Scilab back under Mac OS X 10.6.8
A development version of Scilab can be downloaded
Following the last update of Apple Mac OS X version 10.6.8, Scilab 5.3.2 does not load properly.
The bug fix will be part of Scilab 5.3.3 release planned for next weeks.
Meanwhile you can download a development version which works under Mac OS X 10.6.8 here