Connection setup field "num visualtypes" differ from number actual getting records

In standard documentation xproto\x11protocol.pdf on page 141 is described connection setup reply and field "number of visualtypes". It was 119 but If i read whole reply, is 122 visualtypes (Commands xdpyinfo show 120). Last three records have small visual-id (1,15,and 80) whereas other have about 3

I can't invalidate

I try invalidate window using XCB library. I draw text and after second (have timer), changed text and send message: void invalidate() { xcb_expose_event_t invalidate_event; invalidate_event.window = window; invalidate_event.response_type = XCB_EXPOSE; invalidate_event.x = 0; i