使用下面的代码，我无法从我的 TeX 读取 PDF。
\documentclass[a4paper]{memoir}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{amsmath,amsfonts,amssymb}
\usepackage{mathtools}
\usepackage{wasysym}
\usepackage{amsthm}
\usepackage{titletoc}
\usepackage[svgnames]{xcolor}
\usepackage[]{geometry}
\usepackage{tabularx}
\usepackage{tabu}
\usepackage{enumitem}
\usepackage{lipsum}
\usepackage{CJKutf8}
\usepackage[french,english]{babel}
\usepackage[]{hyperref}
\hypersetup{colorlinks=true,
citecolor=DarkBlue,
linkcolor=DarkBlue,
linktoc=page,
urlcolor=black,
}
\title{Title}
\date{mardi, le 19 novembre 2019}
\author{Simon \textsc{Zugmeyer}}
\setsecnumdepth{subsection}
\newcommand{\titlemath}[2]{\texorpdfstring{#1}{#2}}
\newcommand{\todo}[1]{\textcolor{red}{{\textbf{TODO:~}#1}}}
\newtheorem{thrm}{Theorem}[chapter]
\newtheorem{prop}[thrm]{Proposition}
\newtheorem{coro}[thrm]{Corollary}
\newtheorem{lemm}[thrm]{Lemma}
\theoremstyle{definition}
\newtheorem{defi}[thrm]{Definition}
\newtheorem*{claim}{Claim}
\theoremstyle{remark}
\newtheorem{rmrk}[thrm]{Remark}
\newtheorem{hypo}{Hypothesis}
\renewcommand\thehypo{\textit{\Alph{hypo}}}
\newcommand{\R}{\mathbb{R}}
\newcommand{\C}{\mathbb{C}}
\newcommand{\Z}{\mathbb{Z}}
\newcommand{\Q}{\mathbb{Q}}
\newcommand{\N}{\mathbb{N}}
\newcommand{\vphi}{\varphi}
\newcommand{\eps}{\varepsilon}
\newcommand{\mc}{\mathcal}
\newcommand{\ol}{\overline}
\newcommand{\2}{{2^*}}
\newcommand{\p}{{p^*}}
\DeclareMathOperator{\Hess}{Hess}
\DeclareMathOperator{\Ent}{Ent}
\DeclareMathOperator{\Id}{Id}
\DeclareMathOperator{\supp}{supp}
\DeclareMathOperator{\dive}{div}
\DeclareMathOperator{\grad}{grad}
\DeclareMathOperator{\ic}{\mathbin{\Square}}
\DeclareMathOperator{\dom}{dom}
\DeclareMathOperator{\epi}{epi}
\DeclareMathOperator{\lip}{Lip}
\DeclareMathOperator{\Var}{Var}
\DeclareMathOperator{\Ric}{Ric}
\DeclarePairedDelimiter{\norm}{\lVert}{\rVert}
\DeclarePairedDelimiter{\abs}{\lvert}{\rvert}
\DeclarePairedDelimiter{\sbra}{[}{]}
\DeclarePairedDelimiter{\pare}{(}{)}
\AtBeginDocument{\mathcode`\;=\numexpr\mathcode`\;-\string"4000\relax}
\makeatletter
\newcommand*\cleardoublepageeven{\clearpage\if@twoside
\ifodd\c@page \thispagestyle{empty}\hbox{}\newpage\if@twocolumn\hbox{}
\newpage\fi\fi\fi}
\let\oldabs\abs
\def\abs{\@ifstar{\oldabs}{\oldabs*}}
\let\oldnorm\norm
\def\norm{\@ifstar{\oldnorm}{\oldnorm*}}
\let\oldsbra\sbra
\def\sbra{\@ifstar{\oldsbra}{\oldsbra*}}
\let\oldpare\pare
\def\pare{\@ifstar{\oldpare}{\oldpare*}}
\makeatother
\begin{document}
\input{cover_jury}
\frontmatter
\begin{otherlanguage}{french}
\input{acknowledgements}
\input{intro_fr}
\end{otherlanguage}
\newpage
\tableofcontents
\mainmatter
\setcounter{tocdepth}{2}
\input{intro}
\input{chap1}
\input{chap2}
\input{chap3}
\backmatter
\input{index}
\bibliographystyle{alpha}
\bibliography{biblio_main}
\cleardoublepageeven
\input{back}
\end{document}
屏幕上出现的问题如下图所示。我该如何修复这个问题？
