Unable to preview camera

[dxclass]

I have already added permissions, and the following is the wrong log.

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E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissioFailed to handle message
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissiojava.lang.IllegalStateException: Activity must be set to request camera permissions.
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugins.camerax.SystemServicesManager.requestCameraPermissions(SystemServicesManager.java:44)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugins.camerax.SystemServicesManagerProxyApi.requestCameraPermissions(SystemServicesManagerProxyApi.java:91)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugins.camerax.PigeonApiSystemServicesManager$Companion.setUpMessageHandlers$lambda$4$lambda$3(CameraXLibrary.g.kt:2606)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugins.camerax.PigeonApiSystemServicesManager$Companion.$r8$lambda$pk8SvzT8b_vZrZaGpIWPzwhULn4(Unknown Source:0)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugins.camerax.PigeonApiSystemServicesManager$Companion$$ExternalSyntheticLambda1.onMessage(D8$$SyntheticClass:0)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.plugin.common.BasicMessageChannel$IncomingMessageHandler.onMessage(BasicMessageChannel.java:261)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.embedding.engine.dart.DartMessenger.invokeHandler(DartMessenger.java:292)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.embedding.engine.dart.DartMessenger.lambda$dispatchMessageToQueue$0$io-flutter-embedding-engine-dart-DartMessenger(DartMessenger.java:319)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at io.flutter.embedding.engine.dart.DartMessenger$$ExternalSyntheticLambda0.run(D8$$SyntheticClass:0)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at android.os.Handler.handleCallback(Handler.java:1013)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at android.os.Handler.dispatchMessage(Handler.java:101)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at android.os.Looper.loopOnce(Looper.java:226)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at android.os.Looper.loop(Looper.java:328)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at android.app.ActivityThread.main(ActivityThread.java:9274)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at java.lang.reflect.Method.invoke(Native Method)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:594)
E/BasicMessageChannel#dev.flutter.pigeon.camera_android_camerax.SystemServicesManager.requestCameraPermissio at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)