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Re: [platform-swt-dev] Red button background if running via vnc 

----- Original Message -----
> From: "Andrey Loskutov" <loskutov@xxxxxx>
> To: "swt" <platform-swt-dev@xxxxxxxxxxx>
> Sent: Friday, 16 December, 2016 11:50:59 AM
> Subject: [platform-swt-dev] Red button background if running via vnc
> 
> Hi,
> 
> We observe an interesting issue with some users trying to work with Eclipse
> 4.6.2 over vnc on RHEL 7.2.
> 
> The view/editor min/max button images have red background in Eclipse if user
> is logged via vncviewer, see attached picture.
> The background is red on *both* GTK2/GTK3 backends, with and without Eclipse
> themes engine enabled.
> 
> We've tried to connect to his session with different vnc viewers, but this
> seem to be the local vncserver or user environment issue.
> 
> *Same* user, logged *directly* on his workstation to the desktop session has
> no issues at all => so this must be something which affects the vncserver.
> 
> The xstartup in the ~/.vnc directory looks like this:
> #!/bin/sh
> unset SESSION_MANAGER
> unset DBUS_SESSION_BUS_ADDRESS
> export KDEHOME=~/.vnc/.kde4
> exec /etc/X11/xinit/xinitrc
> 
> and is identical to the xstartup of other users... We have deleted everything
> from ~/.vnc/.kde4 to make sure there are no bogus settings for KDE, but with
> no luck.
> 
> Has anyone any idea *which* user setting can cause such strange rendering in
> Eclipse?

Please see https://bugs.eclipse.org/bugs/show_bug.cgi?id=374985 . There was smth about vnc color depth that fixed the issue - maybe this is your case too.

> 
> rpm -q gtk3; rpm -q gtk2
> gtk3-3.14.13-16.el7.x86_64
> gtk2-2.24.28-8.el7.x86_64
> 
> rpm -qa | grep vnc
> tigervnc-server-minimal-1.4.3-4.fc22.x86_64
> tigervnc-1.3.1-3.el7.x86_64
> tigervnc-license-1.3.1-3.el7.noarch
> libvncserver-0.9.9-9.el7_0.1.x86_64
> tigervnc-icons-1.3.1-3.el7.noarch
> tigervnc-server-1.3.1-3.el7.x86_64
> 
> Kind regards,
> Andrey Loskutov
> 
> http://google.com/+AndreyLoskutov
> 
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-- 
Alexander Kurtakov
Red Hat Eclipse team

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