Flutter does not recognize my package (Unused impor error)

[1]https://i.stack.imgur.com/6ecpX.png
[1]: https://i.stack.imgur.com/0CWri.png

Hey there I was making a todo app on flutter and my app is working correctly. Then, suddenly I write some other codes after that flutter did not recognize my homepage package and saying that ‘unused import’ but I’m using it.How can I fix this

>Solution :

Somehow you removed the loading of the HomePage from main.dart. Inside MaterialApp there should be something like:

home: const HomePage()