Problems with beginner IOS (1): Problems with beginner ios

Problems with beginner IOS (1): Problems with beginner ios

Error warning:

Warning: Unsupported Configuration: Scene is unreachable due to lack of entry points and does not have an identifier for runtime access via-instantiateViewControllerWithIdentifier :.

Problem generation process:

1. Create a storyboard file named test.

Cause analysis:

By default, the created storyboard Is not set to Is Initial View Controller (Initial View Controller), that Is, test. storyboard Is not set to Is Initial View Controller.

Solution:

In the test. storyboard, switch to the property checker, locate the is initial View Controller under the view controller category, and check it. In this way, the view under test. storyboard will be loaded after the program is started.