# How can I fix Fortnite Battle Royale crashing upon startup? I use Mac OSX Sierra 10.12.6 **URL:** \ **Category:** Getting Started & Setup\ **Tags:** osx, unreal-engine, crash, question\ **Created:** [October 5, 2017, 1:00pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236 "2017-10-05T13:00:12Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![Hewinsowls](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Hewinsowls](https://forums.unrealengine.com/u/Hewinsowls)\ **Post date:** [October 5, 2017, 1:00pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/1 "2017-10-05T13:00:12Z")
SEGV\_MAPERR at 0x3 FGenericPlatformMisc::RaiseException(unsigned int) Address = 0x10266b62b (filename not found) [in FortniteClient-Mac-Shipping] FOutputDeviceMacError::Serialize(wchar\_t const\*, ELogVerbosity::Type, FName const&) Address = 0x10273e9cf (filename not found) [in FortniteClient-Mac-Shipping] FOutputDevice::Logf(wchar\_t const\*, …) Address = 0x10279b99c (filename not found) [in FortniteClient-Mac-Shipping] FDebug::AssertFailed(char const\*, char const\*, int, wchar\_t const\*, …) Address = 0x102764494 (filename not found) [in FortniteClient-Mac-Shipping] LoadPhysXModules() Address = 0x103bb3cd3 (filename not found) [in FortniteClient-Mac-Shipping] InitGamePhys() Address = 0x103ba04aa (filename not found) [in FortniteClient-Mac-Shipping] FEngineLoop::PreInit(wchar\_t const\*) Address = 0x10159a9ed (filename not found) [in FortniteClient-Mac-Shipping] GuardedMain(wchar\_t const\*) Address = 0x1015a0c4a (filename not found) [in FortniteClient-Mac-Shipping] -[UE4AppDelegate runGameThread:] Address = 0x1015a6ec7 (filename not found) [in FortniteClient-Mac-Shipping] -[FCocoaGameThread main] Address = 0x1026f69f0 (filename not found) [in FortniteClient-Mac-Shipping] Unknown() Address = 0x7fffb4ce18ad (filename not found) [in Foundation] \_pthread\_body Address = 0x7fffc8c5f93b (filename not found) [in libsystem\_pthread.dylib] \_pthread\_body Address = 0x7fffc8c5f887 (filename not found) [in libsystem\_pthread.dylib] thread\_start Address = 0x7fffc8c5f08d (filename not found) [in libsystem\_pthread.dylib] ---
**Author:** ![Sean\_Flint](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Sean\_Flint](https://forums.unrealengine.com/u/Sean_Flint)\ **Post date:** [October 5, 2017, 7:15pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/2 "2017-10-05T19:15:11Z")
Hello, For issues with Fortnite and Fortnite BR, please refer to [http://fortnitehelp.epicgames.com/](http://fortnitehelp.epicgames.com/) There you can find an Email Us button on the side of the page to use to get in touch with one of our support staff. Have a great day! ---
**Author:** ![anonymous\_user\_7ee6796d](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@anonymous\_user\_7ee6796d](https://forums.unrealengine.com/u/anonymous_user_7ee6796d)\ **Post date:** [October 10, 2017, 5:18pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/3 "2017-10-10T17:18:25Z")
I have it also ---
**Author:** ![Django](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Django](https://forums.unrealengine.com/u/Django)\ **Post date:** [October 10, 2017, 5:32pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/4 "2017-10-10T17:32:45Z")
same … ---
**Author:** ![anonymous\_user\_e3c377c9](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@anonymous\_user\_e3c377c9](https://forums.unrealengine.com/u/anonymous_user_e3c377c9)\ **Post date:** [April 1, 2018, 6:13pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/5 "2018-04-01T18:13:52Z")
is a solution menn,… ---
**Author:** ![HouseSl\_ot](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@HouseSl\_ot](https://forums.unrealengine.com/u/HouseSl_ot)\ **Post date:** [April 1, 2018, 6:15pm UTC](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236/6 "2018-04-01T18:15:31Z")
**i have same problem almost when i open the launcher to play, it brings me to UE4 [https://answers.unrealengine.com/users/632235/theplayer146.html](https://answers.unrealengine.com/users/632235/theplayer146.html)**