# \#osx **URL:** https://forums.unrealengine.com/tag/osx/468.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Adding C++ class failed in Xcode](https://forums.unrealengine.com/t/adding-c-class-failed-in-xcode/2673123)
**Author:** [@tontoro19](https://forums.unrealengine.com/u/tontoro19)\ **Replies:** 1\ **Last updated:** [November 9, 2025, 12:46pm UTC](https://forums.unrealengine.com/t/adding-c-class-failed-in-xcode/2673123 "2025-11-09T12:46:24Z")
I want to add a UBlueprintFunctionLibrary based class but got link error .Is there a way to solve this? the code i added is # header #pragma once #include "CoreMinimal.h" #include "Kismet/BlueprintFunctionLibrary.h" … --- ## [\[Mac OS X\] Where are the log files in 4.1?](https://forums.unrealengine.com/t/mac-os-x-where-are-the-log-files-in-4-1/282114)
**Author:** [@hoodoo\_1](https://forums.unrealengine.com/u/hoodoo_1)\ **Replies:** 3\ **Last updated:** [September 7, 2024, 2:52pm UTC](https://forums.unrealengine.com/t/mac-os-x-where-are-the-log-files-in-4-1/282114 "2024-09-07T14:52:40Z")
Before version 4.1 I could find my log files in Saved\\Logs but I can’t find any log files now with 4.1. I have searched both the engine folder and the project folders. In addition I checked the folders in Library/Appli… --- ## [4.11 search field get focus broke](https://forums.unrealengine.com/t/4-11-search-field-get-focus-broke/352732)
**Author:** [@Fritsl](https://forums.unrealengine.com/u/Fritsl)\ **Replies:** 15\ **Last updated:** [July 16, 2024, 1:17pm UTC](https://forums.unrealengine.com/t/4-11-search-field-get-focus-broke/352732 "2024-07-16T13:17:48Z")
OSX, Right click in empty space of Blueprint, start typing F, L, …: Expected behavior: Search has focus, narrowing search float… BUG: Search field does no longer get automated focus after right click, one has to move m… --- ## [Mac Fullscreen Mouse Position in UMG](https://forums.unrealengine.com/t/mac-fullscreen-mouse-position-in-umg/326255)
**Author:** [@user37337](https://forums.unrealengine.com/u/user37337)\ **Replies:** 5\ **Last updated:** [December 19, 2023, 8:52pm UTC](https://forums.unrealengine.com/t/mac-fullscreen-mouse-position-in-umg/326255 "2023-12-19T20:52:29Z")
When using Fullscreen Mode in OSX without the native resolution then the mouse position in UMG is calculated wrong. I see the Cursor on the screen but the Widgets responds at a different position (left over the cursor). … --- ## [How do you make a flip over system?](https://forums.unrealengine.com/t/how-do-you-make-a-flip-over-system/350209)
**Author:** [@Jackenstein](https://forums.unrealengine.com/u/Jackenstein)\ **Replies:** 4\ **Last updated:** [October 25, 2023, 5:45am UTC](https://forums.unrealengine.com/t/how-do-you-make-a-flip-over-system/350209 "2023-10-25T05:45:41Z")
Hello everyone, how could I create a press F to flip over action. This is a car game you can flip over so I’m trying to make a flip over system. If anyone could help please do, thank you! If anyone could get this to work… --- ## [Install and use UE4 for multiple users on OSX?](https://forums.unrealengine.com/t/install-and-use-ue4-for-multiple-users-on-osx/381971)
**Author:** [@anonymous\_user\_4b9d2dea](https://forums.unrealengine.com/u/anonymous_user_4b9d2dea)\ **Replies:** 5\ **Last updated:** [October 19, 2023, 4:33pm UTC](https://forums.unrealengine.com/t/install-and-use-ue4-for-multiple-users-on-osx/381971 "2023-10-19T16:33:39Z")
Here’s the basic scenario. I’d like to install one instance of UE4 on our iMac/macOS for all users to use. I’m admin (parent), and other users are not (children). Now when I install it (have admin privileges) it works f… --- ## [Cannot start the game on MacOs - The application "BarelyRacing.app" can't be opened](https://forums.unrealengine.com/t/cannot-start-the-game-on-macos-the-application-barelyracing-app-cant-be-opened/691497)
