The error encountered is shown below:

The solution

Open theFileFind — – >Sync Project with Gradle FilesClick to get out

If the Layout view is still not blank

Go to the RES, that’s right, the res in the resources folder, go to the styles.xml file and double-click to open it



将Theme.AppCompat.Light.DarkActionBarInstead ofBase.Theme.AppCompat.Light.NoActionBar

Then open the layout. XML file to see if there is a preview view. Here’s how I solved it

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I want to work my way up

Fly forward on the blades at the highest point

Let the wind blow dry tears and sweat

I want to work my way up

Waiting for the sun to watch its face

Little days have big dreams

I have my day

Let the wind blow dry tears and sweat

One day I will have my day