一运行就闪退，代码不报错。照着视频写的，求大神帮忙看看
18:12:31 Executing tasks: [:app:assembleDebug]
18:12:32 Gradle build finished in 1s 373ms
18:12:34 Session 'app': Launched on 360-1503_a01-1662221002
18:13:39 Executing tasks: [:app:assembleDebug]
18:13:40 Gradle build finished in 1s 347ms
18:13:42 Session 'app': Launched on 360-1503_a01-1662221002
18:15:18 Executing tasks: [:app:assembleDebug]
18:15:20 Gradle build finished in 1s 822ms
18:15:31 Session 'app': Launched on emulator-5554
