经过几个小时的搜索和尝试，我还是不知道解决方法 - 我无法使用helvetica字体pdflatex。我发现 - 没有任何部分（这里有 2 个示例）它可以正常工作而不会出现错误。
有人能帮我解决这个问题吗？我快疯了 :((
我添加了 tex 和我的 pdflatex 日志：
\documentclass[12pt]{scrartcl}
\usepackage[scaled]{helvet}
\usepackage[a4paper,left=2cm,right=2cm,top=2cm,bottom=1cm]{geometry}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[ngerman]{babel}
\usepackage[center]{caption}
\usepackage{paralist}
\usepackage{graphicx}
\usepackage[babel,german=guillemets]{csquotes}
\usepackage[
backend=biber,
style=authoryear-icomp,
sortlocale=de_DE,
natbib=true,
url=false,
doi=true,
eprint=false,
]{biblatex}
\usepackage{hyperref}
\renewcommand\familydefault{\sfdefault}
\begin{document}
\section{dffsa}
\section{dffsa2}
\newpage
Test
Not him old music think his found enjoy merry. Listening acuteness dependent at or an. Apartments thoroughly unsatiable terminated sex how themselves. She are ten hours wrong walls stand early. Domestic perceive on an ladyship extended received do. Why jennings our whatever his learning gay perceive. Is against no he without subject. Bed connection unreserved preference partiality not unaffected. Years merit trees so think in hoped we as.
\end{document}
日志：
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/l3backend\l3backen
d-pdfmode.def"
File: l3backend-pdfmode.def 2020-06-23 L3 backend support: PDF mode
\l__kernel_color_stack_int=\count390
\l__pdf_internal_box=\box47
) (testfile.aux)
\openout1 = `testfile.aux'.
LaTeX Font Info: Checking defaults for OML/cmm/m/it on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for OMS/cmsy/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for OT1/cmr/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for T1/cmr/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for TS1/cmr/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for OMX/cmex/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for U/cmr/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Checking defaults for PD1/pdf/m/n on input line 24.
LaTeX Font Info: ... okay on input line 24.
LaTeX Font Info: Trying to load font information for T1+phv on input line 24
.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/psnfss\t1phv.fd"
File: t1phv.fd 2020/03/25 scalable font definitions for T1/phv.
)
LaTeX Font Info: Font shape `T1/phv/m/n' will be
(Font) scaled to size 11.39996pt on input line 24.
*geometry* driver: auto-detecting
*geometry* detected driver: pdftex
*geometry* verbose mode - [ preamble ] result:
* driver: pdftex
* paper: a4paper
* layout: <same size as paper>
* layoutoffset:(h,v)=(0.0pt,0.0pt)
* modes:
* h-part:(L,W,R)=(56.9055pt, 483.69687pt, 56.9055pt)
* v-part:(T,H,B)=(56.9055pt, 759.6886pt, 28.45274pt)
* \paperwidth=597.50787pt
* \paperheight=845.04684pt
* \textwidth=483.69687pt
* \textheight=759.6886pt
* \oddsidemargin=-15.36449pt
* \evensidemargin=-15.36449pt
* \topmargin=-55.23949pt
* \headheight=18.125pt
* \headsep=21.75pt
* \topskip=12.0pt
* \footskip=50.75pt
* \marginparwidth=49.79233pt
* \marginparsep=12.8401pt
* \columnsep=10.0pt
* \skip\footins=10.8pt plus 4.0pt minus 2.0pt
* \hoffset=0.0pt
* \voffset=0.0pt
* \mag=1000
* \@twocolumnfalse
* \@twosidefalse
* \@mparswitchfalse
* \@reversemarginfalse
* (1in=72.27pt=25.4mm, 1cm=28.453pt)
Package caption Info: Begin \AtBeginDocument code.
Package caption Info: hyperref package is loaded.
Package caption Info: End \AtBeginDocument code.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/context/base/mkii\supp-p
df.mkii"
[Loading MPS to PDF converter (version 2006.09.02).]
