google-maps - 未处理的异常:PlatformException(错误，java.lang.IllegalStateException:试图创建一个已经创建的平台 View ， View ID:0

Question

我正在尝试从 flutter 的焰火构建Google map ...但是此错误确实使我烦恼...请帮助我...

2020-02-19 05:16:45.027 24331-24360 / com.cookietech.flutter_map E / flutter:[ERROR:flutter / lib / ui / ui_dart_state.cc(157)]未处理的异常:PlatformException(错误，java.lang。 IllegalStateException:尝试创建一个已经创建的平台 View ， View ID:0
在io.flutter.plugin.platform.PlatformViewsController $ 1.createPlatformView(PlatformViewsController.java:85)
在io.flutter.embedding.engine.systemchannels.PlatformViewsChannel $ 1.create(PlatformViewsChannel.java:96)
在io.flutter.embedding.engine.systemchannels.PlatformViewsChannel $ 1.onMethodCall(PlatformViewsChannel.java:60)
在io.flutter.plugin.common.MethodChannel $ IncomingMethodCallHandler.onMessage(MethodChannel.java:231)
在io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:93)
在io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:642)
在android.os.MessageQueue.nativePollOnce(本地方法)
在android.os.MessageQueue.next(MessageQueue.java:325)
在android.os.Looper.loop(Looper.java:142)
在android.app.ActivityThread.main(ActivityThread.java:6598)
在java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.RuntimeInit $ MethodAndArgsCaller.run(RuntimeInit.java:438)
在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:869)
， 空值)
＃0 StandardMethodCodec.decodeEnvelope(软件包:flutter / src / services / message_codecs.dart:569:7)
＃1 MethodChannel._invokeMethod(package:flutter / src / services / platform_channel.dart:156:18)

＃2 MethodChannel.invokeMethod(package:flutter / src / services / platform_channel.dart:329:12)
＃3 AndroidViewController._create(package:flutter / src / services / platform_views.dart:633:54)
＃4 AndroidViewController.setSize(package:flutter / src / services / platform_views.dart:550:14)
＃5 RenderAndroidView._sizePlatformView(package:flutter / src / rendering / platform_view.dart:175:29)
＃6 RenderAndroidView.performResize(package:flutter / src / rendering / platform_view.dart:156:5)
＃7 RenderObject.layout(package:flutter / src / rendering / object.dart:1746:9)
＃8 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃9 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃10 MultiChildLayoutDelegate.layoutChild(package:flutter / src / rendering / custom_layout.dart:171:11)
＃11 _ScaffoldLayout.performLayout(package:flutter / src / material / scaffold.dart:477:7)
＃12 MultiChildLayoutDelegate._callPerformLayout(package:flutter / src / rendering / custom_layout.dart:240:7)
＃13 RenderCustomMultiChildLayoutBox.performLayout(package:flutter / src / rendering / custom_layout.dart:399:14)
＃14 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃15 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃16 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃17 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃18 _RenderCustomClip.performLayout(package:flutter / src / rendering / proxy_box.dart:1247:11)
＃19 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃20 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃21 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃22 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃23 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃24 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃25 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃26 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃27 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃28 RenderProxyBoxMixin.performLayout(package:flutter / src / rendering / proxy_box.dart:110:13)
＃29 RenderObject.layout(package:flutter / src / rendering / object.dart:1767:7)
＃30 RenderProxyBoxMixin.performLayout(package:flu

Answer 1

我想我得到了答案...
如果我错了，请纠正我。
我为解决该问题所做的是...
我写了这些命令到终端...
1. flutter 干净
2. flutter pub缓存修复
然后，我重建应用程序，它可以工作。
我也看到了很多时间，该应用程序的表现似乎与预期不符。所以在那种情况下，我只是从设备上关闭了该应用程序，然后再次重建它，它就可以工作了...
我不知道为什么会这样。
我猜这是一个错误。可能是Google需要解决这些问题或提供有关此事实的清晰文档。