# \#Builds

**URL:** https://forums.unrealengine.com/tag/builds/374.md

[Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md)

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## [Blueprint Runtime Error: "Accessed None trying to read property Enemy"](https://forums.unrealengine.com/t/blueprint-runtime-error-accessed-none-trying-to-read-property-enemy/224397)

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**Author:** [@Riyko13](https://forums.unrealengine.com/u/Riyko13)\
**Replies:** 1\
**Last updated:** [October 18, 2026, 10:02am UTC](https://forums.unrealengine.com/t/blueprint-runtime-error-accessed-none-trying-to-read-property-enemy/224397 "2026-10-18T10:02:45Z")

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\[FONT=Comic Sans MS\]Hi, I’m new to unreal engine, and I’m trying out a beginner top-down wave shooter. Some of the code I made to set up a wave system and ai spawning is not functioning, and I get the error code that is …

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## [UE5.vcxproj Warnings when Opening Cloned Project Inside VS2022](https://forums.unrealengine.com/t/ue5-vcxproj-warnings-when-opening-cloned-project-inside-vs2022/540536)

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**Author:** [@Boooke](https://forums.unrealengine.com/u/Boooke)\
**Replies:** 7\
**Last updated:** [September 30, 2026, 7:42pm UTC](https://forums.unrealengine.com/t/ue5-vcxproj-warnings-when-opening-cloned-project-inside-vs2022/540536 "2026-09-30T19:42:20Z")

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I get the following warnings when opening a cloned/converted (I think 4.26) project: Project\\Intermediate\\ProjectFiles\\UE5.vcxproj : warning : The build tools for Visual Studio 2022 (v143) cannot be found. Install Visu…

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## [Failed to generate clothing sim mesh due to degenerate triangle](https://forums.unrealengine.com/t/failed-to-generate-clothing-sim-mesh-due-to-degenerate-triangle/94634)

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**Author:** [@anonymous\_user\_9a21d0d5](https://forums.unrealengine.com/u/anonymous_user_9a21d0d5)\
**Replies:** 20\
**Last updated:** [May 29, 2026, 9:48pm UTC](https://forums.unrealengine.com/t/failed-to-generate-clothing-sim-mesh-due-to-degenerate-triangle/94634 "2026-05-29T21:48:31Z")

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Hi All! When attempting to Create Clothing Asset from Section on a mesh with a clearly selected section I get the error: \*\*Failed to generate clothing sim mesh due to degenerate triangle, found conincident vertices in …

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## [Switchboard and nDisplay with Shipping Build](https://forums.unrealengine.com/t/switchboard-and-ndisplay-with-shipping-build/526216)

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**Author:** [@gtaylor2141](https://forums.unrealengine.com/u/gtaylor2141)\
**Replies:** 7\
**Last updated:** [May 18, 2026, 7:34am UTC](https://forums.unrealengine.com/t/switchboard-and-ndisplay-with-shipping-build/526216 "2026-05-18T07:34:11Z")

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I’ve got a project successfully running over nDisplay on a system with 4 computers, each their own node with a single display. On this development system, I have the full 4.27.2 editor installed on each computer. I can r…

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## [Build missing project module](https://forums.unrealengine.com/t/build-missing-project-module/538381)

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**Author:** [@a\_b\_75](https://forums.unrealengine.com/u/a_b_75)\
**Replies:** 2\
**Last updated:** [March 10, 2026, 9:02pm UTC](https://forums.unrealengine.com/t/build-missing-project-module/538381 "2026-03-10T21:02:09Z")

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We have a small Unreal 5 showcase project, Blueprint with a couple C++ classes. It started with Early Access and was ported to subsequent versions. It works as expected on our Windows development computers, on 5.0.1 now…

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## [Keybind 'Reset Building' causes an Editing Bug](https://forums.unrealengine.com/t/keybind-reset-building-causes-an-editing-bug/2666388)

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**Author:** [@Micah7\_8\_on\_60z](https://forums.unrealengine.com/u/Micah7_8_on_60z)\
**Replies:** 4\
**Last updated:** [March 5, 2026, 8:21pm UTC](https://forums.unrealengine.com/t/keybind-reset-building-causes-an-editing-bug/2666388 "2026-03-05T20:21:54Z")

