# \#set **URL:** https://forums.unrealengine.com/tag/set/1325.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Maths Not adding up-Skips Maths completely ](https://forums.unrealengine.com/t/maths-not-adding-up-skips-maths-completely/2669865)
**Author:** [@gamekillz-62](https://forums.unrealengine.com/u/gamekillz-62)\ **Replies:** 1\ **Last updated:** [October 30, 2025, 3:21am UTC](https://forums.unrealengine.com/t/maths-not-adding-up-skips-maths-completely/2669865 "2025-10-30T03:21:49Z")
Hey guys i Have a Very simple math node that Seems to not be working, im not the best at math but am fairly sure this is a bug, so i have this Function called from the press of a button, then it checks if {\*Clicking-T… --- ## [How to create a data list for a soundset to autofill cues in a blueprint? ](https://forums.unrealengine.com/t/how-to-create-a-data-list-for-a-soundset-to-autofill-cues-in-a-blueprint/2536836)
**Author:** [@ArnbjornVaalheim](https://forums.unrealengine.com/u/ArnbjornVaalheim)\ **Replies:** 0\ **Last updated:** [June 1, 2025, 7:35pm UTC](https://forums.unrealengine.com/t/how-to-create-a-data-list-for-a-soundset-to-autofill-cues-in-a-blueprint/2536836 "2025-06-01T19:35:17Z")
Is there a blueprint/data structure class that lets you create a list of objects/blueprints, give them names/numbering and then call it inside a blueprint? Example: I want to create soundsets for my npcs, so I have sou… --- ## [Better Way to Handle Booleans?](https://forums.unrealengine.com/t/better-way-to-handle-booleans/433683)
**Author:** [@Tisreece](https://forums.unrealengine.com/u/Tisreece)\ **Replies:** 8\ **Last updated:** [November 20, 2024, 7:25pm UTC](https://forums.unrealengine.com/t/better-way-to-handle-booleans/433683 "2024-11-20T19:25:31Z")
Hey guys, I wonder if you can help me with something, or more specifically give me a tips on handling my booleans. Often times, particularly when activating or deactivating player abilities/inputs I am setting multiple… --- ## [Set Velocity Not Working](https://forums.unrealengine.com/t/set-velocity-not-working/302470)
**Author:** [@anonymous\_user\_776011b61](https://forums.unrealengine.com/u/anonymous_user_776011b61)\ **Replies:** 12\ **Last updated:** [June 12, 2024, 8:03pm UTC](https://forums.unrealengine.com/t/set-velocity-not-working/302470 "2024-06-12T20:03:17Z")
Hi All I have a projectile that has a starting verlocity of 3000, I want make that vary a little to make things a little harder. I set this up, following a tutorial but seems to not make a difference as the projectile … --- ## [How to play Sound when all Booleans are true](https://forums.unrealengine.com/t/how-to-play-sound-when-all-booleans-are-true/1867992)
**Author:** [@avdain](https://forums.unrealengine.com/u/avdain)\ **Replies:** 18\ **Last updated:** [May 22, 2024, 10:48pm UTC](https://forums.unrealengine.com/t/how-to-play-sound-when-all-booleans-are-true/1867992 "2024-05-22T22:48:42Z")
Hey, I’ve already added SET and at the moment I don’t know how to check all the variables to see if they are true so that another event can be executed? Thanks. Get Level Blueprint Set First 1 - Widget Blueprint … --- ## [Set Compression/Texture Settings from Blueprint not working](https://forums.unrealengine.com/t/set-compression-texture-settings-from-blueprint-not-working/426562)
**Author:** [@anonymous\_user\_3bc02732](https://forums.unrealengine.com/u/anonymous_user_3bc02732)\ **Replies:** 5\ **Last updated:** [January 17, 2024, 3:48pm UTC](https://forums.unrealengine.com/t/set-compression-texture-settings-from-blueprint-not-working/426562 "2024-01-17T15:48:14Z")
There are all the nodes, but nothing does anything. Screenshot from simple test project attached. It has a texture variable, which sets the texture parameter of a material istance. If I toogle from default compression to… --- ## [Crash in FSetElementID FindID](https://forums.unrealengine.com/t/crash-in-fsetelementid-findid/458294)
