To activate the Fracture (KI) analysis,close Icasoft and open the file CORREL.INI (by default in C:\Program Files\Icasoft\).
Remove the ";" before KUNOK=1 and put it before CLFAOK=1 if there is not.
You should have :
[...]
; WARNING
; Don't modify this section
Logo=0
Version=2
KUNOK=1
;CLFAOK=1
[...]
Save the CORREL.INI file and close it.
You can run Icasoft and use the option of Fracture Analysis.