??? Error using ==> mkdir The file or directory is corrupted and unreadable. Error in ==> dircheck_RHB_2009 at 19 if exist(way_backup_data(1:3),'dir') && ~exist(way_backup_data,'dir'), mkdir(way_backup_data), end ; % Data back-up path on external hard disk Error in ==> AUTOflux_eval_RHB_2009 at 55 eval([ 'dircheck_', currentMname])