**Author:** [@LillFrasen](https://forums.unrealengine.com/u/LillFrasen)\ **Replies:** 1\ **Last updated:** [March 23, 2023, 12:57pm UTC](https://forums.unrealengine.com/t/crash-in-fsetelementid-findid/458294 "2023-03-23T12:57:51Z")
I get this error after maybe 10s of testing my game, I don’t have to do anything. Exception thrown at 0x00007FF80B6ADFA6 (UE4Editor-CoreUObject.dll) in UE4Editor.exe: 0xC0000005: Access violation reading location 0x0000… --- ## [Why is my integer being set to 0](https://forums.unrealengine.com/t/why-is-my-integer-being-set-to-0/467995)
**Author:** [@MagiaNegra89](https://forums.unrealengine.com/u/MagiaNegra89)\ **Replies:** 2\ **Last updated:** [October 10, 2021, 9:41am UTC](https://forums.unrealengine.com/t/why-is-my-integer-being-set-to-0/467995 "2021-10-10T09:41:04Z")
Hi, I am currently following through this tutorial series Unreal Engine 4 Tutorial - Gamepad UMG Control Pt. 2 - Page Menu - YouTube I am running into an issue at about 19:15 in the video. There is an integer variable t… --- ## [Set Material Keeps Failing (please see Blueprints)- Is There an Alternative Function To Set Material](https://forums.unrealengine.com/t/set-material-keeps-failing-please-see-blueprints-is-there-an-alternative-function-to-set-material/489104)
**Author:** [@anonymous\_user\_6aee9ce6](https://forums.unrealengine.com/u/anonymous_user_6aee9ce6)\ **Replies:** 2\ **Last updated:** [September 23, 2021, 7:50am UTC](https://forums.unrealengine.com/t/set-material-keeps-failing-please-see-blueprints-is-there-an-alternative-function-to-set-material/489104 "2021-09-23T07:50:53Z")
Thanks to ClockWorkOrange I learned of “Set Material”. Only problem is seems really buggy using it to toggle the color from green to yellow and then red depending on the distance of a vehicle. Out 5 different props, it … --- ## [Setting order of materials on meshes](https://forums.unrealengine.com/t/setting-order-of-materials-on-meshes/486779)
**Author:** [@CabooseEFGF](https://forums.unrealengine.com/u/CabooseEFGF)\ **Replies:** 0\ **Last updated:** [July 29, 2021, 4:22pm UTC](https://forums.unrealengine.com/t/setting-order-of-materials-on-meshes/486779 "2021-07-29T16:22:45Z")
I am trying to import a various amount of Meshes, that will all be using the same Materials. the problem is, when I import the meshes, even though I have set the materials up in the same order for each object, when i imp… --- ## [How can I make a script for turning the front wheels with this blueprint?(Set Angular Rotation Offset)](https://forums.unrealengine.com/t/how-can-i-make-a-script-for-turning-the-front-wheels-with-this-blueprint-set-angular-rotation-offset/478723)
**Author:** [@Endikovi4](https://forums.unrealengine.com/u/Endikovi4)\ **Replies:** 0\ **Last updated:** [February 13, 2021, 8:40am UTC](https://forums.unrealengine.com/t/how-can-i-make-a-script-for-turning-the-front-wheels-with-this-blueprint-set-angular-rotation-offset/478723 "2021-02-13T08:40:28Z")
I’m new to programming. I need help with the front wheels, I want to make a 45 degree and -45 degree turn system. Who knows how to do it with such a blueprint? The problem is that when I set the turn limit, the wheel… --- ## [" Set by-Ref Var " is missing. How to fix it?](https://forums.unrealengine.com/t/set-by-ref-var-is-missing-how-to-fix-it/470695)