\scratchcounter=\count391
\scratchdimen=\dimen157
\scratchbox=\box48
\nofMPsegments=\count392
\nofMParguments=\count393
\everyMPshowfont=\toks21
\MPscratchCnt=\count394
\MPscratchDim=\dimen158
\MPnumerator=\count395
\makeMPintoPDFobject=\count396
\everyMPtoPDFconversion=\toks22
)
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/epstopdf-pkg\epsto
pdf-base.sty"
Package: epstopdf-base 2020-01-24 v2.11 Base part for package epstopdf
Package epstopdf-base Info: Redefining graphics rule for `.eps' on input line 4
85.
)
Package biblatex Info: Trying to load language 'ngerman'...
Package biblatex Info: ... file 'ngerman.lbx' found.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/biblatex/lbx\ngerm
an.lbx"
File: ngerman.lbx 2019/12/01 v3.14 biblatex localization (PK/MW)
Package biblatex Info: Trying to load language 'german'...
Package biblatex Info: ... file 'german.lbx' found.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/biblatex/lbx\germa
n.lbx"
File: german.lbx 2019/12/01 v3.14 biblatex localization (PK/MW)
)
Package biblatex Info: Trying to load language 'german'...
Package biblatex Info: ... file 'german.lbx' found.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/biblatex/lbx\germa
n.lbx"
File: german.lbx 2019/12/01 v3.14 biblatex localization (PK/MW)
))
Package biblatex Info: Input encoding 'utf8' detected.
Package biblatex Info: Automatic encoding selection.
(biblatex) Assuming data encoding 'utf8'.
\openout3 = `testfile.bcf'.
Package biblatex Info: Trying to load bibliographic data...
Package biblatex Info: ... file 'testfile.bbl' found.
(testfile.bbl)
Package biblatex Info: Reference section=0 on input line 24.
Package biblatex Info: Reference segment=0 on input line 24.
\AtBeginShipoutBox=\box49
Package hyperref Info: Link coloring OFF on input line 24.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/hyperref\nameref.s
ty"
Package: nameref 2019/09/16 v2.46 Cross-referencing by name of section
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/refcount\refcount.
sty"
Package: refcount 2019/12/15 v3.6 Data extraction from label references (HO)
)
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/generic/gettitlestring\g
ettitlestring.sty"
Package: gettitlestring 2019/12/15 v1.6 Cleanup title references (HO)
)
\c@section@level=\count397
)
LaTeX Info: Redefining \ref on input line 24.
LaTeX Info: Redefining \pageref on input line 24.
LaTeX Info: Redefining \nameref on input line 24.
(testfile.out) (testfile.out)
\@outlinefile=\write4
\openout4 = `testfile.out'.
Class scrartcl Info: loading recommended package `bookmark'.
(scrartcl) Using `bookmark' together with `hyperref' is recommended,
(scrartcl) because of handling of possible bookmark level gaps.
(scrartcl) You can avoid loading `bookmark' with KOMA-Script option
(scrartcl) `bookmarkpackage=false' before \begin{document} and
(scrartcl) you can avoid this message adding:
(scrartcl) \usepackage{bookmark}
(scrartcl) before \begin{document} on input line 24.
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/bookmark\bookmark.
sty"
Package: bookmark 2019/12/03 v1.28 PDF bookmarks (HO)
("C:\Users\deskt\AppData\Local\Programs\MiKTeX 2.9\tex/latex/bookmark\bkm-pdfte
x.def"
File: bkm-pdftex.def 2019/12/03 v1.28 bookmark driver for pdfTeX (HO)
Package auxhook Info: \AddLineBeginMainAux comes a little late,
(auxhook) because the main .aux file is already opened on input lin
e 168.
\BKM@id=\count398
))
LaTeX Font Info: Font shape `T1/phv/b/n' will be
(Font) scaled to size 11.39996pt on input line 27.
LaTeX Font Info: Font shape `T1/phv/b/n' will be
(Font) scaled to size 16.41594pt on input line 27.
[1
答案1
修复自：https://github.com/MiKTeX/miktex/issues/568 最终解决了这个问题 - 将在下一版本中修复