Hi Arjan, The warning message is nothing to worry about. Do you get the same behaviour over both SSH -X and XRDP? FSLeyes works fine over both connection types in my test environment. Can you provide more information about your setup? - Client and server OSes - Output of glxinfo when logged into the server Cheers, Paul On 4 May 2017 at 08:33, Arjan Dekker <[log in to unmask]> wrote: > Hello all, > > I'm a linux sysadmin trying to install FSL 5.0.10 for our researchers. > It seems to work without problems, except FSLeyes. > > We use XRDP and "ssh -X" to connect to the Linux server (RHEL 6) which > hosts FSL. When we start FSLeyes it seems to work alright, but when we > open a file the application freezes. > > The application shows this warning: > WARNING numpymodule.py 30: <module> - Unable to load > numpy_formathandler accelerator from OpenGL_accelerate. > > Does anyone have any idea how to fix this problem? > > Thanks in advance, > > regards, > > Arjan >