !== undefined)
				description = _descriptions[type];
			else
				description = _descriptions[type] = describeType(type);
			
			var constructor:XMLList = description.factory.constructor;
			
			if (constructor.length() === 0)
