# Community & Industry Discussion **URL:** https://forums.unrealengine.com/c/community/community-industry-discussion/57.md?page=98 [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) **Page:** 99 --- ## [Is it really important to place limitations on directry and file names? Or maybe it is a bug!](https://forums.unrealengine.com/t/is-it-really-important-to-place-limitations-on-directry-and-file-names-or-maybe-it-is-a-bug/494177)
**Author:** [@c0r37py](https://forums.unrealengine.com/u/c0r37py)\ **Replies:** 0\ **Last updated:** [February 4, 2022, 11:24am UTC](https://forums.unrealengine.com/t/is-it-really-important-to-place-limitations-on-directry-and-file-names-or-maybe-it-is-a-bug/494177 "2022-02-04T11:24:24Z")
To reproduce the first issue on your end just follow what I will explain in few steps. 1: Upload a skeletal mesh and give it a long name and place it in a directory with a long name and build the package and it will fai… --- ## [Saving files for another workstation.](https://forums.unrealengine.com/t/saving-files-for-another-workstation/494163)
**Author:** [@Ridhwan\_Aziz](https://forums.unrealengine.com/u/Ridhwan_Aziz)\ **Replies:** 0\ **Last updated:** [February 4, 2022, 10:34am UTC](https://forums.unrealengine.com/t/saving-files-for-another-workstation/494163 "2022-02-04T10:34:29Z")
Hi guys. I’m relatively green to Unreal Engine and has been exploring the software quite a bit. I am currently working on a project using a workstation back at home and occasionally, I am required to work in the office (… --- ## [Cross Platform Monetization & Update solution?](https://forums.unrealengine.com/t/cross-platform-monetization-update-solution/494155)
**Author:** [@LukasDaum](https://forums.unrealengine.com/u/LukasDaum)\ **Replies:** 0\ **Last updated:** [February 4, 2022, 10:06am UTC](https://forums.unrealengine.com/t/cross-platform-monetization-update-solution/494155 "2022-02-04T10:06:41Z")
i am creating a non game application and i desperately search for a solution to monetize my application. it will be at least on windows and android and i want to sell content/features with a unified account so that users… --- ## [\[VIDEO TUTORIAL\] Creating and Finding Lobbies using Epic Online Services](https://forums.unrealengine.com/t/video-tutorial-creating-and-finding-lobbies-using-epic-online-services/493961)
**Author:** [@eelDev](https://forums.unrealengine.com/u/eelDev)\ **Replies:** 2\ **Last updated:** [February 4, 2022, 8:58am UTC](https://forums.unrealengine.com/t/video-tutorial-creating-and-finding-lobbies-using-epic-online-services/493961 "2022-02-04T08:58:06Z")
New Video Tutorial is now available! Creating and Finding Lobbies using Epic Online Services --- ## [Java for Unreal engine 4](https://forums.unrealengine.com/t/java-for-unreal-engine-4/29467)
**Author:** [@anonymous\_user\_ced818ae](https://forums.unrealengine.com/u/anonymous_user_ced818ae)\ **Replies:** 14\ **Last updated:** [February 4, 2022, 7:28am UTC](https://forums.unrealengine.com/t/java-for-unreal-engine-4/29467 "2022-02-04T07:28:53Z")
You can put java in the unreal engine 4 --- ## [What is a good workflow for making a Mac verion of a Windows game you already created?](https://forums.unrealengine.com/t/what-is-a-good-workflow-for-making-a-mac-verion-of-a-windows-game-you-already-created/494088)
