Thanks v much Mark and Steve. avwmerge++ worked a treat! Best wishes, Hamied -----Original Message----- From: FSL - FMRIB's Software Library [mailto:[log in to unmask]] On Behalf Of Steve Smith Sent: 19 April 2007 11:40 To: [log in to unmask] Subject: Re: [FSL] AVWMERGE It may be a process size limit - there's a good chance that avwmerge+ + will work ok. Cheers. On 19 Apr 2007, at 10:59, Hamied Haroon wrote: > Hello, > > > > I'm trying to use AVWMERGE to concatenate two Analyze-format image > files into a single image file in the Z-dimension. The two files > are pretty big - one is 320MB and the other is 280MB. > > > > When I run AVWMERGE I get a message saying "Segmentation fault > (core dumped)". What does this mean? How can I get it to work? > > > > Thanks, > > > > Hamied > > > > > > ------------------------------------------------------------------------ --- Stephen M. Smith, Professor of Biomedical Engineering Associate Director, Oxford University FMRIB Centre FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK +44 (0) 1865 222726 (fax 222717) [log in to unmask] http://www.fmrib.ox.ac.uk/~steve ------------------------------------------------------------------------ ---