thank you for your quick answers and your welcome. i appreciate. thank you Matt for the precise post that answers my question.
but there is a but, the link you gave me leads to the complete log and i 'm only looking for the upgrade version(v1.36.430 ) you say it seems to be ok but i want to be sure
Spunit, on the forum, you can see many people having problems with the latest version
see here : http://forum.CCleaner.com/index.php?showtopic=8813