Firebase facebook authentication

[somen18]

I can not authenticate facebook login by using firebase.It is showing following error.What should I do?Here is my code.const handleFbLogIn =() =>{
const fbProvider = new firebase.auth.FacebookAuthProvider();
firebase.auth()
.signInWithPopup(fbProvider)
.then(res=>{
const {displayName,photoURL,email} = res.user;
console.log(user)

        const loggedInUser ={
            isLogIn : true,
            name : displayName,
            email: email,
            imagSrc : photoURL, 
            success : true

        }
        setUser(loggedInUser);
    })
    .catch(err =>{
        console.log(err);
        console.log(err.message)
    })


}