ERROR DESCRIPTION:

hello experts,
I'm having trouble importing ROI data.
the full error message is as follows.

Error using conn_process (line 665)
Error extracting grey matter BOLD signal for subject 1 session 1
Error in conn_process (line 15)
case 'setup', disp(['CONN: RUNNING SETUP STEP']); conn_process([0:4,4.5,5]);
Error in conn (line 4119)
else conn_process('setup'); ispending=false;
Error in conn_menumanager (line 120)
feval(CONN_MM.MENU{n0}.callback{n1}{1},CONN_MM.MENU{n0}.callback{n1}{2:end});
CONN v.17.c
SPM12 + DEM FieldMap MEEGtools
Matlab v.2014b
storage: 672.3Gb available
spm installed in folder D:\DATA\ToolBox\spm12\spm12
conn installed in folder D:\DATA\ToolBox\conn
Warning: rex.m overloaded by version in folder D:\DATA\ToolBox\spm_crossvalidation

How can I fix this problem?
Thank you in advance.