is about finding the cause of errors or wrong results in (La)TeX code/documents using a methodical approach.

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2
votes
2answers
64 views

Package interference between pdfpages and eso-pic when including pdf-pages

Is it just me or do the pdfpages not get included when using the texcoord option for eso-pic. Could someone confirm this. This is the MWE: \documentclass[12pt,a4paper,notitlepage,oneside]{book} %NOTE ...
4
votes
2answers
270 views

Why does this use of \textwidth cause pdflatex to crash (not exit!)?

I ran into this problem when playing around with tables. \documentclass{article} \begin{document} \begin{table}[h!] 400 MHz \qquad 800MHz \centering \showthe\numexpr\textwidth\relax \tracingall ...
0
votes
1answer
42 views

Badbox overfull \hbox without a specific location

I am using TexMaker as my editor and got an warning message of Badbox. However this warning does not give me the details of the location where the problem happens. Anyone knows how to deal with this? ...
2
votes
3answers
36 views

strange interaction (bug ?) between mdframed and listings

I have a weird behaviour when I try to include some lstlistings inside a mdframed box. Most of the time, it works as expected, but under some conditions, I get incorrect output, or even a latex error ...
4
votes
1answer
62 views

Is there a way to step through LuaLaTeX macros using a remote debugger?

Writing LaTeX macros has always been difficult, and it seems like writing a major package can only be accomplished by a Real Programmer. Fortunately, LuaTeX is on its way, and writing Lua macros is ...
1
vote
0answers
72 views

“Missing \endcsname inserted” error in beamer

\documentclass[handout]{beamer} \usetheme{Madrid} \usepackage{amsmath,tikz} \usetikzlibrary{arrows,matrix,positioning} \begin{document} \begin{frame}{Matrix} This is an example of a matrix. ...
1
vote
0answers
22 views

Figure environments randomly not appearing based on layout

I'm including figures the same way I always have (previously without error), something like: \begin{figure} \centering \includegraphics[width=0.5\textwidth]{../figures/fig21_total} \caption{} ...
4
votes
1answer
171 views

Bad interaction between titlesec/titleps and packages that use \markboth internally

The following MWE demonstrates a bad interaction between endfloat and titleps. The second page has the word FIGURES in all caps in both the header and the footer, contrary to the page style ...
2
votes
1answer
57 views

How to know variable values in tikz for debugging

I am pretty fresh to tikz and I am trying to create a not-so-simple picture. I am also using the calc package with the let command, but the final figure is not the desired one. Therefore, I need to ...
4
votes
2answers
38 views

Which file is really used with \input command

how to know which file is included when we use the command \input if we have many files with the same name in various directories
4
votes
1answer
69 views

Example of LaTeX code that does not compile [duplicate]

In the excellent answer by egreg to the question How Does Latex Know the Page Number of a Reference he said that [t]his is not completely foolproof and there are examples around of cleverly ...
0
votes
1answer
29 views

“Missing { inserted” after adding tilde

I'm trying to add a tilde over some letters of an equation. Yet, the program tells me that Missing { inserted. <to be read again> \gdef l.253 ...B =\widetilde{b}+ \widetilde{A} x_\bar{b} ...
6
votes
2answers
226 views

How can I produce the output of a carriage return in a \message?

It's all in the title. How is it possible to output a carriage return in a \message. For debugging purposes, I need to get readable messages. The obvious doesn't work : \message{A\cr B} outputs A\cr B ...
5
votes
1answer
322 views

Bug: biblatex can not deal name prefix like “van der ”, Miktex updated on 2016.01.16

Firstly, hello everyone. I am new here : ) I am writing my phd thesis using MikTeX + TeXnicCenter and everything goes well, until I have updated MikTeX today. My Problem: The program gives an error ...
1
vote
1answer
37 views

Does pdfTex produce warnings when it doesn't find the word hyphenation pattern?

