On Fri, Oct 9, 2015 at 2:36 AM, LOCEAN Admins <[log in to unmask]> wrote: > I think it's the same problem as we had with xorg-x11-server-Xorg-1.15.0-36 > and Ferret/R etc. > > I posted a message here at 16.09.2015 with subject : > "rePost : SL6.7 problem with ferret/R and xorg-x11-server-Xorg-1.15.0-36" > about this problem. > > For the moment > a) the solution is a downgrade to xorg-x11-server-Xorg-1.15.0-26 > > b) we know that the problem is that "updated Xorg server does not send the > initial "expose" events" (thanks to Konstantin Olchanski) > > c) And we know that the problem comes from 1.15.0-32 update (Fix backing > store's Always mode). > > > I sent a mail to Adam Jackson ([log in to unmask]) the person who applied the > 1.15.0-32 version... > But I have absolutely no reply from him... :-( > > Thanks, > Paul Zakharov Actually, the issue with R was not really a bug in xorg-x11-server. Its update (Fix backing store's Always mode) revealed a bug in the X11 module of R. More details can be found in R's bugzilla : https://bugs.r-project.org/bugzilla3/show_bug.cgi?id=16497 A couple of patches to fix the issue have been proposed. Akemi