Citra Fatal Error opening Rom

Citra gives me an error message(below) when trying to run a rom
'Citra has encountered a fatal error, please see the log for more details. For more information on accessing the log, please see the following page: How to Upload the Log File.

Would you like to quit back to the game list? Continuing emulation may result in crashes, corrupted save data, or other bugs.’

System Information

Log:
Last login: Sat Nov 18 16:56:34 on ttys000
Bens-MacBook-Pro:~ benmills$ /var/folders/cp/tk01jhf97d9179ghlq2vj6v80000gn/T/AppTranslocation/41E9D50B-D5E2-4A17-B859-ABEF8BD31567/d/citra-qt.app/Contents/MacOS/citra-qt-bin ; exit;
[ 0.000000] Loader core/loader/loader.cpp:GetLoader:137: File /Users/benmills/Desktop/3DS/Pokemon Ultra Moon (World) RF Decrypted .3ds has a different type than its extension.
[ 0.000327] Service.FS core/file_sys/ncch_container.cpp:Load:173: ExHeader Program ID mismatch: the ROM is probably encrypted.
[ 0.000370] Service.FS core/file_sys/ncch_container.cpp:Load:173: ExHeader Program ID mismatch: the ROM is probably encrypted.
[ 0.000473] Service.FS core/file_sys/ncch_container.cpp:Load:173: ExHeader Program ID mismatch: the ROM is probably encrypted.
[ 0.000490] Service.FS core/file_sys/ncch_container.cpp:Load:173: ExHeader Program ID mismatch: the ROM is probably encrypted.
[ 0.008217] Frontend citra_qt/main.cpp:CheckForUpdates:401: Unable to start check for updates
[ 4.266117] Frontend citra_qt/main.cpp:BootGame:539: Citra starting…
[ 4.289640] Loader core/loader/loader.cpp:GetLoader:137: File /Users/benmills/Desktop/3DS/Pokemon Ultra Moon (World) RF Decrypted .3ds has a different type than its extension.
[ 4.299822] Render.OpenGL video_core/renderer_opengl/renderer_opengl.cpp:Init:488: GL_VERSION: 4.1 INTEL-10.25.13
[ 4.299839] Render.OpenGL video_core/renderer_opengl/renderer_opengl.cpp:Init:489: GL_VENDOR: Intel Inc.
[ 4.299844] Render.OpenGL video_core/renderer_opengl/renderer_opengl.cpp:Init:490: GL_RENDERER: Intel® Iris™ Graphics 540
[ 4.302320] Loader core/loader/ncch.cpp:Load:159: Program ID: 00040000001B5100
[ 4.302381] Service.FS core/file_sys/ncch_container.cpp:OpenFile:107: Failed to open /Users/benmills/.local/share/citra-emu/sdmc/Nintendo 3DS/00000000000000000000000000000000/00000000000000000000000000000000/title/0004000e/001b5100/content/00000000.app
[ 4.322248] Loader core/hle/kernel/process.cpp:ParseKernelCaps:108: ExHeader kernel version: 2.50
[ 4.323605] Service.CFG core/hle/service/cfg/cfg.cpp:SetPreferredRegionCode:613: Preferred region code set to 0
[ 4.323617] Service.CFG core/hle/service/cfg/cfg.cpp:SetPreferredRegionCode:621: System language 1 does not fit the region. Adjusted to 0
[ 4.362804] Service.SRV core/hle/service/sm/srv.cpp:RegisterClient:48: (STUBBED) called
[ 4.688971] Service.SRV core/hle/service/sm/srv.cpp:EnableNotification:70: (STUBBED) called
[ 4.691845] Service.APT core/hle/service/apt/apt.cpp:GetLockHandle:431: (STUBBED) called handle=0x00038009 applet_attributes=0x00000000
[ 4.697183] Service.APT core/hle/service/apt/apt.cpp:SetScreenCapPostPermission:872: (STUBBED) screen_capture_post_permission=0
[ 4.698126] Service.NDM core/hle/service/ndm/ndm.cpp:OverrideDefaultDaemons:204: (STUBBED) default_daemon_bit_mask=0x0000000F
[ 4.698402] Service.NDM core/hle/service/ndm/ndm.cpp:SuspendDaemons:89: (STUBBED) daemon_bit_mask=0x00000009
[ 4.700829] Service.APT core/hle/service/apt/apt.cpp:NotifyToWait:408: (STUBBED) app_id=768
[ 4.704151] Service.APT core/hle/service/apt/apt.cpp:AppletUtility:733: (STUBBED) called command=0x00000007, input_size=0x00000004, output_size=0x00000001, input_addr=0x0FFFFF48, output_addr=0x0FFFFF14
[ 4.704675] Service.APT core/hle/service/apt/apt.cpp:AppletUtility:733: (STUBBED) called command=0x00000004, input_size=0x00000001, output_size=0x00000001, input_addr=0x0FFFFF10, output_addr=0x0FFFFF14
[ 4.708005] Service.FS core/hle/service/fs/fs_user.cpp:InitializeWithSdkVersion:807: (STUBBED) called, version: 0x0B0401C8
[ 4.712181] Service.FS core/file_sys/archive_selfncch.cpp:OpenRomFS:177: Unable to read RomFS
[ 4.712195] Service.FS core/hle/service/fs/fs_user.cpp:OpenFileDirectly:161: failed to get a handle for file [Binary: 000000000000000000000000] mode=1 attributes=0
[ 4.712992] Service.ERR core/hle/service/err_f.cpp:ThrowFatalError:172: Fatal error
[ 4.713006] Service.ERR core/hle/service/err_f.cpp:ThrowFatalError:175: Fatal error type: Generic
[ 4.713013] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:145: PID: 0x0000000A
[ 4.713019] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:147: REV: 0x00000000_0x0000F21D
[ 4.713026] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:149: TID: 0x00000000_0x00000000
[ 4.713032] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:151: AID: 0x00000000_0x00000000
[ 4.713038] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:152: ADR: 0x00168DD8
[ 4.713044] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:154: RSL: 0xC8804464
[ 4.713049] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:155: Level: 25
[ 4.713055] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:156: Summary: 4
[ 4.713061] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:157: Module: 17
[ 4.713066] Service.ERR core/hle/service/err_f.cpp:LogGenericInfo:158: Desc: 100
[ 4.713095] Service.ERR core/hle/service/err_f.cpp:ThrowFatalError:186: Datetime: 2017/11/18 16:57:20

there you go, it says right here

Thanks for pointing that out to me