In my document I use babel package and load several languages for correct hyphenation. \usepackage[icelandic, latin, czech]{babel} I add manually words that babel package doesn't know. ...
9
votes
2answers
175 views

Faulty opacity coloring in TikZ

Lately I've been having trouble with the colors in TikZ. When using opacity, the original color completely changes (red > blue-ish, yellow > green). Honestly I have no idea of the cause, but this ...
1
vote
0answers
41 views

LaTeX Bug after miktex update [closed]

Calling the MWE.tex \documentclass{scrreprt} \begin{document} test \end{document} compiling this MWE with latex MWE.tex => success latex -recorder MWE.tex => latex hangs up (latex funktioniert ...
2
votes
1answer
95 views

Google docs to TeX and pdf shell script produces a blank first page, and gives me a “! LaTeX Error: Missing \begin{document}.” error

I made a shell script, Ubuntu 14.04 (taking ideas from google docs as team editor) to grab a google docs file and convert it to LaTeX, compile with LaTeXmk to PDF and then open the pdF with evince as ...
3
votes
1answer
40 views

Identification of the directlua chunk where an error occurred

In the wiki page http://wiki.luatex.org/index.php/Writing_Lua_in_TeX there is a promising solution to identify between the different lua(TeX) chunks: \directlua {<lua code>} \directlua name ...
3
votes
1answer
73 views

minted fails with breaklines and obeytabs

The following example with a minted enviroment fails with the error message _minted-test/7587C145B52367AE51CACC4AFB0EC13D2F785CCAC2A2CC760CA216BD1781DF79.pygtex:3: Extra }, or forgotten \endgroup. [ ...
0
votes
0answers
16 views

Automatic referencing of figure subpanels in Latex

I'm trying to have figure legends to multi-panelled figures and reference to the individual subpanels from the text. When I rearrange the panels I don't want to go through all the text and change the ...
0
votes
0answers
49 views

How solve: Underfull \vbox (badness 6876) has occurred while \output is active

I am solving all my warnings/errors in my document. I have solved everything except for 2: Underfull \vbox (badness 6876) has occurred while \output is active [18] and Underfull \vbox ...
4
votes
2answers
106 views

Debugging in LaTeX: debugging walkthrough with specific example

I am not new to LaTeX, but I have never really written an actual LaTeX script and so I have trouble debugging the one I have. I will post the specific problem, so there is something I can grab unto, ...
2
votes
2answers
131 views

Problem with tikz externalize and automatic solutions

I am using a solution environment for exercise sheets as proposed by @egreg some years ago: http://tex.stackexchange.com/a/39566/4011. However if I combine it with the tikz externalize library, it ...
5
votes
1answer
114 views

Revisiting TIPA and Fontspec

fontspec does not generally play nicely with TIPA these days. My intention in this question is to find out what exactly is causing the problem. In attempting to diagnose the problem, I began with the ...
1
vote
0answers
16 views

Debugging a particular customization of makeindex

I have the following code based on the answer http://tex.stackexchange.com/a/266033. Unfortunately when I compile the document I get the error ! Missing \endcsname inserted.` <to be read ...
1
vote
2answers
70 views

How can I include a new command in \input

I'm trying to variate the file name by creating a newcommand \lbname in LaTeX. by printing out \lbname, I got lo3.txt in this case, but it wouldn't work in \input command. I get an error "TeX capacity ...
1
vote
0answers
20 views

Incompatibility with french option in babel after last upgrade of Texlive [duplicate]

After upgrading just now my TexLive with TexUtility, I got an incompatibility with french in babel Here is my MWE \documentclass[11pt,a4paper,oneside]{amsart} \usepackage[frenchb]{babel} ...
2
votes
3answers
153 views

Debugging problem

I'm trying to find the bug in this code \documentclass[a4paper,12pt]{book} \usepackage{times} \usepackage[francais]{babel} \usepackage{amsmath} \usepackage{amssymb} \usepackage{amsthm} ...
1
vote
0answers
65 views

Read value of \KOMAoption for debugging purposes [closed]

I believe that something in my preamble does an unwished change on a \KOMAoption. In order to debug the latex code, I'd like to localize the problem by dumping the current value of this \KOMAoption. ...
2
votes
0answers
105 views

Invalid page tree PDF [closed]

I have a generated LaTeX (python scripts, getting data from different sources) document which is then compiled into a pdf with pdfLaTeX. Generally the structure of the document is the following ...
6
votes
2answers
137 views

Elusive bug when using mathalfa with amsart

I got a strange bug using the two aforementioned packages when I try to build the TOC. The bug happens only after I typeset twice with pdfLaTeX and forbids me to build the TOC. Edit : following ...
0
votes
1answer
39 views

Why does this elementary Asymptote code returns an error?

