Treasure Maps crumbling into Dust when deciphering

ISP:
Unitymedia

Type of Internet Connection:
DSL

Internet Connection Speed:
20Mbit/s

Date & Time:
GMT+2 - 11:02AM - 2015/07/10

Frequency:
Once (Did not reproduce due Time Restriction on Map Gathering)

Character Name:
Daxos BukBuk

Race:
Au-Ra

World:
Shiva(EU) - Chaos

Class/Level:
Level 60 - Miner

Area and Coordinates:
The Dravanian Hinterlands (27,24)

Party or Solo:
Solo

NPC Name:
None

Monster Name:
None

In-Game Time:
Not noted

Steps:

1.) Right Clicked the Timeworn Wyvernskin Map
2.) Pressed Decipher
3.) The Location of the Map "Coerthas Western Highlands" showed up.
4.) I teleported
5.) The Wyvernskin Treasure Map crumbles into Dust

[11:02]You begin mining.
[11:02]You obtain a timeworn wyvernskin map.
[11:02]You finish mining.
[11:02]You remove the timeworn wyvernskin map from the bottle and decipher its mysteries.
You obtain a wyvernskin treasure map!
[11:02]The wyvernskin treasure map crumbles into dust.


Normally the Wyvernskin Treasure Map is added to the Key Inventory after deciphering, but this time it just crumbled into Dust, just as if i had used Dig on it.