old API error on android

[alingse]

/EventChannel#com.rmawatson.flutterisolate/event( 7509): Failed to open event stream
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): java.util.NoSuchElementException
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at java.util.LinkedList.removeFirst(LinkedList.java:270)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at java.util.LinkedList.remove(LinkedList.java:685)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at com.rmawatson.flutterisolate.FlutterIsolatePlugin.onListen(FlutterIsolatePlugin.java:174)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at io.flutter.plugin.common.EventChannel$IncomingStreamRequestHandler.onListen(EventChannel.java:188)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at io.flutter.plugin.common.EventChannel$IncomingStreamRequestHandler.onMessage(EventChannel.java:167)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:84)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:865)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at android.os.MessageQueue.nativePollOnce(Native Method)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at android.os.MessageQueue.next(MessageQueue.java:335)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at android.os.Looper.loop(Looper.java:193)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at android.app.ActivityThread.main(ActivityThread.java:7879)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at java.lang.reflect.Method.invoke(Native Method)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:656)
E/EventChannel#com.rmawatson.flutterisolate/event( 7509): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:967)

and

════════ Exception caught by services library ══════════════════════════════════
The following PlatformException was thrown while activating platform stream on channel com.rmawatson.flutterisolate/event:
PlatformException(error, null, null, null)

and the build tips this

flutter/.pub-cache/hosted/pub.flutter-io.cn/flutter_isolate-2.0.0/android/src/main/java/com/rmawatson/flutterisolate/FlutterIsolatePlugin.java使用或覆盖了已过时的 API。
注: 有关详细信息, 请使用 -Xlint:deprecation 重新编译。
apps/flutter/.pub-cache/hosted/pub.flutter-io.cn/flutter_isolate-2.0.0/android/src/main/java/com/rmawatson/flutterisolate/FlutterIsolatePlugin.java使用了未经检查或不安全的操作。
注: 有关详细信息, 请使用 -Xlint:unchecked 重新编译。

old JAVA API