Simples Assim

It is XULRunner 1.9pre, which isn’t compatible with Eclipse 3.2 and therefore with Progress Sonic Workbench 7.6.

You need to set the MOZILLA_FIVE_HOME enrivonment variable to <empty> or to your Mozilla 1.7.12+ or Firefox executable to prevent the symbol lookup error: /path/to/libswt-mozilla-gtk-3236.so: undefined symbol: _ZN4nsID5ParseEPKc error.

http://www.acronymfinder.com/Gecko-Runtime-Environment-(Mozilla-browser)-(GRE).html