SmartGit, SmartSVN and SmartSynchronize show a black area right beside the last column in the header area.
It is following bug in SWT
and we don’t know of a work-around for now.
We would like to encourage you to vote for this bug at bugs.eclipse.org, so it will get the necessary priority.
Though the SWT team has fixed it, Microsoft also released a fix for Windows 10 which solved this problem.