What gameplay feature is this bug affecting?
Event

What's the issue? Please include any error messages you receive and as much detail as possible.
I have the shaman quest "Visit an Animal Graveyard and protect a lone lion's skull from gathering hyenas. The spirit of the Great Elephant Killer will be grateful" and every time I defeat the graveyard hyenas, it does not give me the completed quest.

Any links relating to this bug? For example, if a particular lion is bugging, what is the link to that lion?
N/A

Any screenshots you can provide us with?
N/A

Please provide us with step by step explanation how this bug happened so we can attempt to replicate it. If it's complex, please include screenshots where possible:
1. Got a quest from one of the male lions
2. Quest was "Visit an Animal Graveyard and protect a lone lion's skull from gathering hyenas. The spirit of the Great Elephant Killer will be grateful."
3. Defeated the graveyard hyenas
4. Quest not shown as completed
5. Defeated another graveyard hyenas to see if it would fix itself
6. Quest still not completed
7. Got rid of the quest because I did not want to wait for a fix