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Summary There’s a bug with the new “Reset Building” bind in Fortnite. When sprinting, using the reset bind causes the game to hover in edit mode instead of completing the reset. If the player then swaps to another weapon…

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## [UE5.1 VS2022 C++ Build Error With MSB3073](https://forums.unrealengine.com/t/ue5-1-vs2022-c-build-error-with-msb3073/694392)

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**Author:** [@973044](https://forums.unrealengine.com/u/973044)\
**Replies:** 32\
**Last updated:** [February 5, 2026, 12:29am UTC](https://forums.unrealengine.com/t/ue5-1-vs2022-c-build-error-with-msb3073/694392 "2026-02-05T00:29:15Z")

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vs2022 error Severity Code Description Project File Line Suppression State Error MSB3073 The command "D:\\UE\_5.1\\Engine\\Build\\BatchFiles\\Build.bat CPPEditor Win64 Development -Project="D:\\UnrealProject\\CPP\\CPP.uproject" …

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## [Build from Source Error MSB3073](https://forums.unrealengine.com/t/build-from-source-error-msb3073/510622)

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**Author:** [@Pseudocorpus](https://forums.unrealengine.com/u/Pseudocorpus)\
**Replies:** 18\
**Last updated:** [December 2, 2025, 11:42am UTC](https://forums.unrealengine.com/t/build-from-source-error-msb3073/510622 "2025-12-02T11:42:03Z")

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When I try to build UE from source (wether it being 4.27 or 5), an error pops up in Visual Studio which prevents the compilation from finishing. The error reads as follows: |Severity|Code|Description|Project|File|Line|S…

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## [Specify name to Installed Build](https://forums.unrealengine.com/t/specify-name-to-installed-build/517405)

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**Author:** [@jshnx](https://forums.unrealengine.com/u/jshnx)\
**Replies:** 2\
**Last updated:** [November 26, 2025, 12:20am UTC](https://forums.unrealengine.com/t/specify-name-to-installed-build/517405 "2025-11-26T00:20:14Z")

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Hi, How can I specify customized display name to installed build? I want to name to ‘Binary build at LOCALBUILDS\_PATH’. in Unreal Engine version switcher. I tried to change name in Engine\\Build\\Build.version. Any w…

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## [Built .exe file won't run (Windows)](https://forums.unrealengine.com/t/built-exe-file-wont-run-windows/652973)

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**Author:** [@Tistik](https://forums.unrealengine.com/u/Tistik)\
**Replies:** 4\
**Last updated:** [October 24, 2025, 7:48am UTC](https://forums.unrealengine.com/t/built-exe-file-wont-run-windows/652973 "2025-10-24T07:48:51Z")

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Hey there. I have packaged a project of my game prototype but when double clicking the .exe file it doesn’t run, and generates a log file. According to Unreal Editor output log the packaging was successful, but just in…

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## [bSelfContext == true, but no scope supplied!](https://forums.unrealengine.com/t/bselfcontext-true-but-no-scope-supplied/256678)

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**Author:** [@VelikyPanda](https://forums.unrealengine.com/u/VelikyPanda)\
**Replies:** 1\
**Last updated:** [August 1, 2025, 10:25am UTC](https://forums.unrealengine.com/t/bselfcontext-true-but-no-scope-supplied/256678 "2025-08-01T10:25:44Z")

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I’ve been getting errors such as these in the log after moving to UE 4.26.2. (TryGetPawnOwner) bSelfContext == true, but no scope supplied! (K2\_GetActorRotation) bSelfContext == true, but no scope supplied! It doesn’t …

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## [How to solve engine modules are out of date](https://forums.unrealengine.com/t/how-to-solve-engine-modules-are-out-of-date/564119)

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**Author:** [@LokiSMG](https://forums.unrealengine.com/u/LokiSMG)\
**Replies:** 12\
**Last updated:** [July 22, 2025, 2:33am UTC](https://forums.unrealengine.com/t/how-to-solve-engine-modules-are-out-of-date/564119 "2025-07-22T02:33:42Z")

