https://lists.ubuntu.com/archives/ubuntu-mozillateam-bugs/2008-November/060261.html
[Bug 273316] Re: npviewer.bin crashed with SIGSEGV
bugbincrashed
https://lists.ubuntu.com/archives/ubuntu-mozillateam-bugs/2009-November/088743.html
[Bug 452148] Re: npviewer.bin crashed with SIGSEGV
bugbincrashed