Thread name: can't open mail
Time: October 25, 2013 around 9:00PM-10:00ish PST(dont remember exact time)
Frequency: Only once
World name: Behemoth
Character name: Cass Tristesse
NPC name: mailbox
Monster name: n/a
Class/level: WHM/50
Party or solo: Party, 8 people
Race: Hyur female
In-game time: dont remember
Area and coordinates: Limsa Lominsa Upper Decks (X:11,Y:19)
Steps:

I was checking my mail that a friend sent me.
Then my Queue popped for Titan(HM)
I tried to close the attachment window for the mail with the materials my friend sent me. Then i tried to click the Queue to enter, I couldn't still needed to close the mailbox UI, so I did.
Then I could enter the Queue for the dungeon.
When I finished, I tried to open my mail again and could not, it still read as unopened mail and I could not view it at all.


Connection Specs

DSL/ATT U-verse
Modem maker/model number: Motorola NVG510

PC Specs
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System Information
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Time of this report: 10/26/2013, 10:46:36
Machine name: Home pc
Operating System: Windows 7 Home Premium 32-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130828-1532)
Language: English (Regional Setting: English)
System Manufacturer: BIOSTAR Group
System Model: TA790GX 128M
BIOS: Default System BIOS
Processor: AMD Phenom(tm) 9750 Quad-Core Processor (4 CPUs), ~2.4GHz
Memory: 8192MB RAM
Available OS Memory: 3200MB RAM
Page File: 2024MB used, 4371MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 11
DX Setup Parameters: Not found
User DPI Setting: 96 DPI (100 percent)
System DPI Setting: 96 DPI (100 percent)
DWM DPI Scaling: Disabled
DxDiag Version: 6.01.7601.17514 32bit Unicode

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Display Devices
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Card name: NVIDIA GeForce GT 640
Manufacturer: NVIDIA
Chip type: GeForce GT 640
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_0FC1&SUBSYS_36453842&REV_A1
Display Memory: 3338 MB
Dedicated Memory: 1994 MB
Shared Memory: 1343 MB
Current Mode: 1440 x 900 (32 bit) (75Hz)
Monitor Name: ViewSonic VA1916w
Monitor Model: VA1916wSERIES
Monitor Id: VSCF91F
Native Mode: 1440 x 900(p) (59.887Hz)
Output Type: HD15
Driver Name: nvd3dum.dll,nvwgf2um.dll,nvwgf2um.dll
Driver File Version: 9.18.0013.2049 (English)
Driver Version: 9.18.13.2049
DDI Version: 11
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 6/21/2013 05:02:43, 12427240 bytes