使用Axis2自顶向下方法不能将自动生成的包装类用于二维数组

I've created a web service with Axis2 version 1.6 using the top down approach from a WSDL. Everything worked fine for a while (i.e. the webservice was deployed). Then I started implementing the web service skeleton that axis2 generated. The problem arose when I reached a method that should return a I've created a web service with Axis2 version 1