Date and Time : 19.04.16
Where it happened (which map, which quest, which npc, etc) :
Location 2nd Demon Prison (161 lv)
Mob: Thief key
Bug Description :
His respawn before was 1800s. Now i see this mob 5-7 times for 10 minutes. I open chest 10 times for 40-50 min clear time. If it should be so then ok. Please check this.