Basically, I click on a category of games, "war" in this example. And when I check the "has quests" checkbox I get the HTTP ERROR 500, the video provided is in dutch but translated it says, "The page doesnt work". Your text to link here...
@ismael6 Excellent work of reporting this nasty bug. Thanks to you we managed to squash it. Great work! You are rewarded with the rare 'Bug killer' Quest for this! Congratz! =)