Leviathan fight reset with people still alive

[Max007mxm]

ISP: Axtel

Type of Internet Connection: Optic Fiber

Internet Connection Speed: 200 Mbit/s, 200 Mbit/s

Time: 06/07/2014 23:07

Frequency: Unknown

World name: Famfrit

Character name: Tier Halibell

NPC name: None

Monster name: Leviathan

Class/Level: Whitemage/50

Party or solo: Party

In-game time: 11:07 pm (CT)

Area and coordinates: The Whorleater

Steps:
Not too much to tell, we was fighting Leviathan and too many people died so I only dodging waiting for getting hitted by leviathan when in a middle dash he respawn with his full life and in the start of the fight position

I was streaming so here is the fight from the begining till the bug (bug start at 6:20).

http://www.twitch.tv/max007mx/c/4422648


PC Specs

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System Information
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Time of this report: 6/8/2014, 13:36:07
Machine name: MAX007MXM
Operating System: Windows 8.1 Single Language 64-bit (6.3, Build 9600) (9600.winblue_gdr.140305-1710)
Language: Spanish (Regional Setting: Spanish)
System Manufacturer: Dell Inc.
System Model: Inspiron 7537
BIOS: A07
Processor: Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz (4 CPUs), ~1.8GHz
Memory: 8192MB RAM
Available OS Memory: 8090MB RAM
Page File: 3254MB used, 13028MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 11
DX Setup Parameters: Not found
User DPI Setting: Using System DPI
System DPI Setting: 144 DPI (150 percent)
DWM DPI Scaling: Disabled
DxDiag Version: 6.03.9600.16384 64bit Unicode