怎么解决Activity name cannot be empty.

Question

<?xml version="1.0" encoding="utf-8"?>
package="com.ihs.setting">

<application
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:supportsRtl="true"
    android:theme="@android:style/Theme.Holo.Light.DarkActionBar">
    <activity android:name=".CanvasActivity">
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
    <activity android:name=".MainActivity"/>
    <activity android:name=".ColorSetting"/>
    <activity android:name=".OptionSetting"/>
</application>

共有4个activity？错误在哪？如何调试？

Answer 1

RuntimeException: Could not read Manifest data: Activity name cannot be empty. 完整报错内容