Candlemaking had a bug that gave 5 mining levels instead of 5 candlemaking for the lvl 65 quest.
Alchemy had a missing quest step (level 65 quest) which is fixed for new players but not for people who skipped it.
If you faced either of these two bugs please send a ticket @ http://dragonraja.eu/support/index.php
Please provide the following as well:
-Account name
-Char it happened on
-Which bug you experienced
Sorry for the inconvenience