User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.2; rv:1.9a9pre) Gecko/2007101203 SeaMonkey/2.0a1pre Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.2; rv:1.9a9pre) Gecko/2007101203 SeaMonkey/2.0a1pre In the SeaMonkey/Suiterunner Mail main window: If I choose "View" -> "Layout" -> "Wide View" (or "Vertical View") it crashes immediately! This bug is 100% reproducible... Tested with today's build (20071012) and a great number of previous builds. All show the same, so it's a general problem, *not* something that got recently broke. Reproducible: Always Steps to Reproduce: 1. Run SeaMonkey/Suiterunner 2. Go to the "Mail & Newsgroup" window 3. Click "View -> Layout -> Wieder View" 4. See the crash reporter pop up... Actual Results: Crash Expected Results: Mail windows switching to "Wide View" layout (or at least show a message that this is not possible yet instead of crash) [about:buildconfig] Build identifier: Mozilla/5.0 (Windows; U; Windows NT 5.2; rv:1.9a9pre) Gecko/2007101203 SeaMonkey/2.0a1pre Build platform target i686-pc-cygwin Build tools Compiler Version Compiler flags $(CYGWIN_WRAPPER) cl 14.00.50727 -TC -nologo -W3 -Gy -Fd$(PDBFILE) $(CYGWIN_WRAPPER) cl 14.00.50727 -GR- -TP -nologo -Zc:wchar_t- -W3 -Gy -Fd$(PDBFILE) Configure arguments --enable-application=suite --disable-debug --enable-optimize