Hi Alfonso,
Thank you for your helpful response. I was able to get up until the denoising step in which I get this error. I did follow your directions of using the T1.mgz and the coregistered functional volume. Do you know what this means?
 ERROR DESCRIPTION:

Undefined function 'isnan' for input arguments of type 'struct'.
Error in conn_menu (line 527)
title(isnan(title))=0;
Error in conn (line 3380)
conn_menu('update',CONN_h.menus.m_preproc_00{14},{CONN_gui.refs.surf.defaultreduced,t1,t2},{CONN_h.menus.m_preproc.Y.matdim,CONN_h.menus.m_preproc.y.slice});
CONN v.16.a
SPM12 + DEM FieldMap MEEGtools
Matlab v.2014b
storage: 5065.4Gb available
Thank you!
Best,
Talia