Error running the project in the child window

[vusarath]

Using desktop_multi_window package crated a new window from a flutter windows application
and when created and opened new window with this browser component it fails with this error

[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: MissingPluginException(No implementation found for method initialize on channel io.jns.webview.win)
#0 MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:313:7)

#1 MethodChannel.invokeMapMethod (package:flutter/src/services/platform_channel.dart:518:43)

#2 WebviewController.initialize (package:webview_windows/src/webview.dart:172:11)

Any thing i missed or any suggestions.