Hi All, I am trying to analyze my own as well as the example EEG data set from the web page. When starting the mesh function, the following message appears on the screen and after that I am asked for the innerskull bin mask images etc. which are not written … Any help comments or suggestions? ans = sMRI: 'F:\eeg_spm_beispiel\aMRI\aMRI\amri.img,1' nobias: 'F:\eeg_spm_beispiel\aMRI\aMRI\mamri.img' def: 'F:\eeg_spm_beispiel\aMRI\aMRI\amri_vbm_sn_1.mat' invdef: [1x51 char] msk_iskull: '' msk_scalp: '' msk_flags: '' tess_ctx: '' Ctx_Nv: '' Ctx_Nf: '' tess_iskull: '' Iskull_Nv: '' Iskull_Nf: '' tess_scalp: '' Scalp_Nv: '' Scalp_Nf: '' CtxGeoDist: '' InterpMat: '' Msize: 1 Best wishes boris Priv.-Doz. Dr. Boris Suchan Institute of Cognitive Neuroscience Ruhr University Bochum Universitätsstr. 150 44780 Bochum GAFO 05/613 Tel.: + 49 234 3227575 Fax: + 49 234 3214622 mailto: <mailto:[log in to unmask]> [log in to unmask] <http://www.ruhr-uni-bochum.de/neuropsy/mitarbeiter/boris_suchan.html> http://www.ruhr-uni-bochum.de/neuropsy/mitarbeiter/boris_suchan.html