Are you using the Gnome or KDE desktop?
related (both with similar Mac look-alike theme and/or a "corrupt" icon theme): Bug #388335 in Inkscape: “Inkscape misconfigures after install on Ubuntu 9.04” Bug #402859 in Inkscape: “tool bar icon too large”
Are you using the Gnome or KDE desktop?
related (both with similar Mac look-alike theme and/or a "corrupt" icon theme):
Bug #388335 in Inkscape: “Inkscape misconfigures after install on Ubuntu 9.04”
Bug #402859 in Inkscape: “tool bar icon too large”