Quest "Morbid Motivation" not giving Mysterious Maps

Time: Approximately 10:00a -11:00a EDT
Frequency: Has occurred twice in succession
World name: Goblin
Character name: Kaimoria Stargazer
NPC name: Brangwine
Monster name: N/A
Class/Level: Summoner/50
Party or solo: Solo
In-game time: Unsure
Area and coordinates: Mor Dhona, x22y6
Steps:
1. Decipher "Mysterious Map" to obtain Key Item "Alexandrite Map"
2. Accept quest "Morbid Motivation"
3. Successfully complete an Expert Roulette
4. Obtain key item "Sack of Adventurer's Effects"
5. Engage NPC Brangwine
6. Hand over "Sack of Adventurer's Effects"
7. Brangwine uses dialogue from quest acceptance, not quest completion
8. "Sack of Adventurer's Effects" is removed from Key Items, and no "Mysterious Map" is given
9. Quest "Morbid Motivation" remains active in Journal

Connection Specs
- Type of internet connection/provider: Cable internet, Comcast
- Modem maker/model number: Asus RT-N16

PC Specs
-=-=-=-=- System Information -=-=-=-=-
Operating System: Windows 7 Professional 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.140303-2144)
Language: English (Regional Setting: English)
System Manufacturer: System manufacturer
System Model: System Product Name
BIOS: BIOS Date: 10/15/13 17:33:48 Ver: 45.02
Processor: Intel(R) Core(TM) i7-4820K CPU @ 3.70GHz (8 CPUs), ~3.7GHz
Memory: 16384MB RAM
Available OS Memory: 16326MB RAM
Page File: 7193MB used, 25455MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 11

---------------
Display Devices
---------------
Card name: NVIDIA GeForce GTX 760
Manufacturer: NVIDIA
Chip type: GeForce GTX 760
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_1187&SUBSYS_27653842&REV_A1
Display Memory: 4038 MB
Dedicated Memory: 1990 MB
Shared Memory: 2048 MB
Current Mode: 1440 x 900 (32 bit) (60Hz)
Monitor Name: Generic PnP Monitor
Monitor Model: W1952
Monitor Id: GSM4B78
Native Mode: 1440 x 900(p) (59.887Hz)
Output Type: DVI
Driver Name: nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um
Driver File Version: 9.18.0013.3523 (English)
Driver Version: 9.18.13.3523
DDI Version: 11
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 3/4/2014 10:35:23, 17755424 bytes
WHQL Logo'd: n/a
WHQL Date Stamp: n/a
Device Identifier: {D7B71E3E-52C7-11CF-3156-68071CC2C435}
Vendor ID: 0x10DE
Device ID: 0x1187
SubSys ID: 0x27653842
Revision ID: 0x00A1
D3D9 Overlay: Supported
DXVA-HD: Supported
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Enabled

System Information amended for length, please let me know if you need further specs.

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Browser Information
- Name and version of the browser currently in-use: Chrome
- Internet Explorer Version: 11

Note: I would be ecstatic if I could be reimbursed the two Mysterious Maps I missed out on, as this is a daily turn in and has occurred twice (now past turn-in deadline)