After several more trials also with that pyyer version and still crash (boom bang) maybe it helps to paste the crashreport, but not sure.
Error might have something to do with:
AC\cbuffer.cpp (14): CBuffer::CBuffer
AC\skinnedmesh.cpp (249): SkinnedMesh::initBonesBuffer
AC\skinnedmesh.cpp (134): SkinnedMesh::compile
AC\node.cpp (48): Node::compile
AC\node.cpp (48): Node::compile
AC\node.cpp (48): Node::compile
AC\graphicsmanager.cpp (500): GraphicsManager::compile
AC\trackavatar.cpp (412): TrackAvatar::init3D
AC\trackavatar.cpp (59): TrackAvatar::TrackAvatar
AC\sim.cpp (1066): Sim::loadTrack
AC\racemanager.cpp (351): RaceManager::initOffline
AC\racemanager.cpp (174): RaceManager::loadSessions
AC\sim.cpp (320): Sim::Sim
AC\splashscreen.cpp (319): SplashScreen:
ostRender