{ // Main thread
    MStatus stat = MThreadAsync::init();
    if( MStatus::kSuccess != stat ) {
        MString str = MString("Error creating MThreadAsync");
        MGlobal::displayError(str);
    }
    else
    {
        MThreadAsync::createTask(createOpenGLVBOs, NULL ,NULL);
    }
}

void createOpenGLVBOs(void *data) // PARALLEL THREAD
{
...heavy calculations...
    GLuint nb;
    glGenBuffers(1, &nb); --> CRASH
}