我今天 (2021/12/10) 更新了 Ubuntu 20.04，其中包含了更新的 miktex 库。因此，现在当我尝试编译一个功能齐全的 .tex 文件时，出现以下错误（来自日志文件）：
miktex-makemf-找不到 t1xtt 源文件
关于如何解决这个问题有什么帮助吗？
提前非常感谢
我没有测试用例。我只是拿了那个出错的文档的封面，也出错了，但是是另一个错误：
2021-12-10 17:08:04,266+0100 INFO miktex-makemf - 此进程 (7590) 由“miktex-makepk”使用命令行启动：miktex-makemf --miktex-enable-installer --miktex-disable-maintenance --miktex-disable-diagnose --verbose rtxptmr 2021-12-10 17:08:04,267+0100 FATAL miktex-makemf - 找不到 rtxptmr 源文件。2021-12-10 17:08:04,267+0100 FATAL miktex-makemf - 找不到 rtxptmr 源文件。 2021-12-10 17:08:04,267+0100 FATAL miktex-makemf - 信息：2021-12-10 17:08:04,267+0100 FATAL miktex-makemf - 来源：2021-12-10 17:08:04,267+0100 FATAL miktex-makemf - 行：0 2021-12-10 17:08:04,268+0100 INFO miktex-makemf - 此进程 (7590) 以退出代码 1 结束
这是出现第二个错误的 .tex：这里有一个小的 .tex，它给了我另一个错误（这是我的博士论文封面）：
%----------
% WARNING
%----------
%
% This Guide contains Library recommendations based mainly on APA and IEEE styles (https://uc3m.libguides.com/en/thesis/), but you must always follow the guidelines of your thesis Tutor and the rules and regulations of the Doctoral School.
%----------
% DOCUMENT SETTINGS
%----------
\documentclass[12pt]{report} % font: 12pt
% MÁRGENES: 2,5 cm top an bottom; 3 cm left and right
\usepackage[
a4paper,
vmargin=2.5cm,
hmargin=3cm
]{geometry}
% Paragraph Spacing and Line Spacing: Narrow (6 pt / 1.15 spacing) or Moderate (6 pt / 1.5 spacing)
\renewcommand{\baselinestretch}{1.15}
\parskip=6pt
% PDF/A -- Important for its inclusion in e-Archive. PDF/A is the optimal format for preservation and for the generation of metadata: http://uc3m.libguides.com/ld.php?content_id=31389625.
% In the template we include the file OUTPUT.XMPDATA. You can download that file and include the metadata that will be incorporated into the PDF file when you compile the memoria.tex file. Then upload it back to your project.
\usepackage[a-1b]{pdfx}
% LINKS
\usepackage{hyperref}
\hypersetup{colorlinks=true,
linkcolor=black, % links to parts of the document (e.g. index) in black
urlcolor=blue} % links to resources outside the document in blue
\usepackage[font=small,skip=0pt]{caption} %Remove line between figure and captio
% MATH EXPRESSIONS
\usepackage{amsmath,amssymb,amsfonts,amsthm}
% Character encoding
\usepackage{txfonts}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{booktabs}
% Nomenclature
\usepackage{nomencl}
\makenomenclature
%Algorithms
\usepackage{algorithm}% http://ctan.org/pkg/algorithms
\usepackage{algpseudocode}% http://ctan.org/pkg/algorithmicx
% English settings
\usepackage[english]{babel}
\usepackage[babel, english=american]{csquotes}
\AtBeginEnvironment{quote}{\small}
% Footer settings
\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}
\renewcommand{\headrulewidth}{0pt}
\rfoot{\thepage}
\fancypagestyle{plain}{\pagestyle{fancy}}
% DESIGN OF THE TITLES of the parts of the work (chapters and epigraphs or sub-chapters)
\usepackage{titlesec}
\usepackage{titletoc}
\titleformat{\chapter}[block]
{\large\bfseries\filcenter}
{\thechapter.}
{5pt}
{\MakeUppercase}
{}
\titlespacing{\chapter}{0pt}{0pt}{*3}
\titlecontents{chapter}
[0pt]
{}
{\contentsmargin{0pt}\thecontentslabel.\enspace\uppercase}
{\contentsmargin{0pt}\uppercase}
{\titlerule*[.7pc]{.}\contentspage}
\titleformat{\section}
{\bfseries}
{\thesection.}
{5pt}
{}
\titlecontents{section}
[5pt]
{}
{\contentsmargin{0pt}\thecontentslabel.\enspace}
{\contentsmargin{0pt}}
{\titlerule*[.7pc]{.}\contentspage}
\titleformat{\subsection}
{\normalsize\bfseries}
{\thesubsection.}
{5pt}
{}
\titlecontents{subsection}
[10pt]
{}
{\contentsmargin{0pt}
\thecontentslabel.\enspace}
{\contentsmargin{0pt}}
{\titlerule*[.7pc]{.}\contentspage}
% Footnotes
\usepackage{chngcntr}
\counterwithout{footnote}{chapter}
% FIGURES
\usepackage{graphicx}
\graphicspath{{imagenes/}} % Images folder
%REFERENCES
% IEEE bibliography setup
\usepackage[backend=bibtex, style=ieee, isbn=false,sortcites, maxbibnames=6, minbibnames=1]{biblatex} % Setting for IEEE citation style, recommended for engineering. "maxbibnames" indicates that from 6 authors truncate the list in the first one (minbibnames) and add "et al." as used in the IEEE style.
