if (!$user_ID){
if(isset($_POST['op_classiera']) ){
    if($_POST['submit'] == 'Reset'){

        // First, make sure the email address is set
        if ( isset( $_POST['email'] ) && ! empty( $_POST['email'] ) ) {

            // Next, sanitize the data
            $email_addr = trim( strip_tags( stripslashes( $_POST['email'] ) ) );

            $user = get_user_by( 'email', $email_addr );
            $user_ID = $user->ID;

            if( !empty($user_ID)) {

                $new_password = wp_generate_password( 12, false );

                if ( isset($new_password) ) {

                    wp_set_password( $new_password, $user_ID );

                    $message = "Check your email for new password.";

                    $from = get_option('admin_email');
                    $headers = 'From: '.$from . "rn";
                    $subject = "Password reset!";
                    $msg = "Reset password.nYour login detailsnNew Password: $new_password";
                    wp_mail( $email_addr, $subject, $msg, $headers );

                    $resetSuccess = 1;

                }

            } else {

                $message = "There is no user available for this email.";

            } // end if/else

        } else {
            $message = "Email should not be empty.";
        }

    }