This is a known bug in Ubuntu, see https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/FAQ#I.27m_not_getting_any_menubar_when_running_OpenSCAD_in_Ubuntu.2C_how_can_I_get_it_back.3F -Marius -- View this message in context: http://forum.openscad.org/Closed-editor-console-pane-and-cannot-reopen-them-using-linux-tp14130p14135.html Sent from the OpenSCAD mailing list archive at Nabble.com.