Hi,
This might well be due to NaN values.
Run fslmaths with the -nan flag, to make a version without NaNs, and check that the output looks OK in FSLView.
If so then try your analysis again.
All the best,
Mark
On 25 Apr 2014, at 08:22, Xiangning Lyu <[log in to unmask]> wrote:
> Dear Professors,
>
> Hi this is a newcomer for FSL. Recently I've been experiencing errors when using MELODIC to run ICA. I used to run it with data gained from HCP project and it went fine, but when I run it with our lab data(fMRI, nii form, preprocessed), it continues to fail.
>
> I've seen error logs reporting"divide by zero" or "segmentation fault(core dumped)". For the first error, I saw people asking the same question but I'm not sure about whether the image contains any NaN values, I'll find out and keep update. For the second one, the log is attached below.
>
> Thanks for help.
>
> FATAL ERROR ENCOUNTERED
> Segmentation fault (core dumped)
> while executing
> "if { [ catch {
>
>
>
> for { set argindex 1 } { $argindex < $argc } { incr argindex 1 } {
> switch -- [ lindex $argv $argindex ] {
>
> -I {
> incr argin..."
> (file "/usr/share/fsl/5.0/bin/feat" line 119)
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