extjs4 - 出现错误 - utocreateviewport 设置为 true，但没有组件被设计为初始视图

Question

我收到此错误，我可以知道我缺少什么吗？

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

Answer 1

解决方案是在要显示为初始视图的视图上单击鼠标右键，然后选择Mark as initial view。