**Author:** [@Shivendra\_Kumar](https://forums.unrealengine.com/u/Shivendra_Kumar)\ **Replies:** 2\ **Last updated:** [September 3, 2020, 8:37am UTC](https://forums.unrealengine.com/t/set-by-ref-var-is-missing-how-to-fix-it/470695 "2020-09-03T08:37:24Z")
i am using UE 4.7 .6 --- ## [4.8 Set Emitter Enable, possible bug](https://forums.unrealengine.com/t/4-8-set-emitter-enable-possible-bug/327866)
**Author:** [@anonymous\_user\_f637f3a6](https://forums.unrealengine.com/u/anonymous_user_f637f3a6)\ **Replies:** 3\ **Last updated:** [August 23, 2020, 3:56am UTC](https://forums.unrealengine.com/t/4-8-set-emitter-enable-possible-bug/327866 "2020-08-23T03:56:24Z")
I’m using “Set Emitter Enable” node to enable/disable particle sprite emitters inside a particle system at specific situations. Before 4.8 this worked like expected, both in the editor and when running the game, however,… --- ## [How can I set bUseQuaternionInterpolation in UMovieScene3DTransformSection using c++](https://forums.unrealengine.com/t/how-can-i-set-busequaternioninterpolation-in-umoviescene3dtransformsection-using-c/467742)
**Author:** [@yusufakkas](https://forums.unrealengine.com/u/yusufakkas)\ **Replies:** 3\ **Last updated:** [July 7, 2020, 4:49am UTC](https://forums.unrealengine.com/t/how-can-i-set-busequaternioninterpolation-in-umoviescene3dtransformsection-using-c/467742 "2020-07-07T04:49:54Z")
You can set the flag while creating the object (aka, pass it to constructor) UMovieScene3DTransformSection::UMovieScene3DTransformSection(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer) , bUseQ… --- ## [Setting character movement speed limit in blueprint](https://forums.unrealengine.com/t/setting-character-movement-speed-limit-in-blueprint/456849)
**Author:** [@keecey23](https://forums.unrealengine.com/u/keecey23)\ **Replies:** 2\ **Last updated:** [October 13, 2019, 3:50am UTC](https://forums.unrealengine.com/t/setting-character-movement-speed-limit-in-blueprint/456849 "2019-10-13T03:50:07Z")
Hello, I am currently making a first person project and I am trying to set the maximum speed the character can go with boosts. I currently have the character increasing speed by 10 after every jump however I would like… --- ## [Can't change boolean of a different blueprint](https://forums.unrealengine.com/t/cant-change-boolean-of-a-different-blueprint/456576)
**Author:** [@anonymous\_user\_7af0fcbf](https://forums.unrealengine.com/u/anonymous_user_7af0fcbf)\ **Replies:** 11\ **Last updated:** [October 9, 2019, 8:22am UTC](https://forums.unrealengine.com/t/cant-change-boolean-of-a-different-blueprint/456576 "2019-10-09T08:22:56Z")
I have two blueprint, Door and Key. The Door has a boolean variable, set up like this: I’m trying to change it through the Key blueprint, and then destroy the Key object. I tried doing it by using an actor referenc… --- ## [How can I stop player movement while UI widget is on screen?](https://forums.unrealengine.com/t/how-can-i-stop-player-movement-while-ui-widget-is-on-screen/456481)
**Author:** [@anonymous\_user\_7af0fcbf](https://forums.unrealengine.com/u/anonymous_user_7af0fcbf)\ **Replies:** 5\ **Last updated:** [October 6, 2019, 9:03pm UTC](https://forums.unrealengine.com/t/how-can-i-stop-player-movement-while-ui-widget-is-on-screen/456481 "2019-10-06T21:03:56Z")
Im trying to create a level where the player can talk to an npc, so a Ui window shows up with a quest, and the player can choose if to accept or decline it. This is what I used to make the NPC check f the player is clos… --- ## [c++ Set Mesh and Material For Hierarchical Instanced Static Mesh](https://forums.unrealengine.com/t/c-set-mesh-and-material-for-hierarchical-instanced-static-mesh/444533)