**Author:** [@Bojann](https://forums.unrealengine.com/u/Bojann)\ **Replies:** 1\ **Last updated:** [August 3, 2023, 12:02pm UTC](https://forums.unrealengine.com/t/cannot-start-the-game-on-macos-the-application-barelyracing-app-cant-be-opened/691497 "2023-08-03T12:02:49Z")
Hello, since I have updated to Monterey (but it might not have been the reason), I am unable to start compiled game for MacOs from Steam. Strange thing is, I am able to start compiled APP file normally. Errors: The app… --- ## [Android Setup For Mac](https://forums.unrealengine.com/t/android-setup-for-mac/466757)
**Author:** [@six519](https://forums.unrealengine.com/u/six519)\ **Replies:** 8\ **Last updated:** [March 10, 2023, 6:43pm UTC](https://forums.unrealengine.com/t/android-setup-for-mac/466757 "2023-03-10T18:43:28Z")
Good day everyone! I’m sorry but I really can’t find any information on how to setup Mac version of Unreal Engine so I can deploy games on Android devices. I guess the official documentation is for Windows only. Please h… --- ## [Xcode tries to reference windows SDK - No type named 'HWND' in 'SWindow'](https://forums.unrealengine.com/t/xcode-tries-to-reference-windows-sdk-no-type-named-hwnd-in-swindow/715228)
**Author:** [@Morgondag](https://forums.unrealengine.com/u/Morgondag)\ **Replies:** 0\ **Last updated:** [November 25, 2022, 3:17pm UTC](https://forums.unrealengine.com/t/xcode-tries-to-reference-windows-sdk-no-type-named-hwnd-in-swindow/715228 "2022-11-25T15:17:11Z")
Trying to build a project in Xcode but I’m getting windows API references from the engine build. Creating an empty new project works fine, there is no reference to windows in any of the game’s C++ code. I have gener… --- ## [OSX Packaging Error: Folder locale not found](https://forums.unrealengine.com/t/osx-packaging-error-folder-locale-not-found/367642)
**Author:** [@anonymous\_user\_515625df](https://forums.unrealengine.com/u/anonymous_user_515625df)\ **Replies:** 2\ **Last updated:** [October 25, 2022, 10:34am UTC](https://forums.unrealengine.com/t/osx-packaging-error-folder-locale-not-found/367642 "2022-10-25T10:34:34Z")
I am trying to package my project on OSX 10.11. Unfortunately, Packaging fails with the following error: Setting up Mono Building MagicMirror... Performing full C++ include scan (building a new target) Creating makefile… --- ## [Mac build issue when compiling and/or building](https://forums.unrealengine.com/t/mac-build-issue-when-compiling-and-or-building/614840)
**Author:** [@vonnbla12345](https://forums.unrealengine.com/u/vonnbla12345)\ **Replies:** 0\ **Last updated:** [July 26, 2022, 4:54pm UTC](https://forums.unrealengine.com/t/mac-build-issue-when-compiling-and-or-building/614840 "2022-07-26T16:54:16Z")
Good day devs, Im always encountering this error whenever im trying to build on my Mac PackagingResults: Error: variable 'PkgCDO' set but not used \[-Werror,-Wunused-but-set-variable\] there are tons of this same error. … --- ## [\[question\] Where are logs generated on Mac? \[UE4-27\]](https://forums.unrealengine.com/t/question-where-are-logs-generated-on-mac-ue4-27/561381)
**Author:** [@ViceVersa](https://forums.unrealengine.com/u/ViceVersa)\ **Replies:** 2\ **Last updated:** [May 20, 2022, 5:15pm UTC](https://forums.unrealengine.com/t/question-where-are-logs-generated-on-mac-ue4-27/561381 "2022-05-20T17:15:51Z")
my game crashes everytime i try to launch to ios. Theres no errors reported in the launcher so i need to see the crash logs. They dont seem to be in the Saved folder like they are on windows so im assuming they are gen… --- ## [The following modules are missing or built with a different engine version: UE4Editor-\[GameName\].dylib](https://forums.unrealengine.com/t/the-following-modules-are-missing-or-built-with-a-different-engine-version-ue4editor-gamename-dylib/317846)
