Dear Michael and Stephen I've typed your suggested command and result was: apt-cache policy fslview fslview: Installed: (none) Candidate: (none) Version table: 3.1.8+4.1.6-2build1 0 100 /var/lib/dpkg/status actually nothing is installed!! on the other hand I tried to follow steps of NeuroDebian , so I select "UBUNTU 12.04 Precise Pangolin" and the suggested command appears : et -O- http://neuro.debian.net/lists/precise.us-nh | sudo tee /etc/apt/sources.list.d/neurodebian.sources.list sudo apt-key adv --recv-keys --keyserver pgp.mit.edu 2649A5A9 I type it in terminal and results are: ~$ wget -O- http://neuro.debian.net/lists/precise.us-nh | sudo tee /etc/apt/sources.list.d/neurodebian.sources.list --2012-11-09 09:51:28-- http://neuro.debian.net/lists/precise.us-nh Resolving neuro.debian.net (neuro.debian.net)... 129.170.30.193 Connecting to neuro.debian.net (neuro.debian.net)|129.170.30.193|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 264 [text/plain] Saving to: `STDOUT' 100%[======================================>] 264 --.-K/s in 0s deb http://neuro.debian.net/debian data main contrib non-free #deb-src http://neuro.debian.net/debian data main contrib non-free deb http://neuro.debian.net/debian precise main contrib non-free #deb-src http://neuro.debian.net/debian precise main contrib non-free 2012-11-09 09:51:30 (18.7 MB/s) - written to stdout [264/264] and : ~$ sudo apt-key adv --recv-keys --keyserver pgp.mit.edu 2649A5A9 Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --secret-keyring /tmp/tmp.6T7qY7cxsk --trustdb-name /etc/apt/trustdb.gpg --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --recv-keys --keyserver pgp.mit.edu 2649A5A9 gpg: requesting key 2649A5A9 from hkp server pgp.mit.edu gpg: key 2649A5A9: public key "NeuroDebian Archive Key <[log in to unmask]>" imported gpg: no ultimately trusted keys found gpg: Total number processed: 1 gpg: imported: 1 Also I searched in Ubuntu Software center for FSLview! but there was no appropriate search result! My problem clearly is that I have downloaded FSL 5 from NeuroDebian but I can find no FSLview to view it. Peace Date: Fri, 9 Nov 2012 09:35:08 +0100 From: [log in to unmask] Subject: Re: [FSL] no FSLview is available! To: [log in to unmask] On Fri, Nov 9, 2012 at 7:59 AM, Stephen Smith <[log in to unmask]> wrote: Hi - I'm not quite sure what you're asking - but as far as I'm aware, the Ubuntu version of the downloads for FSL5 is complete and working, including fslview and atlases. I am also not aware of any issues regarding Ubuntu 12.04. Let me know if you are still having problems. If so please send the output of $ apt-cache policy fslview Thanks, Michael -- GPG key: 1024D/3144BE0F Michael Hanke http://mih.voxindeserto.de Jabber: [log in to unmask]