This question belong to those who has worked with quickblox sdk.
I am going to create a chat application by quickBlox sdk. I installed package from pub.dev and it work fine with create user, login and create dialog but when I called send method I face with this error any one help me.
[ +22 ms] E/MethodChannel#FlutterQBChatChannel(20162): Failed to handle method call
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Long
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at com.quickblox.quickblox_sdk.chat.ChatModule.sendMessage(ChatModule.java:681)
[ +12 ms] E/MethodChannel#FlutterQBChatChannel(20162): at com.quickblox.quickblox_sdk.chat.ChatModule.handleMethod(ChatModule.java:148)
[ +9 ms] E/MethodChannel#FlutterQBChatChannel(20162): at
com.quickblox.quickblox_sdk.chat.-$$Lambda$DVgH6HdFVfXJ1jon6MQo8bSJBRA.onMethodCall(Unknown Source:2)
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at
io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:262)
[ ] E/MethodChannel#FlutterQBChatChannel(20162): at
io.flutter.embedding.engine.dart.DartMessenger.invokeHandler(DartMessenger.java:178)
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at
io.flutter.embedding.engine.dart.DartMessenger.lambda$handleMessageFromDart$0$DartMessenger(DartMessenger.java:206)
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at
io.flutter.embedding.engine.dart.-$$Lambda$DartMessenger$6ZD1MYkhaLxyPjtoFDxe45u43DI.run(Unknown Source:12)
[ ] E/MethodChannel#FlutterQBChatChannel(20162): at android.os.Handler.handleCallback(Handler.java:873)
[ ] E/MethodChannel#FlutterQBChatChannel(20162): at android.os.Handler.dispatchMessage(Handler.java:99)
[ ] E/MethodChannel#FlutterQBChatChannel(20162): at android.os.Looper.loop(Looper.java:193)
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at android.app.ActivityThread.main(ActivityThread.java:6669)
[ +1 ms] E/MethodChannel#FlutterQBChatChannel(20162): at java.lang.reflect.Method.invoke(Native Method)
[ +3 ms] E/MethodChannel#FlutterQBChatChannel(20162): at
com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
[ +37 ms] E/MethodChannel#FlutterQBChatChannel(20162): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
[ +24 ms] I/flutter (20162): java.lang.String cannot be cast to java.lang.Long//null//java.lang.ClassCastException: java.lang.String
cannot be cast to java.lang.Long
[ +2 ms] I/flutter (20162): at com.quickblox.quickblox_sdk.chat.ChatModule.sendMessage(ChatModule.java:681)
[ +1 ms] I/flutter (20162): at com.quickblox.quickblox_sdk.chat.ChatModule.handleMethod(ChatModule.java:148)
[ +2 ms] I/flutter (20162): at com.quickblox.quickblox_sdk.chat.-$$Lambda$DVgH6HdFVfXJ1jon6MQo8bSJBRA.onMethodCall(Unknown Source:2)
[ +1 ms] I/flutter (20162): at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:262)
[ +1 ms] I/flutter (20162): at io.flutter.embedding.engine.dart.DartMessenger.invokeHandler(DartMessenger.java:178)
[ +1 ms] I/flutter (20162): at
io.flutter.embedding.engine.dart.DartMessenger.lambda$handleMessageFromDart$0$DartMessenger(DartMessenger.java:206)
[ +1 ms] I/flutter (20162): at io.flutter.embedding.engine.dart.-$$Lambda$DartMessenger$6ZD1MYkhaLxyPjtoFDxe45u43DI.run(Unknown
Source:12)
[ ] I/flutter (20162): at android.os.Handler.handleCallback(Handler.java:873)
[ +1 ms] I/flutter (20162): at android.os.Handler.dispatchMessage(Handler.java:99)
[ ] I/flutter (20162): at android.os.Looper.loop(Looper.java:193)
[ ] I/flutter (20162): at android.app.ActivityThread.main(A
This Exception occurs, because of the dateSent parameter. I faced the same problem I was able to solve it by sending null as value, because dateSent is not required.