You are correct, the FAQ seems to have missed it: http://www.freecadweb.org/wiki/index.php?title=Debugging http://www.freecadweb.org/wiki/index.php?title=Debugg

You are correct, the FAQ seems to have missed it: http://www.freecadweb.org/wiki/index.php?title=Debugging http://www.freecadweb.org/wiki/index.php?title=Debugging "To do this, you need to be running a "debug build" of the software. "Debug build" is a parameter that is set at compile time, so you'll either need to compile FreeCAD yourself, or obtain a pre-compiled "debug" version."