I saw there was another thread about this, but I wanted to post my own report since it is still happening after 2.21 and my specs differ from the other poster.

Time: Any time or day
Frequency: Random (usually every 2-3 attempts, it is not consistent)
World name: Excalibur
Character name: Cidriel Tausendklingen
NPC name: n/a
Monster name: n/a
Class/Level: On any job, tested on GLD WAR and FSH
Party or solo: Either
In-game time: Any time of day
Area and coordinates: Tried outside Summerford, in Limsa Lominsa, and just now by accident while exiting the Guildhest "Hero on the Halfshell"
Steps:
1. Access Fishing Log via keybind (Y) or via Menu
2. Crash to desktop

Connection Specs
- Type of internet connection/provider: Comcast
- Modem maker/model number: ARRIS / Motorola SB6121

PC Specs
-=-=-=-=-=-=- FFXIV Information -=-=-=-=-=-=-

MyDocument C:\Users\Pip\Documents
FINAL FANTASY XIV - A Realm Reborn C:\Program Files (x86)\SquareEnix
FINAL FANTASY XIV - A Realm Reborn Language 1 Region 2
ProxyEnable 0
ProxyServer unspecified
ProxyOverride *.local

-=-=-=-=-=-=- System Information -=-=-=-=-=-=-

SYSTEM_OS Windows 7 Professional 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130828-1532)
SYSTEM_CPU Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz (4 CPUs), ~2.7GHz
SYSTEM_CORE_NUM SYSTEM_CORE_LOGIC 4 SYSTEM_CORE_PHYSICS 4
SYSTEM_BIOS BIOS Date: 08/28/09 15:37:45 Ver: 08.00.14
SYSTEM_LANGUAGE English (Regional Setting: English)
SYSTEM_MEMORY 8191.051MB
SYSTEM_VIRTUAL_MEMORY 2047.875MB
SYSTEM_PAGE_FILE 8389.230MB
SYSTEM_STORAGE C:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 209.593GB SYSTEM_FREEDISC_SPACE 37.667GB
SYSTEM_STORAGE D:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 931.511GB SYSTEM_FREEDISC_SPACE 158.935GB
SYSTEM_STORAGE E:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 1863.014GB SYSTEM_FREEDISC_SPACE 322.592GB
SYSTEM_DIRECTX_VERSION DirectX 11
SYSTEM_GRAPHICS AMD Radeon HD 7700 Series
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY1
SYSTEM_GRAPHICS_CHIP AMD Radeon Graphics Processor (0x665C)
SYSTEM_GRAPHICS_MAKER Advanced Micro Devices, Inc.
SYSTEM_GRAPHICS_VRAM 2028.809 MB
SYSTEM_GRAPHICS_SHARED_VRAM 2067.129 MB
SYSTEM_GRAPHICS_DAC Internal DAC(400MHz)
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (60Hz)
SYSTEM_GRAPHICS_DRIVER aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 8.17.0010.1247
SYSTEM_GRAPHICS_DRIVER_DATE 12/6/2013 5:01:52 PM
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_SOUND Speakers (VIA High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {FBEB3B36-CB24-4FC4-8327-BD9D6EB622BC}
SYSTEM_SOUND_DEVICE_NAME viahduaa.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.8700
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 8/4/2010 9:17:14 PM
SYSTEM_SOUND SPDIF Interface (TX1) (VIA High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {9FCEB683-BC3E-4D64-A8A9-D06F749D3E3A}
SYSTEM_SOUND_DEVICE_NAME viahduaa.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.8700
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 8/4/2010 9:17:14 PM
SYSTEM_SOUND SPDIF Interface (TX0) (VIA High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {B9704D00-840C-4CA9-B1DB-B8ECDC05E0B2}
SYSTEM_SOUND_DEVICE_NAME viahduaa.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.8700
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 8/4/2010 9:17:14 PM
SYSTEM_INPUT {6F1D2B60-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 3 SYSTEM_GAMEPAD_BUTTON 8 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {6F1D2B61-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 128 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {28BC8A80-C038-11DE-8001444553540000}
SYSTEM_INPUT_NAME XBOX 360 For Windows (Controller)
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 5 SYSTEM_GAMEPAD_BUTTON 10 SYSTEM_GAMEPAD_FOV 1
SYSTEM_INPUT {26750790-BDE1-11E0-8001444553540000}
SYSTEM_INPUT_NAME USB Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 573 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {2680A050-BDE1-11E0-8002444553540000}
SYSTEM_INPUT_NAME USB Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 3 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {C7C8C7B0-B4A6-11E0-8001444553540000}
SYSTEM_INPUT_NAME Wacom Tablet
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 3 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {C7D0DE00-B4A6-11E0-8002444553540000}
SYSTEM_INPUT_NAME Wacom Tablet
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 8 SYSTEM_GAMEPAD_BUTTON 5 SYSTEM_GAMEPAD_FOV 0

-=-=-=-=-=-=- Application Information -=-=-=-=-=-=-

FFXIVLauncher
FINAL FANTASY XIV, The Lodestone | Cidriel Tausendklingen - Pale Moon
*new 2 - Notepad++
205 Free and Easy.mp3
AMD:CCC-AEMCapturingWindow

-=-=-=-=-=-=- Proccess Information -=-=-=-=-=-=-

C:\Program Files (x86)\Combined Community Codec Pack\MPC\mpc-hc.exe 00001284
C:\Program Files (x86)\SquareEnix\FINAL FANTASY XIV - A Realm Reborn\boot\ffxivlauncher.exe 00001198
C:\Program Files (x86)\SquareEnix\FINAL FANTASY XIV - A Realm Reborn\boot\ffxivsysinfo.exe 00000930
C:\Program Files (x86)\Texter\texter.exe 00000BF0
\AppData\Local\Amazon Cloud Player\Amazon Music Helper.exe 00000B84
\AppData\Roaming\Dropbox\bin\Dropbox.exe 00000BB8
\Local Settings\Apps\F.lux\flux.exe 00000B6C

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

Gamepad Manufacturer: Microsoft
Gamepad Model Name: Official X-Box 360 Gamepad