You need to use a Theme.AppCompat theme (or descendant) with this activity解决方法

Posted 2020-06-28 hoge66的专栏

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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MainActivity extends ActionBarActivity这样的。把后面的ActionBarActivity改成Activity，然后导包

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