**Author:** [@zhed](https://forums.unrealengine.com/u/zhed)\ **Replies:** 13\ **Last updated:** [May 3, 2022, 3:54pm UTC](https://forums.unrealengine.com/t/the-following-modules-are-missing-or-built-with-a-different-engine-version-ue4editor-gamename-dylib/317846 "2022-05-03T15:54:04Z")
Hi all, I just pushed for the first time an UE4 project from a git repo and, when trying to open the project, I get this error: Missing \[GameName\] Modules The following modules are missing or built with a different en… --- ## [Up key seems "stuck"](https://forums.unrealengine.com/t/up-key-seems-stuck/358276)
**Author:** [@verbalkint33](https://forums.unrealengine.com/u/verbalkint33)\ **Replies:** 3\ **Last updated:** [April 24, 2022, 8:43pm UTC](https://forums.unrealengine.com/t/up-key-seems-stuck/358276 "2022-04-24T20:43:56Z")
Hi, I’m on OSX El Capitain. Basically inside of unreal editor it is as if I’m holding in the UP key constantly. If I click anywhere in the content browser it will just run right back up to the top. It does the same in… --- ## [Bypass nodes for a windows plugin on osx build](https://forums.unrealengine.com/t/bypass-nodes-for-a-windows-plugin-on-osx-build/499202)
**Author:** [@Paul\_Eckhardt](https://forums.unrealengine.com/u/Paul_Eckhardt)\ **Replies:** 2\ **Last updated:** [February 17, 2022, 6:51pm UTC](https://forums.unrealengine.com/t/bypass-nodes-for-a-windows-plugin-on-osx-build/499202 "2022-02-17T18:51:54Z")
I have a plugin that only needs to run on an android client, but does not support mac builds. I can bypass all the nodes by hand, and build successfully. Is there a way in blueprints that I can bypass the nodes without h… --- ## [iOS Developer Certificate and Mobile Provision work on Windows but not OSX](https://forums.unrealengine.com/t/ios-developer-certificate-and-mobile-provision-work-on-windows-but-not-osx/357738)
**Author:** [@Aakrasia](https://forums.unrealengine.com/u/Aakrasia)\ **Replies:** 16\ **Last updated:** [February 10, 2022, 1:04pm UTC](https://forums.unrealengine.com/t/ios-developer-certificate-and-mobile-provision-work-on-windows-but-not-osx/357738 "2022-02-10T13:04:10Z")
I have been reading through documentation to try and begin packaging my game for IOS. I followed the given instructions and downloaded my .cer and my .mobileprovision and loaded them up into the editor through the projec… --- ## [UE with 2019 MacPro](https://forums.unrealengine.com/t/ue-with-2019-macpro/488190)
**Author:** [@qledbetter](https://forums.unrealengine.com/u/qledbetter)\ **Replies:** 2\ **Last updated:** [August 30, 2021, 11:02pm UTC](https://forums.unrealengine.com/t/ue-with-2019-macpro/488190 "2021-08-30T23:02:41Z")
Hello, everyone. I’m brand new to Unreal Engine and have a MacPro (2019) desktop with a AMD Radeon Pro W5700X 16 GB graphics card. 96 GB of RAM. 3.2 GHz 16-Core Intel Xeon W Processor. My fans run pretty fast and loud … --- ## [Is it possible to build Games on Windows for mac?](https://forums.unrealengine.com/t/is-it-possible-to-build-games-on-windows-for-mac/291235)
**Author:** [@siebencorgie](https://forums.unrealengine.com/u/siebencorgie)\ **Replies:** 21\ **Last updated:** [August 9, 2021, 5:14am UTC](https://forums.unrealengine.com/t/is-it-possible-to-build-games-on-windows-for-mac/291235 "2021-08-09T05:14:08Z")
Hi, Is it possible to Build my UE4 projekt (which is on Windows 7) for a Mac? I know how easy it is for windows, but i cant get it to work for OSx. for windows im going to package projekt-\> windows → Win 7 , but the… --- ## [UE4 on Late 2009 imac](https://forums.unrealengine.com/t/ue4-on-late-2009-imac/305678)
