> The artifact issue in the toolbar grabber handles appears
> when using certain widget styles (KControl, Appearance &
> Themes, Style).
> 
> Several widget styles are affected:
> 
> B3/KDE
> HighColor Classic
> KDE Classic
> Keramic
> Phase

Problem appears fixed in svn 1177145. Good work!

Have not yet built latest svn to test other issues. Tomorrow. . . .