我有以下设置:一个带有2个标签的应用.在第二个选项卡上有一个绑定到ObservableCollection的ListView.在第一个选项卡上有控件,导致第二个选项卡的ViewModel重新加载ObservableCollection.它运行良好,直到我添加了自定义MvxAdapter(需要它用于多态列表项).在每次更新之后,我在应用程序输出中看到以下异常(请注意,列表仍会重新加载其值):
mvx:Warning: 42.24 Exception masked during Adapter RealNotifyDataSetChanged ArgumentException: 'jobject' must not be IntPtr.Zero.
Parameter name: jobject
at Android.Runtime.JNIEnv.CallNonvirtualVoidMethod (IntPtr jobject, IntPtr jclass, IntPtr jmethod) [0x00010] in /Users/builder/data/lanes/monodroid-mlion-monodroid-4.14-series/8e79d361/source/monodroid/src/Mono.Android/src/Runtime/JNIEnv.g.cs:866
at Android.Widget.BaseAdapter.NotifyDataSetChanged () [0x00058] in /Users/builder/data/lanes/monodroid-mlion-monodroid-4.14-series/8e79d361/source/monodroid/src/Mono.Android/platforms/android-19/src/generated/Android.Widget.BaseAdapter.cs:311
at Cirrious.MvvmCross.Binding.Droid.Views.MvxAdapter.RealNotifyDataSetChanged () [0x00000] in <filename unknown>:0
mvx:Warning: 42.24 Exception masked during Adapter RealNotifyDataSetChanged ArgumentException: 'jobject' must not be IntPtr.Zero.
Parameter name: jobject
at Android.Runtime.JNIEnv.CallNonvirtualVoidMethod (IntPtr jobject, IntPtr jclass, IntPtr jmethod) [0x00010] in /Users/builder/data/lanes/monodroid-mlion-monodroid-4.14-series/8e79d361/source/monodroid/src/Mono.Android/src/Runtime/JNIEnv.g.cs:866
at Android.Widget.BaseAdapter.NotifyDataSetChanged () [0x00058] in /Users/builder/data/lanes/monodroid-mlion-monodroid-4.14-series/8e79d361/source/monodroid/src/Mono.Android/platforms/android-19/src/generated/Android.Widget.BaseAdapter.cs:311
at Cirrious.MvvmCross.Binding.Droid.Views.MvxAdapter.RealNotifyDataSetChanged () [0x00000] in <filename …