onUrlChanged always listen even I cancel the subscription & dispose the webview

[FareedR]

I noticed that whenever I click the webview for the 2nd time . onUrlChanged listen ( duplicate ) the same data .

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`final flutterWebViewPlugin = FlutterWebviewPlugin(); StreamSubscription _onUrlChanged;

@override void initState() { super.initState(); flutterWebViewPlugin.close(); _onUrlChanged = flutterWebViewPlugin.onUrlChanged.listen((url) { if (mounted) { if (url.contains( '${EnviromentConfig.baseUrl}/?status_id=1')) { Uri uri = Uri.parse(url); _redirect(uri); } else if (url.contains( '${EnviromentConfig.baseUrl}/?statusid=0')) { Uri uri = Uri.parse(url); String message = uri.queryParameters['message'].replaceAll('', ' '); Navigator.pop(_scaffoldKey.currentContext); final snackBar = SnackBar(backgroundColor: Colors.red, content: Text(message)); _scaffoldKey.currentState.showSnackBar(snackBar); } } }); }

@override void dispose() { _onUrlChanged.cancel(); flutterWebViewPlugin.dispose(); super.dispose(); }`