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Hey, I am compiling my own engine solution because I have made some changes to the engine’s code, but when trying to open my .uproject file, it asks for me to build the modules because they are built for another version.…

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## [How to build UE 5.1 from source on linux detecting the right engine version](https://forums.unrealengine.com/t/how-to-build-ue-5-1-from-source-on-linux-detecting-the-right-engine-version/754249)

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**Author:** [@Jense841](https://forums.unrealengine.com/u/Jense841)\
**Replies:** 2\
**Last updated:** [July 15, 2025, 6:51pm UTC](https://forums.unrealengine.com/t/how-to-build-ue-5-1-from-source-on-linux-detecting-the-right-engine-version/754249 "2025-07-15T18:51:20Z")

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I’m building UE 5.1 on linux (mint 21, vanessa) and I have version problems with assets created outside the editor. The first problem happens when opening projects generated with the Epic Game Launcher on the UE editor.…

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## [How to fix third party dll include not being staged correctly?](https://forums.unrealengine.com/t/how-to-fix-third-party-dll-include-not-being-staged-correctly/662957)

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**Author:** [@k\_a\_s\_s\_k\_a\_s\_s](https://forums.unrealengine.com/u/k_a_s_s_k_a_s_s)\
**Replies:** 1\
**Last updated:** [June 22, 2025, 6:59am UTC](https://forums.unrealengine.com/t/how-to-fix-third-party-dll-include-not-being-staged-correctly/662957 "2025-06-22T06:59:16Z")

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Hi Unreal forums! I am using a pre-built C++ library in my project using dynamic library files. The library is contained in a plugin, let’s call it MyPlugin. Building/packaging/playing in editor works fine. However, a p…

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## [BuildConfiguration.xml about UBA ](https://forums.unrealengine.com/t/buildconfiguration-xml-about-uba/2480776)

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**Author:** [@Wixye](https://forums.unrealengine.com/u/Wixye)\
**Replies:** 0\
**Last updated:** [April 29, 2025, 4:42am UTC](https://forums.unrealengine.com/t/buildconfiguration-xml-about-uba/2480776 "2025-04-29T04:42:51Z")

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I use the UBA in our Project and Engine5.5.4. I want to modify agent’s MaxCoreNum in compile How should I configure the parameters in buildconfiguration.xml. Which parameters are relevant to UBA? Where should I go to…

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## [Default Scalability / quality settings for Packaging / build project](https://forums.unrealengine.com/t/default-scalability-quality-settings-for-packaging-build-project/721783)

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**Author:** [@HugoDiGio](https://forums.unrealengine.com/u/HugoDiGio)\
**Replies:** 16\
**Last updated:** [April 23, 2025, 9:12pm UTC](https://forums.unrealengine.com/t/default-scalability-quality-settings-for-packaging-build-project/721783 "2025-04-23T21:12:24Z")

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Hi there, I make a VR application, started from openXR Template with high ends graphics (but this detail have no link to the subject of my post, just for context). To match the target hardware (fixed hardware), I need t…

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## [Error while packaging project made in UE5.2.1  ](https://forums.unrealengine.com/t/error-while-packaging-project-made-in-ue5-2-1/2469748)

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**Author:** [@LostZor0](https://forums.unrealengine.com/u/LostZor0)\
**Replies:** 1\
**Last updated:** [April 22, 2025, 10:20pm UTC](https://forums.unrealengine.com/t/error-while-packaging-project-made-in-ue5-2-1/2469748 "2025-04-22T22:20:53Z")

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I am packaging my project for windows, but this error msg shows up. Already downloaded and tried this solution I found. \[https://download.visualstudio.microsoft.com/download/pr/e2c406c9-d40d-442c-b6cd-bc60a84d159f/556f…

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## [Unreal 5 Build crash aqProf.dll VtuneApi.dll](https://forums.unrealengine.com/t/unreal-5-build-crash-aqprof-dll-vtuneapi-dll/513399)

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**Author:** [@M.Chat1](https://forums.unrealengine.com/u/M.Chat1)\
**Replies:** 30\
**Last updated:** [March 12, 2025, 11:23pm UTC](https://forums.unrealengine.com/t/unreal-5-build-crash-aqprof-dll-vtuneapi-dll/513399 "2025-03-12T23:23:55Z")

