The new CIS freezing on by all systems scan

Have the last version of CIS +the latest virus database on my XP prof SP2-
Tried 5 times to scann all system, but the CIS freezing on or give me the bug report 0x800705a or t ´nout is also complet frozen, so it doesnt anwers to the hotkeys, and task manager is also hanging up…so I could restart system only by full shut down of nout with the "On\Out "button, without saving of parametrs…

can somebody explain it? 10x

p.s. sorry for my bad English…