Erro no XML.

quando tento fazer o dowloand do floatbutton, o programa me retorna um erro, ERROR: Failed to parse XML in C:\Users\User\AndroidStudioProjects\Agenda\app\src\main\AndroidManifest.xml ParseError at [row,col]:[6,43] Message: expected start or end tag Affected Modules: app

meu manifest:

<application>
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:roundIcon="@mipmap/ic_launcher_round"
    android:supportsRtl="true"
    android:theme="@style/AppTheme" >

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

    </activity>


    </application>