Hi there - We are aware of this problem. These "errors" are not really errors - they are the standard output of eddy_correct. They are just being reported as errors by the GUI - we will fix this for the next release. For now, just ignore them - The output files of eddy_correct will be fine. Cheers T ------------------------------------------------------------------------------- Tim Behrens Centre for Functional MRI of the Brain The John Radcliffe Hospital Headley Way Oxford OX3 9DU Oxford University Work 01865 222782 Mobile 07980 884537 ------------------------------------------------------------------------------- On Sun, 31 Oct 2004, R Huang wrote: > Hello > > I have got error message when I running eddy current corrections. > > The diffusion-weighted data were converted > into 4D analsyse format using mricro, 1+12 volumes > with one b=0 and 12b=1000. I tried 3 times > running 'eddy-current correction'. Every time, > a popup window reported the following error message: > > Errors: Writing vol0000 > Writing vol0001 > Writing vol0002 > Writing vol0003 > > ... > Writing vol0012 > > Two files, (data.nii.gz) and (gata.ecclog) > were created. > > > Any suggestions for using 'eddy current correction'? > > Thanks in advance > > rhuang >