**Author:** [@DavidTveraas](https://forums.unrealengine.com/u/DavidTveraas)\ **Replies:** 0\ **Last updated:** [February 4, 2022, 5:06am UTC](https://forums.unrealengine.com/t/what-is-a-good-workflow-for-making-a-mac-verion-of-a-windows-game-you-already-created/494088 "2022-02-04T05:06:38Z")
What is a good workflow for making a Mac verion of a Windows game you already created? I’m getting the good old “Could not be compiled. Try building from source manually” error, when I directly move it over to a Mac. --- ## [Is there a specific license for gambling?](https://forums.unrealengine.com/t/is-there-a-specific-license-for-gambling/285817)
**Author:** [@Shoiko](https://forums.unrealengine.com/u/Shoiko)\ **Replies:** 1\ **Last updated:** [June 13, 2014, 7:39pm UTC](https://forums.unrealengine.com/t/is-there-a-specific-license-for-gambling/285817 "2014-06-13T19:39:28Z")
I told my job about Unreal 4 and they would like to know if there is a specific license that would allow the usage of Unreal in a casino type market. --- ## [Is it possible to get the schematic overview image - from the world building course?](https://forums.unrealengine.com/t/is-it-possible-to-get-the-schematic-overview-image-from-the-world-building-course/144373)
**Author:** [@Quitalizner](https://forums.unrealengine.com/u/Quitalizner)\ **Replies:** 2\ **Last updated:** [February 4, 2022, 1:27am UTC](https://forums.unrealengine.com/t/is-it-possible-to-get-the-schematic-overview-image-from-the-world-building-course/144373 "2022-02-04T01:27:28Z")
I’m new to unreal and was going through some courses in the unreal learning portal. While going through the World Building Course (link → Ooops! Invalid access) you are presented with a schematic overview of the stuff us… --- ## [Where are purchased or free assets stored?](https://forums.unrealengine.com/t/where-are-purchased-or-free-assets-stored/274445)
**Author:** [@martinortiz](https://forums.unrealengine.com/u/martinortiz)\ **Replies:** 2\ **Last updated:** [February 4, 2022, 1:24am UTC](https://forums.unrealengine.com/t/where-are-purchased-or-free-assets-stored/274445 "2022-02-04T01:24:28Z")
They are taking up too much space on my primary HD…some of them are large. I am talking about the ones that are used to add to projects, obviously I can add to a project some store content, where that project is created… --- ## [UE5 installation Problem "Xcode install"](https://forums.unrealengine.com/t/ue5-installation-problem-xcode-install/255928)
**Author:** [@anonymous\_user\_dc86f4a91](https://forums.unrealengine.com/u/anonymous_user_dc86f4a91)\ **Replies:** 5\ **Last updated:** [February 3, 2022, 7:33pm UTC](https://forums.unrealengine.com/t/ue5-installation-problem-xcode-install/255928 "2022-02-03T19:33:22Z")
I installed UE5 on my mac, but when I tried to open it, I got a message saying: “Can’t find Xcode install for Metal compiler. Please install Xcode and run Xcode.app to accept license or insure active developer directory … --- ## [Who was first?](https://forums.unrealengine.com/t/who-was-first/493716)
**Author:** [@Screenflow](https://forums.unrealengine.com/u/Screenflow)\ **Replies:** 5\ **Last updated:** [February 3, 2022, 12:41pm UTC](https://forums.unrealengine.com/t/who-was-first/493716 "2022-02-03T12:41:36Z")
--- ## [GPU overheating when running UE4](https://forums.unrealengine.com/t/gpu-overheating-when-running-ue4/52010)
**Author:** [@janpec](https://forums.unrealengine.com/u/janpec)\ **Replies:** 32\ **Last updated:** [February 3, 2022, 7:41am UTC](https://forums.unrealengine.com/t/gpu-overheating-when-running-ue4/52010 "2022-02-03T07:41:29Z")
Hey guys, i have been wondering if anyone is having same problem as myself with GPU overheating when running UE4 in editor/game. I have two R 290 cards and generally if i have UE4 editor active and opened for while, card… --- ## [Free crosshair pack](https://forums.unrealengine.com/t/free-crosshair-pack/69171)
