jmessage_flutter deleteConversation 安卓报错，iOS 可以正常删除

安卓上提示 conversation type is error

jMessage: 0.3.0
flutter : 1.9.1

E/flutter (20229): [ERROR:flutter/lib/ui/ui_dart_state.cc(148)] Unhandled Exception: PlatformException(1, Conversation type is error, )
E/flutter (20229): #0 StandardMethodCodec.decodeEnvelope (package:flutter/src/services/message_codecs.dart:569:7)
E/flutter (20229): #1 MethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:316:33)
E/flutter (20229):
E/flutter (20229): #2 JmessageFlutter.deleteConversation (package:jmessage_flutter/jmessage_flutter.dart:1140:20)
E/flutter (20229):
E/flutter (20229): #3 _HomeState.deleteConversation (package:fixtime/screens/home/home.dart:261:14)
E/flutter (20229): #4 _HomeState.buildConversationItem. (package:fixtime/screens/home/home.dart:363:25)
E/flutter (20229): #5 _InkResponseState._handleLongPress (package:flutter/src/material/ink_well.dart:680:14)
E/flutter (20229): #6 _InkResponseState.build. (package:flutter/src/material/ink_well.dart:732:57)
E/flutter (20229): #7 GestureRecognizer.invokeCallback (package:flutter/src/gestures/recognizer.dart:182:24)
E/flutter (20229): #8 LongPressGestureRecognizer._checkLongPressStart (package:flutter/src/gestures/long_press.dart:300:7)
E/flutter (20229): #9 LongPressGestureRecognizer.didExceedDeadline (package:flutter/src/gestures/long_press.dart:249:5)
E/flutter (20229): #10 PrimaryPointerGestureRecognizer.didExceedDeadlineWithEvent (package:flutter/src/gestures/recognizer.dart:481:5)
E/flutter (20229): #11 PrimaryPointerGestureRecognizer.addAllowedPointer. (package:flutter/src/gestures/recognizer.dart:434:40)
E/flutter (20229): #12 _rootRun (dart:async/zone.dart:1120:38)
E/flutter (20229): #13 _CustomZone.run (dart:async/zone.dart:1021:19)
E/flutter (20229): #14 _CustomZone.runGuarded (dart:async/zone.dart:923:7)
E/flutter (20229): #15 _CustomZone.bindCallbackGuarded. (dart:async/zone.dart:963:23)
E/flutter (20229): #16 _rootRun (dart:async/zone.dart:1124:13)
E/flutter (20229): #17 _CustomZone.run (dart:async/zone.dart:1021:19)
E/flutter (20229): #18 _CustomZone.bindCallback. (dart:async/zone.dart:947:23)
E/flutter (20229): #19 Timer._createTimer. (dart:async-patch/timer_patch.dart:21:15)
E/flutter (20229): #20 _Timer._runTimers (dart:isolate-patch/timer_impl.dart:382:19)
E/flutter (20229): #21 _Timer._handleMessage (dart:isolate-patch/timer_impl.dart:416:5)
E/flutter (20229): #22 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:172:12)
E/flutter (20229):