\maketitle 背面的控制序列未定义

Question

我在 overleaf 上使用 \maketitle 时遇到了问题，代码运行正常并产生了所需的输出，但仍然出现错误，我想找出为什么会发生这种情况。

所以问题是：

这是乳胶代码:(错误出在 \maketitle 上）

\documentclass[
    article,        
    11pt,           
    oneside,        
    a4paper,            
    brazil,     
    brazil,         
    sumario=tradicional
    ]{abntex2}


\usepackage{lmodern}            
\usepackage[T1]{fontenc}        
\usepackage[utf8]{inputenc}     
\usepackage{indentfirst}        
\usepackage{nomencl}            
\usepackage{color}              
\usepackage{graphicx}           
\usepackage{adjustbox}
\usepackage{microtype}          
\usepackage{float}
\usepackage{caption}
\usepackage{verbatim}
\usepackage{mathrsfs}
\usepackage{amsmath}

\newsavebox\foobox
\newlength{\foodim}
\newcommand{\slantbox}[2][0]{\mbox{%
        \sbox{\foobox}{#2}%
        \foodim=#1\wd\foobox
        \hskip \wd\foobox
        \hskip -0.5\foodim
        \pdfsave
        \pdfsetmatrix{1 0 #1 1}%
        \llap{\usebox{\foobox}}%
        \pdfrestore
        \hskip 0.5\foodim
}}
\def\Laplace{\slantbox[-.45]{$\mathscr{L}$}}


\usepackage{lipsum} 

\usepackage{hyperref}
\usepackage{csquotes}

\usepackage[sorting=none]{biblatex}
%\addbibresource{bibli.bib} 

\title{Desenvolvimento de um sistema}
\autor{Ana M Brito}
\local{Brasil}
\data{Setembro de 2021}

\definecolor{blue}{RGB}{41,5,195}

\makeatletter

\makeatother

\setlrmarginsandblock{3cm}{3cm}{*}
\setulmarginsandblock{3cm}{3cm}{*}
\checkandfixthelayout

\setlength{\parindent}{1.3cm}
\setlength{\parskip}{0.2cm} 

\SingleSpacing
\begin{document}
\frenchspacing 

\maketitle % error here

\begin{resumoumacoluna}

Resumo aqui

\vspace{\onelineskip}

\end{resumoumacoluna}

\textual

\section{Introdução}

introducao

\end{document}