Extjs4 获取错误-AutoCreateViewport设置为true,但没有将任何组件设计为初始视图

Extjs4 获取错误-AutoCreateViewport设置为true,但没有将任何组件设计为初始视图,extjs4,extjs4.1,sencha-architect,Extjs4,Extjs4.1,Sencha Architect,我得到这个错误,我可以知道我错过了什么吗 this application has autocreateviewport set into true but no component is designed as the initial view 解决方案是右键单击要显示为初始视图的视图,然后选择标记为初始视图

我得到这个错误,我可以知道我错过了什么吗

this application has autocreateviewport set into true but no component is designed as the initial view

解决方案是右键单击要显示为初始视图的视图,然后选择
标记为初始视图