<div dir="ltr">Hi Torsten,<br><br>Sysinternals ProcMon (direct download: <a href="https://live.sysinternals.com/Procmon.exe">https://live.sysinternals.com/Procmon.exe</a>) might be very useful for finding out where this comes from. Launch ProcMon, perform the tlmgr update, stop the capture, and search for 'nul' in the trace.<br><br>The trace will likely be very large but if you need help reviewing it, use 7-Zip to compress it, upload it somewhere, and provide the link.<br><br>Best regards,<br><br>Udo</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Jul 14, 2019 at 11:00 AM Torsten Schuetze <<a href="mailto:torsten.schuetze@gmx.net">torsten.schuetze@gmx.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Norbert,<br>
<br>
On 14/07/2019 06:23, Norbert Preining wrote:<br>
> Can you please try:<br>
> - create a temporary directory, empty<br>
> - change into this directory<br>
> - call<br>
> tlmgr --repository <a href="https://ftp.rrze.uni-erlangen.de/ctan/systems/texlive/tlnet/" rel="noreferrer" target="_blank">https://ftp.rrze.uni-erlangen.de/ctan/systems/texlive/tlnet/</a> update --list<br>
><br>
> After this, do you see the "nul" file?<br>
<br>
no nul file.<br>
<br>
> If not, then do<br>
> tlmgr --repository ctan update --list<br>
> After this, do you see the "nul" file?<br>
<br>
Yes. nul file created. -rw-rw-r--+ 1 schuetze None 9189 Oct 29 2016 nul<br>
<br>
Contents CTAN starting page.<br>
<br>
Does the updater use the cygwin wget or its own wget? I suppose the latter.<br>
<br>
Ciao,<br>
<br>
Torsten<br>
<br>
PS: I used tlmgr.bat instead of tlmgr. Otherwise I would have to create<br>
a tlmgr script file as Josef Kleber suggested. But I don't see that this<br>
solves my problem, it's just a shortcut.<br>
<br>
<br>
</blockquote></div>