**Author:** [@monolytic1](https://forums.unrealengine.com/u/monolytic1)\ **Replies:** 17\ **Last updated:** [February 3, 2022, 2:05am UTC](https://forums.unrealengine.com/t/free-crosshair-pack/69171 "2022-02-03T02:05:14Z")
Hey, we built a little Crosshair Pack. Feel free to suggest crosshair types you need so we can add them to future updates :slight\_smile: FREE DOWNLOAD \](http://crosshairs.monolytic.net) --- ## [How to leave a continuous weapon mark?](https://forums.unrealengine.com/t/how-to-leave-a-continuous-weapon-mark/493385)
**Author:** [@john\_patterfonic](https://forums.unrealengine.com/u/john_patterfonic)\ **Replies:** 2\ **Last updated:** [February 3, 2022, 12:47am UTC](https://forums.unrealengine.com/t/how-to-leave-a-continuous-weapon-mark/493385 "2022-02-03T00:47:41Z")
I basically want to paint a continuous burn mark everywhere my weapon hits. What’s a good approach to set that up in? --- ## [(Matrix ReAwaken) Will it soon be available for Nintendo Switch](https://forums.unrealengine.com/t/matrix-reawaken-will-it-soon-be-available-for-nintendo-switch/492217)
**Author:** [@GeniusWiz](https://forums.unrealengine.com/u/GeniusWiz)\ **Replies:** 1\ **Last updated:** [February 2, 2022, 10:23pm UTC](https://forums.unrealengine.com/t/matrix-reawaken-will-it-soon-be-available-for-nintendo-switch/492217 "2022-02-02T22:23:10Z")
--- ## [Is there as im about to replace fromt page into forum threads and flood it with 14 books of hand notes related to Cyber Space visualization](https://forums.unrealengine.com/t/is-there-as-im-about-to-replace-fromt-page-into-forum-threads-and-flood-it-with-14-books-of-hand-notes-related-to-cyber-space-visualization/493479)
**Author:** [@PsiArc](https://forums.unrealengine.com/u/PsiArc)\ **Replies:** 3\ **Last updated:** [February 2, 2022, 9:07pm UTC](https://forums.unrealengine.com/t/is-there-as-im-about-to-replace-fromt-page-into-forum-threads-and-flood-it-with-14-books-of-hand-notes-related-to-cyber-space-visualization/493479 "2022-02-02T21:07:19Z")
arcx.space cant find the correct space i think i have been following the manual by the ancient atlantes, and whatever they have been giving me, a virtual mechanism. Got the whole thing seen, but im missing the heavy code… --- ## [video wall with 4 displays in 4.27](https://forums.unrealengine.com/t/video-wall-with-4-displays-in-4-27/493476)
**Author:** [@rtomada](https://forums.unrealengine.com/u/rtomada)\ **Replies:** 0\ **Last updated:** [February 2, 2022, 6:03pm UTC](https://forums.unrealengine.com/t/video-wall-with-4-displays-in-4-27/493476 "2022-02-02T18:03:07Z")
Hi. I am trying to bring my unreal file from a normal monitor (landscape) to a video wall with 4 x 16:9 displays all mounted on top of each other (4 in a column/ portrait). The splitting is done by a video wall hdmi hard… --- ## [I try to post a simple game in UE4 epic store, nobody answers back?](https://forums.unrealengine.com/t/i-try-to-post-a-simple-game-in-ue4-epic-store-nobody-answers-back/493263)
**Author:** [@Neongho](https://forums.unrealengine.com/u/Neongho)\ **Replies:** 6\ **Last updated:** [February 2, 2022, 6:03pm UTC](https://forums.unrealengine.com/t/i-try-to-post-a-simple-game-in-ue4-epic-store-nobody-answers-back/493263 "2022-02-02T18:03:06Z")
I did request it nobody answers me back? Help pls… I know it is not the right place in the forest but any idea on what other place ? --- ## ['FromToRotation' from Unity equivalent?](https://forums.unrealengine.com/t/fromtorotation-from-unity-equivalent/403391)