**Author:** [@Johnyboysiphone](https://forums.unrealengine.com/u/Johnyboysiphone)\ **Replies:** 2\ **Last updated:** [July 19, 2021, 5:47pm UTC](https://forums.unrealengine.com/t/ue4-on-late-2009-imac/305678 "2021-07-19T17:47:51Z")
Hey everyone,i have ue4 installed on my late 2009 iMac with 8 gig ram and on my late 2011 13 inch with 4 gig ram.both on 10.9.4 .I don’t know why but the game engine literally LITERALLY runs smoother without lag or cras… --- ## [I am not able to move object in play mode?](https://forums.unrealengine.com/t/i-am-not-able-to-move-object-in-play-mode/483788)
**Author:** [@Nitin2305](https://forums.unrealengine.com/u/Nitin2305)\ **Replies:** 0\ **Last updated:** [May 23, 2021, 6:42am UTC](https://forums.unrealengine.com/t/i-am-not-able-to-move-object-in-play-mode/483788 "2021-05-23T06:42:18Z")
Hi, I am new to unreal engine. I am trying to make a magnet in an unreal engine. using this tutorial UE4 Magnets using Physics Constraints in Unreal Engine 4 Tutorial How To - YouTube. I am Stuck at testing when I made s… --- ## [UE 4.26.1 not opening/booting/starting up](https://forums.unrealengine.com/t/ue-4-26-1-not-opening-booting-starting-up/479307)
**Author:** [@anonymous\_user\_987fcc1b1](https://forums.unrealengine.com/u/anonymous_user_987fcc1b1)\ **Replies:** 0\ **Last updated:** [February 24, 2021, 1:54am UTC](https://forums.unrealengine.com/t/ue-4-26-1-not-opening-booting-starting-up/479307 "2021-02-24T01:54:44Z")
This was happening before but I also just bought a eGPU for my mac mojave 10.14.5 Dropped in a Radeon Vega Frontier Edition 16 GB Intel UHD Graphics 630 1536 MB My internal GPU is the Radeon Pro 560X which is a bummer… --- ## ["Unable to open solution" with VSCode on OSX](https://forums.unrealengine.com/t/unable-to-open-solution-with-vscode-on-osx/475456)
**Author:** [@BreakfastTomato](https://forums.unrealengine.com/u/BreakfastTomato)\ **Replies:** 3\ **Last updated:** [December 27, 2020, 5:33am UTC](https://forums.unrealengine.com/t/unable-to-open-solution-with-vscode-on-osx/475456 "2020-12-27T05:33:00Z")
I’m very new to Unreal, and have been having trouble configuring it on my MacBook Pro using VSCode as an IDE. I’ve worked out most of the kinks (nearly all of them having nothing to do with Unreal specifically), but one … --- ## [Packaging on Mac exports twice the file size as on PC](https://forums.unrealengine.com/t/packaging-on-mac-exports-twice-the-file-size-as-on-pc/451666)
**Author:** [@Cakebread](https://forums.unrealengine.com/u/Cakebread)\ **Replies:** 1\ **Last updated:** [September 18, 2020, 1:52am UTC](https://forums.unrealengine.com/t/packaging-on-mac-exports-twice-the-file-size-as-on-pc/451666 "2020-09-18T01:52:08Z")
I have a UE4.21 project that I’m developing on PC, and with all the various tips and tricks for reducing package size I was able to get the final packaged product down to 90mb. However, when I take those same project fil… --- ## [4.25 OS X crashes on opening project](https://forums.unrealengine.com/t/4-25-os-x-crashes-on-opening-project/466806)
**Author:** [@anonymous\_user\_e5dad1a81](https://forums.unrealengine.com/u/anonymous_user_e5dad1a81)\ **Replies:** 0\ **Last updated:** [June 17, 2020, 3:20am UTC](https://forums.unrealengine.com/t/4-25-os-x-crashes-on-opening-project/466806 "2020-06-17T03:20:17Z")
Hello. My project was working fine yesterday, I restarted and today UE4 crashes as soon as the project tries to start. Other projects seem to start except this one. I’ve tried going back to previous versions of the proje… --- ## [Win installer - download on osx](https://forums.unrealengine.com/t/win-installer-download-on-osx/464913)
