Hata çözümü

No material widget found hatası

@override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Webmaster.Kitchen"),
        backgroundColor: Colors.deepOrangeAccent,
      ),
      body: Padding(
        padding: const EdgeInsets.only(top: 58.0, right: 10, left: 10),

        /// In AnimSearchBar widget, the width, textController, onSuffixTap are required properties.
        /// You have also control over the suffixIcon, prefixIcon, helpText and animationDurationInMilli
        child: AnimSearchBar(
          width: 400,
          textController: textController,
          onSuffixTap: () {
            setState(() {
              textController.clear();
            });
          },
        ),
      ),
    );
  }