学习 Activity 生命周期时希望通过 Dialog 主题测试 onPause() 和 onStop() 的区别,点击按钮跳转 Activity 时报错: E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.activitylifecycletest, PID: 2920 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.examp…

错误描述为:java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 起因:我想在Manifest中设置我的activity全屏,代码如下: <activity android:name=".MainActivity" android:theme="@android:style/Theme.NoTitleBar.…

报错如下:java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.test2/com.example.test2.MainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 解决方法:创建的activity是M…

java.lang.RuntimeException: Unable to start activity ComponentInfo{com.dji.sdk.sample/com.dji.sdk.sample.common.MainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. at android.app…

错误描述:java.lang.IllegalStateException: You need to use a theme.appcompat theme (or descendant) with this activity 产生原因:Activity继承自AppCompatActivity,在style.xml中使用了不兼容的Theme. 从错误提示中提到Theme.AppCompat theme,这是因为我们的activity一定是继承了兼容包中的类,比如我这里就无意中继承了AppCompa…

android的一个小问题: Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 法一: 当在AndroidManifest.xml文件的application的节点设置了属性: android:theme="@android:style/Theme.NoTitleBar 而Activity继承了ActionB…

学习<第一行代码>的时候遇到的问题. Process: com.example.sevenun.littledemo, PID: 2085 java.lang.RuntimeException: Unable to start receiver com.example.sevenun.littledemo.receiver.ForceOfflineReceiver: java.lang.IllegalStateException: You need to use a Theme.AppComp…

1.错误描述: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 2.起因: 在Manifest中设置我的activity全屏 <activity android:name=".SplashActivity" android:theme="@android:style/Theme.Black.NoTitl…

配置: 中设置theme为 <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:theme="@android:style/Theme.Light.NoTitleBar" android:label="@string/app_name" > 报错信息: 09-20 10:31:58.185 1392-1…

错误描述为: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 起因: 我想在Manifest中设置我的activity全屏,代码如下: activity android:name=".SplashActivity" android:theme="@android:style/Theme.Light.NoTit…