Android error "View cannot be resolved to a type

I think we have to import the missing package
either press Ctrl+Shift+o (Cmd + Shift + O on Mac)
or
add  import android.view.View; on top
My problem solved

Android Error: No resource found that matches the given name (at 'hint' with value '@string/edit_message')

Workaround for the following error
error: Error: No resource found that matches the given name (at 'hint' with value '@string/edit_message')
Steps
1. Go to strings.xml file under res->values folder.
2. Add Enter a message and Save.
3. Run your program again.