**Author:** [@Slavq](https://forums.unrealengine.com/u/Slavq)\ **Replies:** 8\ **Last updated:** [February 2, 2022, 3:52pm UTC](https://forums.unrealengine.com/t/fromtorotation-from-unity-equivalent/403391 "2022-02-02T15:52:33Z")
Is there a way to calculate a rotation which rotates from fromDirection to toDirection? Basically an equivalent of this function from Unity: I know that Blueprints don’t have Quaternions, so this one is tricky for me… … --- ## [Why do imported heightmaps have an elevation that is not 0?](https://forums.unrealengine.com/t/why-do-imported-heightmaps-have-an-elevation-that-is-not-0/492295)
**Author:** [@dan07070707](https://forums.unrealengine.com/u/dan07070707)\ **Replies:** 7\ **Last updated:** [February 2, 2022, 3:48pm UTC](https://forums.unrealengine.com/t/why-do-imported-heightmaps-have-an-elevation-that-is-not-0/492295 "2022-02-02T15:48:39Z")
I have tested exporting height maps from World Creator, World Machine, and Gia all with the same type of results. When you import the heightmap the landscape that is created is not at the correct Z elevation. Even thou… --- ## [Startup Crash Fix: Assertion failed: ExternalPooledTexture.IsValid](https://forums.unrealengine.com/t/startup-crash-fix-assertion-failed-externalpooledtexture-isvalid/493349)
**Author:** [@Zhentouk](https://forums.unrealengine.com/u/Zhentouk)\ **Replies:** 0\ **Last updated:** [February 2, 2022, 1:19pm UTC](https://forums.unrealengine.com/t/startup-crash-fix-assertion-failed-externalpooledtexture-isvalid/493349 "2022-02-02T13:19:52Z")
I couldn’t open my recent project. It crashed on startup with this error: Assertion failed: ExternalPooledTexture.IsValid() \[File:D:/build/++UE5/Sync/Engine/Source/Runtime/RenderCore/Private/RenderGraphValidation.cpp\] \[… --- ## [The Re-Inventing the Wheel Thread](https://forums.unrealengine.com/t/the-re-inventing-the-wheel-thread/45127)
**Author:** [@tegleg](https://forums.unrealengine.com/u/tegleg)\ **Replies:** 277\ **Last updated:** [February 2, 2022, 10:06am UTC](https://forums.unrealengine.com/t/the-re-inventing-the-wheel-thread/45127 "2022-02-02T10:06:14Z")
hello there Here is a car example with custom physics in the form of a plugin. It is the end result of discussions in this thread. The download link is a full project with an example car on a test level. (there is no b… --- ## [Can UncookedOnly modules ship?](https://forums.unrealengine.com/t/can-uncookedonly-modules-ship/493180)
**Author:** [@imakevideogames](https://forums.unrealengine.com/u/imakevideogames)\ **Replies:** 0\ **Last updated:** [February 2, 2022, 2:30am UTC](https://forums.unrealengine.com/t/can-uncookedonly-modules-ship/493180 "2022-02-02T02:30:46Z")
I’ve read license, forum posts, etc, and it’s still unclear to me whether or not a projects UncookedOnly modules & UE-dependencies can ship (eg be redistributed). Does anyone have an answer or great suggestion for resol… --- ## [Pixel Streaming server help](https://forums.unrealengine.com/t/pixel-streaming-server-help/140876)
**Author:** [@RichardSpiire](https://forums.unrealengine.com/u/RichardSpiire)\ **Replies:** 1\ **Last updated:** [February 1, 2022, 4:02pm UTC](https://forums.unrealengine.com/t/pixel-streaming-server-help/140876 "2022-02-01T16:02:29Z")
I am currently trying to add pixel streaming to some exisitng projects as a remote access solution in this current climate. I have had success using a free server detailed here (https://renderstreaming.com/connect) to c… --- ## [How to Install Waveworks](https://forums.unrealengine.com/t/how-to-install-waveworks/148845)
