Dear Alfonso,

In first-level Analyses, when I clicked on task-modulation effects (gPPI), it shows the following error:

ERROR DESCRIPTION:

Undefined function or variable "icondition".
Error in conn (line 3436)
filename=fullfile(CONN_x.folders.preprocessing,['ROI_Subject',num2str(nsubs,'%03d'),'_Condition',num2str(icondition(tncondition),'%03d'),'.mat']);
CONN v.15.e
SPM8 + Beamforming DEM FieldMap MEEGtools
Matlab v.2013b
storage: 917.6Gb available
stack details:
CONN_gui = uicontrol_border: 2 doemphasis1: 0 doemphasis2: 1 font_offset: 4 tooltips: 1 domacGUIbugfix: 1 dounixGUIbugfix: 1 checkupdates: 0 ...
CONN_h = screen: [1x1 struct] menus: [1x1 struct]
CONN_x = name: [] filename: [1x117 char] gui: 1 state: 0 ver: '15.d' folders: [1x1 struct] Setup: [1x1 struct] Preproc: [1x1 struct] ...
cnames =
connver = 15.e
dodebug = 0
ianalysis = 1
idx0 =
istates = 1 1 2 3
model = 1
nX = 137
names = 'BIO' 'SCR'
nconditions = 1
nregressors =
nsubs = 1
nview = 0
state = 1 2
states = [1x2 double] [3] [4]
tncondition = 2
validconditions = 1 2
value = 2
varargin = 'gui_analyses' [10]
wx =
xf = Columns 1 through 11 1.0000 0.2699 0.1057 -0.0233 -0.1298 0.0397 -0.0644 0.0954 -0.0377 0.3686 0.0647 1.0000 -0.1005 -0.1882 0.0845 0.1661 -0.0426 -0.14 ...
yf = Columns 1 through 11 0.2260 0.1117 0.0154 -0.0493 -0.0958 -0.1551 -0.0626 -0.0218 0.0622 0.1517 0.2926 -0.5628 -0.3814 -0.1663 -0.0242 0.0710 0.0948 0.06 ...

Hope this helps!
Daniel