Maintenance for the week of July 7:
• PC/Mac: No maintenance – July 7
• PC/Mac: NA and EU megaservers for patch maintenance – July 8, 4:00AM EDT (8:00 UTC) - 10:00AM EDT (14:00 UTC)
• Xbox: NA and EU megaservers for patch maintenance – July 9, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
• PlayStation®: NA and EU megaservers for patch maintenance – July 9, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
I think this is the same bug that made it through PTS. How some folks fixed it was that they cured and then had someone bite them again to fix it, however I don't know if it's the same bug (there were a few that affected feed-stage mechanics) so your mileage may vary. Hope it gets fixed either way.
The bug has something to do with having magelight on your bar when you're trying to feed. It was supposed to be fixed in a upcoming patch. But after reading patch notes for 2.08 on Sept 16, it still hasn't been addressed.
I had a dirty glitch when feeding on a person, I leaned over to bite the person's neck, their character stood up and I proceeded to bite them you know where 0_0