Dear Michael, sudo apt-get install fsl-feeds worked but the test failed again: FSL Evaluation and Example Data Suite v4.1.9 start time = Mi 11. Apr 22:38:24 CEST 2012 hostname = ubuntu os = Linux ubuntu 2.6.32-38-generic #83-Ubuntu SMP Wed Jan 4 11:13:04 UTC 2012 i686 GNU/Linux /bin/rm -rf /tmp/fsl-selftest.IHmioD/results ; mkdir /tmp/fsl-selftest.IHmioD/results Starting SIENAX (including testing BET and FLIRT and FAST) at Mi 11. Apr 22:38:24 CEST 2012 checking error on BET: % error = 0.0 checking error on FLIRT: % error = 0.03 checking error on FAST: checking error on single-image binary segmentation: No output image created Warning - test failed! checking error on partial volume images: No output image created Warning - test failed! No output image created Warning - test failed! No output image created Warning - test failed! checking error on SIENAX volume outputs: % error = 42.5 Warning - test failed! % error = 2.65 Warning - test failed! % error = 53.06 Warning - test failed! % error = 42.64 Warning - test failed! % error = 95.71 Warning - test failed! Warning - not all tests passed end time = Mi 11. Apr 22:47:24 CEST 2012 __________________________________ I found the working directory: Using /tmp/fsl-selftest.IHmioD as working directory And I tried cat /tmp/fsl-selftest.IHmioD/results/LOG: /usr/share/fsl/4.1/bin/imcp /tmp/fsl-selftest.IHmioD/data/structural /tmp/fsl-selftest.IHmioD/results/structural cd /tmp/fsl-selftest.IHmioD/results ; /usr/share/fsl/4.1/bin/sienax structural -d -r ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_1' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_1): bad header info ERROR: failed to open file I_stdmaskbrain_pve_1 Cannot open volume I_stdmaskbrain_pve_1 for reading! ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_1_segperiph' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_1_segperiph): bad header info ERROR: failed to open file I_stdmaskbrain_pve_1_segperiph ERROR: Could not open image I_stdmaskbrain_pve_1_segperiph Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_1_segperiph dc: stack empty dc: stack empty dc: stack empty dc: stack empty ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_0' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_0): bad header info ERROR: failed to open file I_stdmaskbrain_pve_0 Cannot open volume I_stdmaskbrain_pve_0 for reading! ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_0_segvent' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_0_segvent): bad header info ERROR: failed to open file I_stdmaskbrain_pve_0_segvent ERROR: Could not open image I_stdmaskbrain_pve_0_segvent Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_0_segvent dc: stack empty dc: stack empty dc: stack empty dc: stack empty ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_1' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_1): bad header info ERROR: failed to open file I_stdmaskbrain_pve_1 ERROR: Could not open image I_stdmaskbrain_pve_1 Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_1 dc: stack empty dc: stack empty dc: stack empty dc: stack empty ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_2' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_2): bad header info ERROR: failed to open file I_stdmaskbrain_pve_2 ERROR: Could not open image I_stdmaskbrain_pve_2 Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_2 dc: stack empty dc: stack empty dc: stack empty dc: stack empty ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_seg' ** ERROR: nifti_image_open(I_stdmaskbrain_seg): bad header info ERROR: failed to open file I_stdmaskbrain_seg ERROR: Could not open image I_stdmaskbrain_seg Image Exception : #22 :: Failed to read volume I_stdmaskbrain_seg terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted ** ERROR (nifti_image_read): failed to find header file for 'I_render' ** ERROR: nifti_image_open(I_render): bad header info ERROR: failed to open file I_render ERROR: Could not open image I_render Image Exception : #22 :: Failed to read volume I_render terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted Cannot open grIa.png for reading Segmentation fault /bin/rm: Entfernen von „grI?.???“ nicht möglich: Datei oder Verzeichnis nicht gefunden ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_1_segperiph' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_1_segperiph): bad header info ERROR: failed to open file I_stdmaskbrain_pve_1_segperiph ERROR: Could not open image I_stdmaskbrain_pve_1_segperiph Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_1_segperiph terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted ** ERROR (nifti_image_read): failed to find header file for 'I_stdmaskbrain_pve_0_segvent' ** ERROR: nifti_image_open(I_stdmaskbrain_pve_0_segvent): bad header info ERROR: failed to open file I_stdmaskbrain_pve_0_segvent ERROR: Could not open image I_stdmaskbrain_pve_0_segvent Image Exception : #22 :: Failed to read volume I_stdmaskbrain_pve_0_segvent terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted ** ERROR (nifti_image_read): failed to find header file for 'I_periph_render' ** ERROR: nifti_image_open(I_periph_render): bad header info ERROR: failed to open file I_periph_render ERROR: Could not open image I_periph_render Image Exception : #22 :: Failed to read volume I_periph_render terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted Cannot open grIa.png for reading Segmentation fault ** ERROR (nifti_image_read): failed to find header file for 'I_vent_render' ** ERROR: nifti_image_open(I_vent_render): bad header info ERROR: failed to open file I_vent_render ERROR: Could not open image I_vent_render Image Exception : #22 :: Failed to read volume I_vent_render terminate called after throwing an instance of 'RBD_COMMON::BaseException' Aborted Cannot open grIa.png for reading Segmentation fault /bin/rm: Entfernen von „grI?.???“ nicht möglich: Datei oder Verzeichnis nicht gefunden Finished. The SIENAX report can be viewed by pointing your web browser at: file:/tmp/fsl-selftest.IHmioD/results/structural_sienax/report.html Estimated normalised brain volume (NBV) = 2.38 Thank you for your help!! Christina