Hi Rami, Seems to me like your missing the current openGL libraries on your linux system. Make sure you have gl/glx libraries installed (you can use the add/remove software in centos). Hopefully this help. Cheers, Brian > Hi all, > > I have just applied the 4.1.5 CentOS-5 patch (running RHEL5) and when in > FSL view and click on Tools > 3D viewer, FSL view crashes and produces > this error (posting two different crashing instances): > > > > ERROR: In > /var/tmp/bach-build/BUILD/VTK/Rendering/vtkXOpenGLRenderWindow.cxx, line > 407 > vtkXOpenGLRenderWindow (0x25ee690): Cannot create GLX context. Aborting. > > /usr/local/fsl/bin/fslview: line 6: 10120 Aborted > ${FSLDIR}/bin/fslview_bin $@ > > > > ERROR: In > /var/tmp/bach-build/BUILD/VTK/Rendering/vtkXOpenGLRenderWindow.cxx, line > 407 > vtkXOpenGLRenderWindow (0x1acda280): Cannot create GLX context. Aborting. > > /usr/local/fsl/bin/fslview: line 6: 10577 Aborted > ${FSLDIR}/bin/fslview_bin $@ > > I can't recall if this was an issue as well before the patch or not. > > Any pointers? > > Rami > >