Remove the default and use the Viewcontroller black screen after the iOS project

Source: Internet
Author: User
Remove the default and use the Viewcontroller black screen after the iOS project
Amount (HTTP://BLOG.CSDN.NET/SHUAIHJ)
Phenomenon

Often when we create a new iOS project, we use custom Viewcontroller instead of its own. As a first-time developer using iOS, there's a problem, the app launches a black screen and doesn't show custom view as expected. View error Messages

Failed to instantiate the default view controller for Uimainstoryboardfile ' Mainstoryboard '-perhaps the designated entry Is isn't set? reason

The reason for this problem is not to specify an initial view Controller for your storyboard. Solving Method

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