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Hello, I simply created a FPS projet, then try to build the projet then it crashes. Here is the log: Here is the first part of my error log: Log file open, 04/05/22 13:26:57 LogWindows: Failed to load ‘aqProf.dll’ (Ge…

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## [Running several editors off of the same local DDC cache at the same time](https://forums.unrealengine.com/t/running-several-editors-off-of-the-same-local-ddc-cache-at-the-same-time/2385286)

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**Author:** [@Karlovsky120](https://forums.unrealengine.com/u/Karlovsky120)\
**Replies:** 0\
**Last updated:** [March 11, 2025, 3:58pm UTC](https://forums.unrealengine.com/t/running-several-editors-off-of-the-same-local-ddc-cache-at-the-same-time/2385286 "2025-03-11T15:58:12Z")

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I have several build machines, each of them has several streams. They can all perform full builds. The issue is that DDC takes up about 50GB per stream per agent, which adds up to a lot quickly. I can run them all with …

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## [How to rename a folder or fix up redirectors without crashing?](https://forums.unrealengine.com/t/how-to-rename-a-folder-or-fix-up-redirectors-without-crashing/133477)

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**Author:** [@Pine722](https://forums.unrealengine.com/u/Pine722)\
**Replies:** 6\
**Last updated:** [February 25, 2025, 4:25pm UTC](https://forums.unrealengine.com/t/how-to-rename-a-folder-or-fix-up-redirectors-without-crashing/133477 "2025-02-25T16:25:15Z")

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Generally within the editor, when I try to rename a folder, move a folder, or fix up redirectors in a folder, the engine will crash. It does not matter what version of the engine I am on, nor the project. This has happen…

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## [UE 5.1 Android AR camera not displaying on HandheldAR project](https://forums.unrealengine.com/t/ue-5-1-android-ar-camera-not-displaying-on-handheldar-project/716284)

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**Author:** [@Fus360](https://forums.unrealengine.com/u/Fus360)\
**Replies:** 27\
**Last updated:** [February 4, 2025, 3:45pm UTC](https://forums.unrealengine.com/t/ue-5-1-android-ar-camera-not-displaying-on-handheldar-project/716284 "2025-02-04T15:45:04Z")

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First of all thanks for your time, i had a project that derived from HanheldAR default project on 5.0 and was working correctly, once it started the scanning enviroment process u could see the camera and interact with th…

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## [Gamepad/Controller not working with steam online subsystem](https://forums.unrealengine.com/t/gamepad-controller-not-working-with-steam-online-subsystem/2249968)

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**Author:** [@NitroCourt](https://forums.unrealengine.com/u/NitroCourt)\
**Replies:** 0\
**Last updated:** [December 30, 2024, 6:07am UTC](https://forums.unrealengine.com/t/gamepad-controller-not-working-with-steam-online-subsystem/2249968 "2024-12-30T06:07:30Z")

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I am facing an issue where I am able to use the gamepad in the editor but it’s not working in the packaged build. After that I have figured out that it’s working if the steam is not opened and steam overlay isn’t there. …

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## [Transform Axis Disappeared](https://forums.unrealengine.com/t/transform-axis-disappeared/3881)

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**Author:** [@anonymous\_user\_80b8c72a](https://forums.unrealengine.com/u/anonymous_user_80b8c72a)\
**Replies:** 31\
**Last updated:** [November 29, 2024, 2:41pm UTC](https://forums.unrealengine.com/t/transform-axis-disappeared/3881 "2024-11-29T14:41:05Z")

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Hi… after i worked some hours in my UE4 project, suddenly i can’t see the Transform Axis Gizmo. Now, i can’t move, rotate, scale any object !! when i open new project Transform Axis Gizmo appear again but it is hard to …

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## [Error saving .umap](https://forums.unrealengine.com/t/error-saving-umap/68773)

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**Author:** [@anonymous\_user\_dcf96d2f](https://forums.unrealengine.com/u/anonymous_user_dcf96d2f)\
**Replies:** 9\
**Last updated:** [November 25, 2024, 9:55pm UTC](https://forums.unrealengine.com/t/error-saving-umap/68773 "2024-11-25T21:55:14Z")

