Failed to load AppCompat ActionBar with unknown error?

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执念已碎 2021-01-02 06:26

build.gradle file

    apply plugin: \'com.android.application\'

android {
    compileSdkVersion 28
    defaultConfig {
        applicationId \"io.d


      
      
        
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                (楼主)
            
              
              
                2021-01-02 07:25
              

            
            
                        
I had the same problem. Seems it is a Android Studio bug.

In your styles xml-file change this: