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 You may be missing packages on your system freesurfer needs to run if you did not install freesurfer with the .deb package installer   You can download the 7.4.1 Ubuntu 22 installer from,https://secure-web.cisco.com/1Tsk98POal2iEABYPOiUI6g759awF8BwGwOezDnsIYQGXn7... … change directories to where you downloaded the file … … as root … $ apt install ./freesurfer_ubuntu22-7.4.1_amd64.deb… or as non-root user with sudo privileges …$ sudo apt install ./freesurfer_ubuntu22-7.4.1_amd64.deb … setup the freesurfer environment …$ export FREESURFER_HOME=/usr/local/freesurfer/7.4.1$ source $FREESURFER_HOME/SetUpFreeSurfer.sh-------- freesurfer-linux-ubuntu22_x86_64-7.4.1-20230614-7eb8460 --------Setting up environment for FreeSurfer/FS-FAST (and FSL)FREESURFER_HOME   /usr/local/freesurfer/7.4.1FSFAST_HOME       /usr/local/freesurfer/7.4.1/fsfastFSF_OUTPUT_FORMAT nii.gzSUBJECTS_DIR      /usr/local/freesurfer/7.4.1/subjectsINFO: /home/rd521/matlab/startup.m does not exist ... creatingMNI_DIR           /usr/local/freesurfer/7.4.1/mni … check lta_convert is found and that it can at least run and display its help output …$ which lta_convert/usr/local/freesurfer/7..4.1/bin/lta_convert$ lta_convert —help<output deleted> - R. On Sep 28, 2024, at 13:40, Mohammad Amin Khodadadegan <godgivensma@gmail.com> wrote:        External Email - Use Caution        when I ran freeview ,I have encounter with this error:freeviewThis application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem. Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, webgl, xcb. Aborted (core dumped)

when I run the reconstruction command,I encounter with this error: fs-check-version --s subj04 --o /tmp/tmp.oDwgAcSat Sep 28 20:00:24 +0330 2024 setenv SUBJECTS_DIR /home/ubuntu/freesurfer/subjectscd /home/ubuntufreesurfer/bin/fs-check-version --s subj04 --o /tmp/tmp.oDwgAc-rwxrwxr-x 1 1623927 1623927 18565 Jun 14 2023 freesurfer/bin/fs-check-version freesurfer-linux-ubuntu22_x86_64-7.4.1-20230614-7eb8460$Id$Linux freesurferubuntu 5.15.0-122-generic #132-Ubuntu SMP Thu Aug 29 13:45:52 UTC 2024 x86_64 x86_64 x86_64 GNU/Linuxpid 6375Current FS Version freesurfer-linux-ubuntu22_x86_64-7.4.1-20230614-7eb8460Subject does not have a bstampfile, copying freesurfer/build-stamp.txtSubject FS Version: freesurfer-linux-ubuntu22_x86_64-7.4.1-20230614-7eb8460No constraints on version because REQ=UnSet and FsVerFile=NotThere#@#% fs-check-version match = 1fs-check-version DoneINFO: SUBJECTS_DIR is /home/ubuntu/freesurfer/subjectsActual FREESURFER_HOME /home/ubuntu/freesurferLinux freesurferubuntu 5.15.0-122-generic #132-Ubuntu SMP Thu Aug 29 13:45:52 UTC 2024 x86_64 x86_64 x86_64 GNU/Linuxlta_convert: Command not found.ERROR: Executable 'lta_convert -all-info failed! Is it missing from the distribution?' _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://secure-web.cisco.com/1jDQNFEChA6RnfhuCrwzZtv1Q1DkBnjuzgRahazq22iw7z0...