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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android=";
    package="jp.tyrano.tyranoplayerframework">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/Theme.AppCompat.NoActionBar">
        <activity
            android:name=".MainActivity"
            android:configChanges="keyboardHidden|orientation|screenSize"
            android:exported="true">

            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

I am an amateur in AndroidStudio and new to programming as well. In line 10 of the above AndroidManifest.xml description, I get the error “cannot resolve symbol ‘@ style theme appcompat noactionbar’”, and I would like to know how to solve this problem.

I tried the following two solutions described on the net, but they did not solve the problem.

  1. Close the project and import again.
  2. Try “File -> 'Invalidate Caches / Restart

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