The Development Team has found the problem setting that is causing Ad-Aware to crash on updating!
A permanent fix will be forthcoming but probably not until next week due to the Easter Holiday
For now this workaround works!
Please follow the instruction posted here:
Workaround for Updates Crashing Ad-Awarehttp://www.lavasoftsupport.com/index.php?showtopic=17105Thank you so much for all your reports and we apologize for the inconvenience this has been causing. Thank you also for your patience in this matter.