<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I get that from time to time. It is nearly always when an author leaves a file open on one machine, then moves to another to open the file again from somewhere else.<div class=""><br class=""></div><div class="">Alan<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 21/06/2021, at 10:11 PM, Harald Hanche-Olsen <<a href="mailto:harald.hanche-olsen@ntnu.no" class="">harald.hanche-olsen@ntnu.no</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">I don't know the answer, but I imagine it is highly dependent on your operating system. Which one is it?<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">– Harald<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class=""><o:p class=""> </o:p></span></div><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(181, 196, 223); padding: 3pt 0cm 0cm;" class=""><div style="margin: 0cm 0cm 0cm 36pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><b class=""><span style="font-size: 12pt;" class="">From:<span class="Apple-converted-space"> </span></span></b><span style="font-size: 12pt;" class="">texhax <<a href="mailto:texhax-bounces+harald.hanche-olsen=ntnu.no@tug.org" class="">texhax-bounces+harald.hanche-olsen=ntnu.no@tug.org</a>> on behalf of Paulo Ney de Souza <<a href="mailto:pauloney@gmail.com" class="">pauloney@gmail.com</a>><br class=""><b class="">Date:<span class="Apple-converted-space"> </span></b>Monday, 21 June 2021 at 02:15<br class=""><b class="">To:<span class="Apple-converted-space"> </span></b>TeXhax <<a href="mailto:texhax@tug.org" class="">texhax@tug.org</a>><br class=""><b class="">Subject:<span class="Apple-converted-space"> </span></b>Bad (or good) interaction between XeLaTeX and Dropbox<o:p class=""></o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0cm 36pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><div style="margin: 0cm 0cm 0cm 36pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 13.5pt; font-family: -webkit-standard, serif;" class="">These days I edit most of my files inside Dropbox, due to cooperation with other authors.</span><o:p class=""></o:p></div><div class=""><div style="margin: 0cm 0cm 0cm 36pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-family: -webkit-standard, serif;" class=""><o:p class=""> </o:p></span></div></div><div class=""><div style="margin: 0cm 0cm 0cm 36pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-family: -webkit-standard, serif;" class="">Every once in a while I meet an error using xelatex</span></div></div></div></div></blockquote></div><br class=""></div></body></html>