Jürgen Spitzmüller wrote:
/usr/include/c++/4.2.1/bits/ostream_insert.h: In
function 'std::basic_ostream<_CharT, _Traits>&
std::__ostream_insert(std::basic_ostream<_CharT, _Traits>&, const _CharT*,
std::streamsize) [with _CharT = wchar_t, _Traits =
std::char_traits<wchar_t>]':
/usr/include/c++/4.2.1/bits/basic_string.h:2404: instantiated
from 'std::basic_ostream<_CharT, _Traits>&
std::operator<<(std::basic_ostream<_CharT, _Traits>&, const
std::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = wchar_t, _Traits
= std::char_traits<wchar_t>, _Alloc = std::allocator<wchar_t>]'
mathed/InsetMathBig.cpp:107: instantiated from here
Try to include "odocstream.h", this should fix it.
Abdel.