App has crashed, executing CustomActivityOnCrash's UncaughtExceptionHandler     java.lang.NullPointerException: Attempt to read from field 'java.lang.String cn.wildfirechat.model.ConversationInfo.draft' on a null object reference         at android.os.Parcel.createException(Parcel.java:2080)         at android.os.Parcel.readException(Parcel.java:2042)         at android.os.Parcel.readException(Parcel.java:1990)         at cn.wildfirechat.client.IRemoteClient$Stub$Proxy.setConversationDraft(IRemoteClient.java:4085)         at cn.wildfirechat.remote.ChatManager.setConversationDraft(ChatManager.java:3103)         at cn.wildfire.chat.kit.viewmodel.MessageViewModel.sendTextMsg(MessageViewModel.java:278)         at cn.wildfire.chat.kit.conversation.ConversationInputPanel.sendMessage(ConversationInputPanel.java:460)         at cn.wildfire.chat.kit.conversation.ConversationInputPanel_ViewBinding$5.doClick(ConversationInputPanel_ViewBinding.java:109)         at butterknife.internal.DebouncingOnClickListener.onClick(DebouncingOnClickListener.java:18)         at android.view.View.performClick(View.java:7300)         at android.view.View.performClickInternal(View.java:7277)         at android.view.View.access$3600(View.java:822)         at android.view.View$PerformClick.run(View.java:28027)         at android.os.Handler.handleCallback(Handler.java:883)         at android.os.Handler.dispatchMessage(Handler.java:100)         at android.os.Looper.loop(Looper.java:224)         at android.app.ActivityThread.main(ActivityThread.java:7574)         at java.lang.reflect.Method.invoke(Native Method)         at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539)         at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:950)  2021-12-16 11:19:58.151 1613-14113/? E/VibratorService: cancel android