Error might have something to do with:

AC\netcarstateprovider.cpp (91): NetCarStateProvider::NetCarStateProvider
AC\sim.cpp (1391): Sim::addNetCar
AC\racemanager.cpp (1855): RaceManager::initOnline
AC\racemanager.cpp (171): RaceManager::loadSessions
AC\sim.cpp (320): Sim::Sim
AC\splashscreen.cpp (319): SplashScreen::postRender
AC\game.cpp (181): Game::onIdle
AC\game.cpp (210): Game::run
AC\acs.cpp (477): wWinMain
f:\dd\vctools\crt\crtw32\dllstuff\crtexe.c (618): __tmainCRTStartup