I've been having this issue for ages, but more or less have stubbornly powered through it since I could not find any valid fix for it so far. Needless to say now that the new expansion has come out, enough is enough. I'm sick of the game just closing on me at random when I'm in the middle of a dungeon, especially since I'm usually the tank and that results in a wipe.
-=-=-=-=-=-=- System Information -=-=-=-=-=-=-
SYSTEM_OS Windows 10 Home 64-bit (6.2, Build 9200) (17763.rs5_release.180914-1434)
SYSTEM_CPU Intel(R) Core(TM) i7-4770K CPU @ 3.50GHz (8 CPUs), ~3.5GHz
SYSTEM_CORE_NUM SYSTEM_CORE_LOGIC 8 SYSTEM_CORE_PHYSICS 4
SYSTEM_BIOS F6
SYSTEM_LANGUAGE English (Regional Setting: English)
SYSTEM_MEMORY 16245.359MB
SYSTEM_VIRTUAL_MEMORY 134217727.875MB
SYSTEM_PAGE_FILE 40245.359MB
SYSTEM_STORAGE C:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 2793.156GB SYSTEM_FREEDISC_SPACE 556.544GB
SYSTEM_DIRECTX_VERSION DirectX 12
SYSTEM_GRAPHICS NVIDIA GeForce GTX 970
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY1
SYSTEM_GRAPHICS_CHIP GeForce GTX 970
SYSTEM_GRAPHICS_MAKER NVIDIA
SYSTEM_GRAPHICS_VRAM 4043.500 MB
SYSTEM_GRAPHICS_SHARED_VRAM 8122.680 MB
SYSTEM_GRAPHICS_DAC Integrated RAMDAC
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (144Hz)
SYSTEM_GRAPHICS_DRIVER C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_b49751b9038af669\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_b49751b9038af669\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_b49751b9038af669\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_b49751b9038af669\nvldumdx.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 26.21.0014.3086
SYSTEM_GRAPHICS_DRIVER_DATE 5/21/2019 18:00:00
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_GRAPHICS Intel(R) HD Graphics 4600
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY5
SYSTEM_GRAPHICS_CHIP Intel(R) HD Graphics Family
SYSTEM_GRAPHICS_MAKER Intel Corporation
SYSTEM_GRAPHICS_VRAM 112.500 MB
SYSTEM_GRAPHICS_SHARED_VRAM 2048.000 MB
SYSTEM_GRAPHICS_DAC Internal
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (60Hz)
SYSTEM_GRAPHICS_DRIVER igdumdim64.dll,igd10iumd64.dll,igd10iumd64.dll,igd12umd64.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 20.19.0015.4835
SYSTEM_GRAPHICS_DRIVER_DATE 10/15/2017 18:00:00
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_SOUND Headphones (SteelSeries Arctis 7 Game)
SYSTEM_SOUND_DEVICE_ID {3B7C1BD2-2A27-43F8-B322-B2F6A4FFF6BF}
SYSTEM_SOUND_DEVICE_NAME USBAUDIO.sys
SYSTEM_SOUND_DRIVER_VERSION 6.02.17763.0001
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 9/14/2018 00:00:00
SYSTEM_SOUND Speakers (Steam Streaming Microphone)
SYSTEM_SOUND_DEVICE_ID {504A7B2C-FCA3-4033-B0CD-84EF801EDC25}
SYSTEM_SOUND_DEVICE_NAME SteamStreamingMicrophone.sys
SYSTEM_SOUND_DRIVER_VERSION
SYSTEM_SOUND_DRIVER_LANGUAGE
SYSTEM_SOUND_DRIVER_DATE 7/28/2017 00:00:00
SYSTEM_SOUND Headphones (Rift Audio)
SYSTEM_SOUND_DEVICE_ID {A0E494EC-5256-490F-8810-8CECF1E75B09}
SYSTEM_SOUND_DEVICE_NAME OCULUS119B.sys
SYSTEM_SOUND_DRIVER_VERSION 10.00.0016.9019
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 3/14/2016 00:00:00
SYSTEM_SOUND Speakers (Steam Streaming Speakers)
SYSTEM_SOUND_DEVICE_ID {E454EBEB-001E-44F2-A71B-DFCF81ADBCF9}
SYSTEM_SOUND_DEVICE_NAME SteamStreamingSpeakers.sys
SYSTEM_SOUND_DRIVER_VERSION
SYSTEM_SOUND_DRIVER_LANGUAGE
SYSTEM_SOUND_DRIVER_DATE 7/20/2017 00:00:00
SYSTEM_SOUND Headset Earphone (SteelSeries Arctis 7 Chat)
SYSTEM_SOUND_DEVICE_ID {F09B74B3-88EC-4BBA-8B9D-C300071A918B}
SYSTEM_SOUND_DEVICE_NAME USBAUDIO.sys
SYSTEM_SOUND_DRIVER_VERSION 6.02.17763.0001
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 9/14/2018 00:00:00
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 {49167C00-6830-11E9-8001444553540000}
SYSTEM_INPUT_NAME G502 HERO Gaming Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 3 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {893D09E0-047E-11E9-8001444553540000}
SYSTEM_INPUT_NAME Rift
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 1 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {9A04EF40-9367-11E9-8002444553540000}
SYSTEM_INPUT_NAME VMulti HID
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {4916F130-6830-11E9-8002444553540000}
SYSTEM_INPUT_NAME G502 HERO Gaming Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {893D30F0-047E-11E9-8002444553540000}
SYSTEM_INPUT_NAME Rift
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 1 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {49173F50-6830-11E9-8003444553540000}
SYSTEM_INPUT_NAME G502 HERO Gaming Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {980E5830-D200-11E8-8002444553540000}
SYSTEM_INPUT_NAME Corsair composite virtual input device
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 1024 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {7EE7F390-02B4-11E9-8001444553540000}
SYSTEM_INPUT_NAME NZXT USB Device
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {893D30F0-047E-11E9-8003444553540000}
SYSTEM_INPUT_NAME Rift Audio
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 1 SYSTEM_GAMEPAD_BUTTON 5 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {187982E0-9364-11E9-8002444553540000}
SYSTEM_INPUT_NAME ROCCAT Vulcan AIMO
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 573 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {61BA4480-9DEC-11E8-8003444553540000}
SYSTEM_INPUT_NAME SteelSeries Arctis 7
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 5 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {1879A9F0-9364-11E9-8003444553540000}
SYSTEM_INPUT_NAME ROCCAT Vulcan AIMO
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 3 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {61BCDC90-9DEC-11E8-8004444553540000}
SYSTEM_INPUT_NAME SteelSeries Arctis 7
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {49176660-6830-11E9-8004444553540000}
SYSTEM_INPUT_NAME G502 HERO Gaming Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 652 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {1879D100-9364-11E9-8004444553540000}
SYSTEM_INPUT_NAME ROCCAT Vulcan AIMO
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {1879F810-9364-11E9-8005444553540000}
SYSTEM_INPUT_NAME ROCCAT Vulcan AIMO
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
There's the system information from the FFXIV launcher.
It's the same errors that other people have been reporting, several DirectX errors at once and a CTD.
My drivers are up to date.
I've been experiencing this issue for a good while.
Yes, switching to DX9 technically fixes the issue, but ShB has dropped support of it and frankly that's an unacceptable 'fix' for me.