Group was permanently stuck in Bismark EX when a player disconnected.

Summary:
When a player disconnected from Bismark EX and was thrown from his back, the group was stuck in combat and could not leave.

ISP:
Time Warner

Type of Internet Connection:
CATV

Internet Connection Speed:
100 Mbps

Date & Time:
2016-02-26 at 10:15-10:30 PM PST

Frequency:
Unknown

World:
Leviathan

Character Name:
Kasali Ossiran

Retainer Name:
None.

NPC Name:
None.

Monster Name:
Bismark

Class/Level:
Class and Level of your character when the issue occurred.

Party or Solo:
Party - 8

Race:
Au'Ra Male

In-Game Time:
Didn't check.

Area and Coordinates:
The Limitless Blue (Extreme)

Steps:
1. Log into FFXIV: Heavensward
2. Select a character
3. Have unlocked The Limitless Blue (Extreme)
4. Queue up for The Limitless Blue (Extreme)
5. Enter the Trial when available
6. Have a player get disconnected while in Bismark's back so they are thrown off once they are logged out
7. Let Bismark destroy the island so the fight fails
8. Attempt to kick the disconnect player, leave the instance, or Vote Abandon
9. Observe