It's a driver bug. One-pixel empty line on the left side of Background.svg in theme files can prevent this bug. Here's my theme without this problem: http://ncuxonat82.deviantart.com/art/OS-X-style-Docky-theme-348083045?q=gallery%3Ancuxonat82&qo=0
It's a driver bug. ncuxonat82. deviantart. com/art/ OS-X-style- Docky-theme- 348083045? q=gallery% 3Ancuxonat82& qo=0
One-pixel empty line on the left side of Background.svg in theme files can prevent this bug.
Here's my theme without this problem:
http://