**Author:** [@Jim\_Clow](https://forums.unrealengine.com/u/Jim_Clow)\ **Replies:** 3\ **Last updated:** [July 4, 2019, 7:47am UTC](https://forums.unrealengine.com/t/c-set-mesh-and-material-for-hierarchical-instanced-static-mesh/444533 "2019-07-04T07:47:44Z")
Hi, I’m spawning HISM’s and can set my mesh vie the Main Editor (details) in the engine by manually selecting the mesh. What I’m after is just being able to set the mesh in the c++ code. .cpp MeshInstancesGroundTile… --- ## [get the new value in custom event](https://forums.unrealengine.com/t/get-the-new-value-in-custom-event/448499)
**Author:** [@anonymous\_user\_5a5047fa1](https://forums.unrealengine.com/u/anonymous_user_5a5047fa1)\ **Replies:** 2\ **Last updated:** [May 7, 2019, 7:09am UTC](https://forums.unrealengine.com/t/get-the-new-value-in-custom-event/448499 "2019-05-07T07:09:35Z")
after so many tries finally i found the problem. here i have defined a integer variable in my character BP and i have two menu one for win and one for lose. if player win and press the “next level” that int will added on… --- ## [What must I put there?](https://forums.unrealengine.com/t/what-must-i-put-there/448423)
**Author:** [@xX\_kovagamer\_Xx](https://forums.unrealengine.com/u/xX_kovagamer_Xx)\ **Replies:** 0\ **Last updated:** [May 5, 2019, 1:03pm UTC](https://forums.unrealengine.com/t/what-must-i-put-there/448423 "2019-05-05T13:03:20Z")
What should i put in front of the branch if i want to set the boolean and print string every time my character moves, there must be a better way than just putting all the input stuff in front, besides i can’t have a doub… --- ## [Handling set and then use variables?](https://forums.unrealengine.com/t/handling-set-and-then-use-variables/440239)
**Author:** [@L11777](https://forums.unrealengine.com/u/L11777)\ **Replies:** 7\ **Last updated:** [December 29, 2018, 2:49pm UTC](https://forums.unrealengine.com/t/handling-set-and-then-use-variables/440239 "2018-12-29T14:49:59Z")
I’m setting a variable on initiation (based on a switch case), but for some reason that doesn’t seem to be registered first, and looks like when something doesn’t go right, the instance either spawns at 0,0,0 position an… --- ## [Cast To Object Wildcard Error](https://forums.unrealengine.com/t/cast-to-object-wildcard-error/438922)
**Author:** [@anonymous\_user\_48e01ba6](https://forums.unrealengine.com/u/anonymous_user_48e01ba6)\ **Replies:** 1\ **Last updated:** [December 5, 2018, 11:03pm UTC](https://forums.unrealengine.com/t/cast-to-object-wildcard-error/438922 "2018-12-05T23:03:15Z")
I’m trying to set a boolean variable to trigger my spawner to… spawn. But I get an error when I try to cast to the spawner blueprint. I’m new to unreal and I don’t know what to put in the object pin to get this to work. … --- ## [Rotation Speed Set Actor Rotation](https://forums.unrealengine.com/t/rotation-speed-set-actor-rotation/434415)
**Author:** [@Crossroad1000](https://forums.unrealengine.com/u/Crossroad1000)\ **Replies:** 1\ **Last updated:** [September 24, 2018, 9:55pm UTC](https://forums.unrealengine.com/t/rotation-speed-set-actor-rotation/434415 "2018-09-24T21:55:47Z")
I’m trying to let the player follow the rotation of my two hands. The only problem I have right now is that the player is moving to fast because it instantly follows the motion controllers. Is there a way to create a r… --- ## [Setting player home location in an Open World](https://forums.unrealengine.com/t/setting-player-home-location-in-an-open-world/428407)
**Author:** [@anonymous\_user\_9df0a850](https://forums.unrealengine.com/u/anonymous_user_9df0a850)\ **Replies:** 0\ **Last updated:** [June 30, 2018, 9:20am UTC](https://forums.unrealengine.com/t/setting-player-home-location-in-an-open-world/428407 "2018-06-30T09:20:27Z")
Hi, I’m pretty much new to UE4, I’ve only taken one class for blueprinting, but I’m working on a project that involves multiplayer(networking) and and open world (I’m currently working on a small test map) I’ve finally g… --- ## [Set text into Text Render Component](https://forums.unrealengine.com/t/set-text-into-text-render-component/423441)
