VPHOT seems to have lost the sequence for V1404 Cyg. It used to be there but now is missing. When I tried to load it again, I got a message that comp stars exist, but not in this filter (V). Loading the chart and "show sequence" clearly show the presence of suitable comp stars.
Links:
[1] http://www.aavso.org/forums/variable-star-observing/vphot