**Author:** [@Von\_Nein](https://forums.unrealengine.com/u/Von_Nein)\ **Replies:** 5\ **Last updated:** [February 1, 2022, 3:28pm UTC](https://forums.unrealengine.com/t/how-to-install-waveworks/148845 "2022-02-01T15:28:43Z")
After struggling for a couple of days trying to figure out how to get waveworks into ue4.25 i have finally done it and would like to share how as it seems many people were having difficulty, feel free to ask any question… --- ## [Looking for an Apprenticeship](https://forums.unrealengine.com/t/looking-for-an-apprenticeship/492868)
**Author:** [@C3realKill4](https://forums.unrealengine.com/u/C3realKill4)\ **Replies:** 1\ **Last updated:** [February 1, 2022, 9:34am UTC](https://forums.unrealengine.com/t/looking-for-an-apprenticeship/492868 "2022-02-01T09:34:43Z")
Hey Everyone, I’m quite new to development of games but, I have recently re-enrolled in school with a focus in game design. I have been playing video games for over 20 years and still playing religiously and always want… --- ## [Use of Machine learning and Deep Reinforcement Learning for Game Development](https://forums.unrealengine.com/t/use-of-machine-learning-and-deep-reinforcement-learning-for-game-development/99044)
**Author:** [@anonymous\_user\_69ca83c1](https://forums.unrealengine.com/u/anonymous_user_69ca83c1)\ **Replies:** 16\ **Last updated:** [February 1, 2022, 7:40am UTC](https://forums.unrealengine.com/t/use-of-machine-learning-and-deep-reinforcement-learning-for-game-development/99044 "2022-02-01T07:40:10Z")
Unity has launched a blog series focusing on game development using Machine learning and Deep Reinforcement Learning. I would really like to know how Unreal is supporting Game developers in implementing these technologie… --- ## [Setting default game quality setting](https://forums.unrealengine.com/t/setting-default-game-quality-setting/492812)
**Author:** [@macstrat](https://forums.unrealengine.com/u/macstrat)\ **Replies:** 2\ **Last updated:** [January 31, 2022, 7:36pm UTC](https://forums.unrealengine.com/t/setting-default-game-quality-setting/492812 "2022-01-31T19:36:15Z")
Is there a way to set the default quality setting in a packaged game to match those of the editor? i.e. setting everything to medium. Thank you in advance --- ## [Enhanced Input, Triggers in Context and Action. Why?](https://forums.unrealengine.com/t/enhanced-input-triggers-in-context-and-action-why/492814)
**Author:** [@Novangar](https://forums.unrealengine.com/u/Novangar)\ **Replies:** 0\ **Last updated:** [January 31, 2022, 6:46pm UTC](https://forums.unrealengine.com/t/enhanced-input-triggers-in-context-and-action-why/492814 "2022-01-31T18:46:42Z")
I’ve defined my UInputMappingContext and my UInputAction(s). I’ve done my binding and everything works great. Using the Editor I looked at creating a Context and an Action and noticed that the Context and Action both al… --- ## [Can I run unreal engine 5 on a mac](https://forums.unrealengine.com/t/can-i-run-unreal-engine-5-on-a-mac/492793)
**Author:** [@anonymous\_user\_a631be46](https://forums.unrealengine.com/u/anonymous_user_a631be46)\ **Replies:** 0\ **Last updated:** [January 31, 2022, 5:20pm UTC](https://forums.unrealengine.com/t/can-i-run-unreal-engine-5-on-a-mac/492793 "2022-01-31T17:20:44Z")
Hi there I am can you please tell me that can we run unreal engine 5 on a mac ? Thank you. [Previous page](https://forums.unrealengine.com/c/community/community-industry-discussion/57.md?page=97) [Next page](https://forums.unrealengine.com/c/community/community-industry-discussion/57.md?page=99)