**Author:** [@t0msk](https://forums.unrealengine.com/u/t0msk)\ **Replies:** 2\ **Last updated:** [April 24, 2018, 12:22pm UTC](https://forums.unrealengine.com/t/set-text-into-text-render-component/423441 "2018-04-24T12:22:33Z")
Hello, I have blueprint class BP\_Element and in this class I have Text Render Component called Proton Number, after spawning it in Level Blueprint I want to set text to that Text Render Component (Proton Number) inside B… --- ## [Set animation position](https://forums.unrealengine.com/t/set-animation-position/421892)
**Author:** [@anonymous\_user\_0b398f52](https://forums.unrealengine.com/u/anonymous_user_0b398f52)\ **Replies:** 1\ **Last updated:** [April 5, 2018, 3:54pm UTC](https://forums.unrealengine.com/t/set-animation-position/421892 "2018-04-05T15:54:46Z")
Hello, I make my own animation with mocap. Imported it in ue4 and apply on mane character ( activation starts after pressing left mouse button ) Problem is - animation starts not in the same position where standing chara… --- ## [Set object reference during or after spawning class](https://forums.unrealengine.com/t/set-object-reference-during-or-after-spawning-class/410717)
**Author:** [@anonymous\_user\_8e28bd7f](https://forums.unrealengine.com/u/anonymous_user_8e28bd7f)\ **Replies:** 5\ **Last updated:** [December 12, 2017, 12:16pm UTC](https://forums.unrealengine.com/t/set-object-reference-during-or-after-spawning-class/410717 "2017-12-12T12:16:01Z")
My blueprint class is an Actor with two custom components : A and B. It is for testing purposes. A contains a reference called “BOwner” to the Owner to whoever contains component B (In this case it is the same Actor, bu… --- ## [Setter not working](https://forums.unrealengine.com/t/setter-not-working/410330)
**Author:** [@anonymous\_user\_a311757d](https://forums.unrealengine.com/u/anonymous_user_a311757d)\ **Replies:** 6\ **Last updated:** [November 23, 2017, 1:22am UTC](https://forums.unrealengine.com/t/setter-not-working/410330 "2017-11-23T01:22:38Z")
Ok, so, I’m making a leaderboard, for this I need 4 variables(Top Score1, Top Score2, Top Score3, & Score) The top score variables are found in a widget blueprint called MainMenu and the score variable is found in a Acto… --- ## [何故Set(変数型)は複数のデフォルト値を持てない？](https://forums.unrealengine.com/t/set/409241)
**Author:** [@KRNKRS](https://forums.unrealengine.com/u/KRNKRS)\ **Replies:** 1\ **Last updated:** [November 10, 2017, 10:04am UTC](https://forums.unrealengine.com/t/set/409241 "2017-11-10T10:04:18Z")
Setの値をデフォルトで複数もたせようとした場合、以下のようなエラーを吐かれました。 「既にデフォルト値あるからデフォルト値の追加はできないよ」ということだそうですが、なぜSetはそういった仕様になっているのでしょうか。 \[こちらのリファレンス\]\[2\]の方を調べてみたところ、デフォルト値は複数も出来るようなのですが、私の方で何かしら設定が必要なのでしょうか。(値自体はenum値でもint値でも型に関わらず起こりま… --- ## [TSet.Remove by index documentation is wrong](https://forums.unrealengine.com/t/tset-remove-by-index-documentation-is-wrong/403264)
**Author:** [@darkgaze](https://forums.unrealengine.com/u/darkgaze)\ **Replies:** 1\ **Last updated:** [September 25, 2017, 10:43am UTC](https://forums.unrealengine.com/t/tset-remove-by-index-documentation-is-wrong/403264 "2017-09-25T10:43:47Z")
Here’s the official documentation on TSets. The docs say: Elements can be removed by index with the Remove function, though this is recommended only for use while iterating through the elements: FruitSet.Remove… [Next page](https://forums.unrealengine.com/tag/set/1325.md?match_all_tags=true&page=1&tags%5B%5D=set)