FutureBuilder(
future:Future.value( FirebaseFirestore.instance.collection(‘users’).doc(userId).get(),),
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting) {
return const Text(“Loading…”);
} else if (snapshot.hasError || snapshot.data == null) {
return const Text(“User not found”);
}

              // Safely access the 'username' field
              var username = snapshot.data?['username'];
              if (username!= null && username.isNotEmpty) {
                return Text(
                  username, // Display the username
                  style: const TextStyle(fontWeight: FontWeight.bold),
                );
              } else {
                return const Text("Username not found");
              }
            },
          ),

Bad state: cannot get field “username” on a DocumentSnapshotPlatform which does not exist