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I suddenly am not able to save my project… I didn’t do any strange thing. Here the screen

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## [SOLVED: Grass maps need to be rebuilt?](https://forums.unrealengine.com/t/solved-grass-maps-need-to-be-rebuilt/264905)

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**Author:** [@Hupu01](https://forums.unrealengine.com/u/Hupu01)\
**Replies:** 6\
**Last updated:** [November 24, 2024, 3:09pm UTC](https://forums.unrealengine.com/t/solved-grass-maps-need-to-be-rebuilt/264905 "2024-11-24T15:09:01Z")

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When painting my landscape I get that error and it gives my landscape this untextured block. I have auto grass in my landscape material.

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## [UE 5.1 Source game project build fails on MacOSX](https://forums.unrealengine.com/t/ue-5-1-source-game-project-build-fails-on-macosx/1278449)

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**Author:** [@RandomCouch](https://forums.unrealengine.com/u/RandomCouch)\
**Replies:** 3\
**Last updated:** [November 21, 2024, 11:09pm UTC](https://forums.unrealengine.com/t/ue-5-1-source-game-project-build-fails-on-macosx/1278449 "2024-11-21T23:09:43Z")

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I am trying to build my client configuration of my project on MacOSX, also through Jenkins, but I am getting this error: 02:16:29 \[11/60\] Compile Module.UnrealHeaderTool.2\_of\_2.cpp 02:16:29 In file included from ../Inte…

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## [Couldn't find target rules file for target 'VitrumEditor' in rules assembly](https://forums.unrealengine.com/t/couldnt-find-target-rules-file-for-target-vitrumeditor-in-rules-assembly/680055)

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**Author:** [@Draughn101](https://forums.unrealengine.com/u/Draughn101)\
**Replies:** 4\
**Last updated:** [November 17, 2024, 6:23pm UTC](https://forums.unrealengine.com/t/couldnt-find-target-rules-file-for-target-vitrumeditor-in-rules-assembly/680055 "2024-11-17T18:23:31Z")

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Running into an issue building project due to missing target rules file for 'VitrumEditor." We’re running a pretty stock version of UE5 and cannot figure out what this would even belongs to. Searches are coming up blank. …

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## [Error while running game](https://forums.unrealengine.com/t/error-while-running-game/674532)

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**Author:** [@im\_vi](https://forums.unrealengine.com/u/im_vi)\
**Replies:** 6\
**Last updated:** [November 13, 2024, 2:00pm UTC](https://forums.unrealengine.com/t/error-while-running-game/674532 "2024-11-13T14:00:34Z")

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Hi! I wanted to get my packaged project running on my laptop with chromeOS Flex (with Linux) and at the end of log I get this message: “LogHAL: Error: FUnixPlatformProcess::CreateProc: File does not exist (/home/\<user\>/P…

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## [How do I transfer Tools from Lyra Project to another project?](https://forums.unrealengine.com/t/how-do-i-transfer-tools-from-lyra-project-to-another-project/615452)

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**Author:** [@o13ufuk13](https://forums.unrealengine.com/u/o13ufuk13)\
**Replies:** 3\
**Last updated:** [November 1, 2024, 11:59am UTC](https://forums.unrealengine.com/t/how-do-i-transfer-tools-from-lyra-project-to-another-project/615452 "2024-11-01T11:59:51Z")

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I downloaded Lyra Project and I want to transfer the features from it to another project. How do I do this?

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## [Packaging Error 'Unable to find target 'UE4Game'](https://forums.unrealengine.com/t/packaging-error-unable-to-find-target-ue4game/142518)

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**Author:** [@BStoneArch](https://forums.unrealengine.com/u/BStoneArch)\
**Replies:** 18\
**Last updated:** [October 29, 2024, 2:42pm UTC](https://forums.unrealengine.com/t/packaging-error-unable-to-find-target-ue4game/142518 "2024-10-29T14:42:48Z")

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I’m getting a packaging error when selecting export to Windows x64 bit for my build. This is the message I get. Has anyone run into this before? LogUObjectHash: Compacting FUObjectHashTables data took 3.63ms UATHelpe…

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