Could you please give me the error?
g++ -o debug/common/tex2lyx/tex2lyx debug/common/tex2lyx/FloatList.o debug/common/tex2lyx/Floating.o debug/common/tex2lyx/boost.o debug/common/tex2lyx/context.o debug/common/tex2lyx/counters.o debug/common/tex2lyx/gettext.o debug/common/tex2lyx/lengthcommon.o debug/common/tex2lyx/lyxfont.o debug/common/tex2lyx/lyxlayout.o debug/common/tex2lyx/lyxlex.o debug/common/tex2lyx/lyxlex_pimpl.o debug/common/tex2lyx/lyxtextclass.o debug/common/tex2lyx/math.o debug/common/tex2lyx/preamble.o debug/common/tex2lyx/table.o debug/common/tex2lyx/tex2lyx.o debug/common/tex2lyx/texparser.o debug/common/tex2lyx/text.o -Ldebug/libs -Ldebug/libs -L/usr/local/lib -L/usr/X11R6/lib -L/home/bpeng/lyx-devel/qt4/lib -L/home/bpeng/lyx-devel/qt4/lib -L/home/bpeng/lyx-devel/qt-x11-opensource-src-4.1.4/lib -L/usr/X11R6/lib64 -lsupport -lincluded_boost_signals -lincluded_boost_regex -lincluded_boost_filesystem -lincluded_boost_iostreams -lz -lAiksaurus -laspell -lQtCore_debug debug/libs/libsupport.a(package.o)(.text+0x58a7): In function `lyx::support::(anonymous namespace)::abs_path_from_binary_name(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)': debug/common/support/package.C:445: undefined reference to `lyx::frontend::Alert::error(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)' debug/libs/libsupport.a(package.o)(.text+0x6e1e): In function `lyx::support::(anonymous namespace)::get_system_support_dir(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)': debug/common/support/package.C:566: undefined reference to `lyx::frontend::Alert::error(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)' debug/libs/libsupport.a(package.o)(.text+0x804a): In function `lyx::support::(anonymous namespace)::check_command_line_dir(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)': debug/common/support/package.C:652: undefined reference to `lyx::frontend::Alert::warning(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)' debug/libs/libsupport.a(package.o)(.text+0x8f18): In function `lyx::support::(anonymous namespace)::check_env_var_dir(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)': debug/common/support/package.C:679: undefined reference to `lyx::frontend::Alert::warning(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)' debug/libs/libsupport.a(package.o)(.text+0x9bf4): In function `lyx::support::(anonymous namespace)::check_env_var_dir(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)': debug/common/support/package.C:707: undefined reference to `lyx::frontend::Alert::warning(std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)' collect2: ld returned 1 exit status scons: *** [debug/common/tex2lyx/tex2lyx] Error 1 scons: building terminated because of errors.
