Hi You don't seem to have the display environment set up correctly - it looks like you're running on a mac? In this case please see http://www.fmrib.ox.ac.uk/fsl/fsl/macosx.html hope this helps Christian On 14 Jul 2007, at 14:58, Rachael Ludford wrote: > Hi > > I've installed FSL successfully and run the FEEDS test without any > error, and I can run BET etc > within terminal, but i cannot get the gui's to work. when i try > and run them i get the following > error. > I know next to nothing about unix so i'm guessing i'm doing > something quite simple wrong with > the .bash_profile, but i can't figure it out. any help would be > greatly appreciated! > > Ta > > Rachael > > rachael-ludfords-computer:~ rachael$ Application initialization > failed: couldn't connect to display > "localhost:0.0" > Error in startup script: couldn't connect to display "localhost:0.0" > while executing > "load /Users/rachael/documents/fsl/lib/tk8.4/../libtk8.4.dylib Tk" > ("package ifneeded" script) > invoked from within > "package require Tk" > invoked from within > "if { [ info exists env(TCLTKSHELL) ] && $env(TCLTKSHELL) == > "wish" } { > package require Tk > package require Tix > tix configure -scheme TixGr..." > (file "/Users/rachael/documents/fsl/tcl/fslstart.tcl" line 3) > invoked from within > "source [ file dirname [ info script ] ]/fslstart.tcl" > (file "/Users/rachael/documents/fsl/tcl/fsl.tcl" line 71) > invoked from within > "source ${FSLDIR}/tcl/${origname}.tcl" > (file "/Users/rachael/documents/fsl/bin/fsl" line 21) ____ Christian F. Beckmann University Research Lecturer Oxford University Centre for Functional MRI of the Brain (FMRIB) John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK. [log in to unmask] http://www.fmrib.ox.ac.uk/~beckmann tel: +44 1865 222551 fax: +44 1865 222717