See: http://svnbook.red-bean.com/en/1.7/svn.advanced.locking.html#svn.advanced.locking.lock-communication
> On Nov 13, 2014, at 7:50 AM, Gaurav Singla <gaurav.sing...@gmail.com> wrote: > > Hi, > > I am using TortoiseSVN-1.8.8 as SVN client and VisualSVN-Server-2.7.9 as > server. > > I need you help in suggesting a process to get an alert or intimation > whenever any user lock any project file and if another user start working on > the same file he should get an alert/message that this file is already opened > and work is in progress. The aim is to stop the work loss by giving a warning > to the user. > > If the user can get any sort of message or alert that partricular file is > already locked, or someone is working on the file, it will help to avoid the > working on same file simultaneously. Please suggest how we can achieve this. > > I understand one of the features is user can lock the file and when any other > user try to commit the same file, sever throw an error message. But this > happens when second user has already make the changes. My aim is to notify > the user at the start not at the time of commit. How we can achieve this > using SVN? Please suggest. > > I will appreciate your help on this. > > Regards, > Gaurav