%\addbibresource{bibliography/thesisRefLibrary.bib} % The references.bib file in which the bibliography used should be
%-------------
% DOCUMENT
%-------------
\begin{document}
\pagenumbering{roman} % Roman numerals are used in the numbering of the pages preceding the body of the work.
%----------
% COVER
%----------
\begin{titlepage}
%\begin{sffamily}
\begin{center}
\begin{Huge}
xxxxx\\
\bigskip
by\\
\bigskip
xxxx\\
\end{Huge}
\vspace{3 cm}
\begin{Large}
A dissertation submitted by in partial fulfillment of the requirements for the degree of Doctor of Philosophy in\\
\bigskip
xxxx\\
\vspace{2cm}
xxxxx\\
\vspace{3cm}
Advisor(s):\\
\bigskip
xxxxx\\
\bigskip
Tutor:\\
\bigskip
xxxxx\\
\bigskip
XXXXX 202X\\
\end{Large}
\end{center}
\end{titlepage}
%----------
% LICENCIA CREATIVE COMMONS
%----------
%\input{License/License.tex}
%----------
% DEDICATION
%----------
%\input{Dedication/Dedication.tex}
%----------
% DECLARATION
%----------
%\input{Declaration/Declaration.tex}
%----------
% ACKNOWLEDGEMENTS
%----------
% If you do not wish any acknowledgements to your thesis, do not include this page.
%\input{Acknowledgement/Acknowledgement.tex}
%----------
% PUBLISHED AND SUBMITTED CONTENT
%----------
%\input{Publishment/Publishment.tex}
%----------
% OTHER RESEARCH MERITS
%----------
%\input{OtherMerits/OtherMerits.tex}
%--
% Nomenclature
%--
% See https://bytefreaks.net/applications/using-nomenclature-in-texstudio
\printnomenclature
\thispagestyle{fancy}
%----------
% TOC
%----------
\tableofcontents
\thispagestyle{fancy}
%--
% List of figures. If they are not included, comment the following lines
%-
\listoffigures
\thispagestyle{fancy}
%--
% List of tables. If they are not included, comment the following lines
%-
\listoftables
\thispagestyle{fancy}
%----------
% THESIS
%----------
\clearpage
\pagenumbering{arabic} % % numbering with Arabic numerals for the rest of the document.
%----------
% THESIS
%----------
\pagenumbering{arabic} % % numbering with Arabic numerals for the rest of the document.
%\clearpage \input{Chapter1/chapter1.tex}
%\clearpage \input{Chapter2/chapter2.tex}
%\clearpage \input{Chapter3/chapter3.tex}
%\clearpage \input{Chapter4/chapter4.tex}
%\clearpage \input{Chapter5/chapter5.tex}
%\clearpage \input{Chapter6/chapter6.tex}
%\clearpage \input{Chapter7/chapter7.tex}
\clearpage \addcontentsline{toc}{chapter}{Bibliography}
% BibTeX users please use one of
%\bibliographystyle{spbasic} % basic style, author-year citations
%\bibliographystyle{spmpsci} % mathematics and physical sciences
%\bibliographystyle{spphys} % APS-like style for physics
%\printbibliography
\clearpage{}
%----------