I have spent several hours on understanding why my code eventually produced an error (for a large enough number of loops). I reduced the problem to the following MWE: file fout=stdout; // to write on ...
0
votes
1answer
72 views

Debug: How to print bibtex key? (Like showkeys prints labels?)

I want to print the bibtex key being cited, just like the showkeys package prints the label names, above the text where it appears, maybe in color. I do NOT want to change the cite format in the text ...
5
votes
1answer
116 views

Strange rendering bug when using LuaLaTeX, Polyglossia, Cambria/Consolas font and/or texttt

I’ve found a rather strange bug, where the letter ‘å’ is sometimes (though very rarely) incorrectly rendered when using LuaLaTex. I’ve managed to reduce it to the following minimal document exhibiting ...
7
votes
1answer
336 views

pdflatex from texlive enters infinite loop

I'm working on a text that makes `pdflatex (from texlive) enter an infinite loop. After experimenting for a while I got a minimum working example, which I show below: \documentclass{article} ...
2
votes
1answer
45 views

elsarticle vs newclude vs bibliography

Consider the MWE below. If we use article + newclude the bibliography works, elsarticle + newclude it does not. My advise to the user to came by with this issue was not to use newclude, but now I'm ...
2
votes
1answer
76 views

Debugging BMC LaTeX template for personal use

I use the BMC LaTeX templates for my own documents, but it always throws the warning: Overfull \hbox (1.0pt too wide) has occurred while \output is active And I just don't know where it comes ...
14
votes
3answers
636 views

Is it possible to redefine the white space command?

I would like to replace the white space (full space entered by pressing "space" any number of times on the keyboard or by hitting enter) by something else. Let's say, a rule of the same width. Is ...
0
votes
1answer
88 views

Shadings/fadings (apparent) bug in Tikz [duplicate]

This is the second time it's happening and the first time it went away by itself, so this time I thought that it was a matter of rebooting my system, or maybe an issue with the default PDF viewer. ...
3
votes
1answer
61 views

Bug in includegraphics [duplicate]

I have an image (image.pdf, http://www.solidfiles.com/d/d8874ce2ff/). This is how the image looks like: And this small TeX code: \documentclass{standalone} \usepackage{graphics} \begin{document} ...
0
votes
1answer
183 views

What does this \begin{document} error mean?

Code \documentclass{article} \usepackage{caption}; \usepackage{longtable}; \usepackage{booktabs} \begin{document} Discussion. \begin{longtable}[c]{@{}ll@{}} \caption{People and their roles in ...
4
votes
2answers
64 views

How to \show the code of the command \autoref? [duplicate]

Edit: I think this is a duplicate of How can I see the "implementation" of the \LaTeX command? . I wanted to see the code for the hyperref \autoref command, so created this simple document: ...
1
vote
1answer
75 views

What is a good debugging procedure to fix undefined citations?

I have a small example that has undefined citations problems. I want to solve these problems, but I've encountered similar problems before and don't have a good debugging procedure for them (I've ...
2
votes
1answer
66 views

Mysterious horizontal rule in custom class file

I am working on a customized class file for a journal project, and the output PDF is not what it should be. Here is a link to the customized class file I have been modifying: ...
2
votes
1answer
87 views

Is there an incompatibility between collcell, longtable, and/or arydshln?

In the past (may be last year or so), I have used these three packages together successfully (and produced a conditionally colored long table). That tex file still compiles nicely; however, the ...
5
votes
1answer
269 views

How to find out why xetex hangs for seconds at innocent pages?

Compiling a 130 pages long report with xelatex takes my PC about 4 seconds, of which at least 1 second is spent at one particular page, and some more time at a later page. The page where most time is ...
0
votes
0answers
68 views

Label at the end of document is lost, bug?

I'm having a long document in memoir at the end of which I set a label, and so far it has worked. I did some changes to my document, at unrelated places, and suddenly I'm getting the warning that that ...
0
votes
0answers
307 views

! Missing number, treated as zero. <to be read again> error with makeglossaries

I'm getting these two errors after compile with makeglossary. If I compile my .tex file with PDFLatex->makeindex->PDFLatex runs without problem but if I change this command series to ...
2
votes
2answers
32 views

Center text inside special indentation environment with \addtolength

I want to center the sentences "Firma del jurado" but \begin{center} doesn't work. How can I center these sentences? {\addtolength{\leftskip}{0.5\textwidth} Nota de aceptación:\newline\\ ...