**Author:** [@ulverine](https://forums.unrealengine.com/u/ulverine)\ **Replies:** 0\ **Last updated:** [May 11, 2020, 6:44am UTC](https://forums.unrealengine.com/t/win-installer-download-on-osx/464913 "2020-05-11T06:44:12Z")
hey i want to download the windows installer from a mac. i cant seem to to find an option?! is there no way? thanks alot! --- ## [How can I fix Fortnite Battle Royale crashing upon startup? I use Mac OSX Sierra 10.12.6](https://forums.unrealengine.com/t/how-can-i-fix-fortnite-battle-royale-crashing-upon-startup-i-use-mac-osx-sierra-10-12-6/406236)
**Author:** [@Hewinsowls](https://forums.unrealengine.com/u/Hewinsowls)\ **Replies:** 5\ **Last updated:** [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 "2018-04-01T18:15:31Z")
SEGV\_MAPERR at 0x3 FGenericPlatformMisc::RaiseException(unsigned int) Address = 0x10266b62b (filename not found) \[in FortniteClient-Mac-Shipping\] FOutputDeviceMacError::Serialize(wchar\_t const\*, ELogVerbosity::Type, FN… --- ## [How to produce a DMG / Mac Executable on a PC?](https://forums.unrealengine.com/t/how-to-produce-a-dmg-mac-executable-on-a-pc/456637)
**Author:** [@Dr\_Asbestos](https://forums.unrealengine.com/u/Dr_Asbestos)\ **Replies:** 2\ **Last updated:** [October 8, 2019, 9:47pm UTC](https://forums.unrealengine.com/t/how-to-produce-a-dmg-mac-executable-on-a-pc/456637 "2019-10-08T21:47:04Z")
We’re in the final stages of releasing a game, and we’ve been making a game on a PC Unreal 4.23. What’s the best way of making a Mac executable (a .dmg) ? Most of our audience 80% - 90% are on Mac OS. We have a reasona… --- ## [Remap or stage restricted folders for ARKit?](https://forums.unrealengine.com/t/remap-or-stage-restricted-folders-for-arkit/451637)
**Author:** [@Michela.Ledwidge](https://forums.unrealengine.com/u/Michela.Ledwidge)\ **Replies:** 2\ **Last updated:** [August 27, 2019, 7:46am UTC](https://forums.unrealengine.com/t/remap-or-stage-restricted-folders-for-arkit/451637 "2019-08-27T07:46:35Z")
I’ve got a cross-platform product that is designed for iOS (using ARKit) but falls back to a simulator mode if not on iOS. What’s the recommended process for getting this built to Windows, OSX and HTML5? I get the foll… --- ## [How do I add iCloud entitlements to Mac games?](https://forums.unrealengine.com/t/how-do-i-add-icloud-entitlements-to-mac-games/453040)
**Author:** [@CraveTheGrave](https://forums.unrealengine.com/u/CraveTheGrave)\ **Replies:** 1\ **Last updated:** [July 29, 2019, 7:12pm UTC](https://forums.unrealengine.com/t/how-do-i-add-icloud-entitlements-to-mac-games/453040 "2019-07-29T19:12:37Z")
Our game uses Objective-C++ to communicate with Apple’s CloudKit, which works flawlessly on tvOS and iOS. However, Unreal does not add the entitlement to use iCloud when packaging games for Mac, so calls to iCloud fail o… --- ## [Unable to install directlink to archicad on MacOS](https://forums.unrealengine.com/t/unable-to-install-directlink-to-archicad-on-macos/451601)
**Author:** [@Sujan\_Arnbjorn](https://forums.unrealengine.com/u/Sujan_Arnbjorn)\ **Replies:** 1\ **Last updated:** [July 3, 2019, 2:20pm UTC](https://forums.unrealengine.com/t/unable-to-install-directlink-to-archicad-on-macos/451601 "2019-07-03T14:20:36Z")
Running TwinMotion Version 2019.4.4232 (6.0.0.4232) on a MacBook Pro 2018 with MacOS 10.14.5. It does not let me install the ArchiCAD direct link. I am prompted the following: Cannot open «DirectLink-Archicad\_Twinmoti… [Next page](https://forums.unrealengine.com/tag/osx/468.md?match_all_tags=true&page=1&tags%5B%5D=osx)