Select not "registering" choice, error saying it's required

public function checkInAction(): Action
    {
        Log::info('submitAction running');

        return Action::make('checkInAction')
            ->label('')
            ->color('success')
            ->icon('tabler-check')
            ->button()
            ->size('lg')
            ->extraAttributes([
                'class' => 'col-span-3',
            ])
            ->form([
                Forms\Components\Select::make('schedule')
                    ->required()
                    ->afterStateUpdated(function (?string $state, ?string $old) {
                        ddd('here');
                    })
                    ->options(function (): array {
                        //  Query the database for the list of schedules
                        // I removed this part due to the discord char limit
                        // It returns an array with the proper data to fill the options
                        // It works and shows it on the front-end
                    }),
            ])
            ->action(function ($data){
                ddd($data);
                Attendance::create(
                    [
                        'member_id' => $this->code,
                        'activity_id' => $data['schedule'],
                        'trainer_id' => 1,
                        'room_id' => 1,
                        'day' => now()->format('N'),
                        'start_time' => now()->format('H:i:s'),
                        'end_time' => now()->addHour()->format('H:i:s'),
                    ]
                );
            });
    }