Refer to this short tutorial
https://wiki.lyx.org/LyX/VersionControlInstallationAndUsage I recommend you use git instead of RCS LyX wiki | LyX / VersionControlInstallationAndUsage<https://wiki.lyx.org/LyX/VersionControlInstallationAndUsage> wiki.lyx.org RCS Installation on Windows. It is assumed that you have a successful installation of LyX and Latex (Tex Live or MiKTeX). In the following your LyX installation is ... Best Regards, Ahmad Abdullah ________________________________ From: lyx-users@lists.lyx.org <lyx-users@lists.lyx.org> on behalf of Wolfgang Engelmann <engelm...@uni-tuebingen.de> Sent: Tuesday, September 27, 2016 11:27:32 AM To: lyx-users@lists.lyx.org Subject: Version control I want to edit a document in collaboration with a colleague and thought to use Version Control for this. When I try to register in version control, I get this message LyX Fehler der Versionskontrolle: Bei der Ausführung des Befehls 'ci -q -u -i -t-"SP-Witte20160927WE" "SP-Witte20160926kh.20160927WE.lyx"' ist ein Fehler aufgetreten I have not used it before and do not know what I did wrong. Can somebody give me a hint? I use Debian and Lyx 2.2.1 (July 2016) Thanks, Wolfgang