# \#overlap-event

**URL:** https://forums.unrealengine.com/tag/overlap-event/5630.md

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## [How to play sounds when overlapping foliage](https://forums.unrealengine.com/t/how-to-play-sounds-when-overlapping-foliage/319315)

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**Author:** [@JigglyToes](https://forums.unrealengine.com/u/JigglyToes)\
**Replies:** 9\
**Last updated:** [October 19, 2025, 1:55pm UTC](https://forums.unrealengine.com/t/how-to-play-sounds-when-overlapping-foliage/319315 "2025-10-19T13:55:53Z")

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I’m trying to figure out how to play specific sound effects when I overlap grass, weeds and bushes in my game. I’m able to get overlap events for the InstancedFoliageActor, but that’s for the entire collection of foliag…

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## [Sphere Collider's end overlap event is triggered even if actor still within sphere](https://forums.unrealengine.com/t/sphere-colliders-end-overlap-event-is-triggered-even-if-actor-still-within-sphere/2578964)

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**Author:** [@limbojunkie](https://forums.unrealengine.com/u/limbojunkie)\
**Replies:** 5\
**Last updated:** [June 27, 2025, 8:20am UTC](https://forums.unrealengine.com/t/sphere-colliders-end-overlap-event-is-triggered-even-if-actor-still-within-sphere/2578964 "2025-06-27T08:20:24Z")

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I am using Sphere collider to detect actor’s nearby enemies. When an enemy is within the sphere collider, the “Begin Overlap” event is triggered and when the enemy leaves the collider’s range the “End Overlap” event shou…

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## [Add Custom Overlap Collision with Blueprints at Runtime](https://forums.unrealengine.com/t/add-custom-overlap-collision-with-blueprints-at-runtime/2434774)

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**Author:** [@dtHunt99](https://forums.unrealengine.com/u/dtHunt99)\
**Replies:** 0\
**Last updated:** [April 1, 2025, 4:28pm UTC](https://forums.unrealengine.com/t/add-custom-overlap-collision-with-blueprints-at-runtime/2434774 "2025-04-01T16:28:48Z")

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Hello… I have a pawn player and I am trying to create an overlap collision with a cylinder shape around it (but it could be any shape) by adding it at runtime. To test overlap collisions (being kind of new to it), I fir…

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## [Overlap Event get overlap location?](https://forums.unrealengine.com/t/overlap-event-get-overlap-location/303725)

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**Author:** [@Viewtron](https://forums.unrealengine.com/u/Viewtron)\
**Replies:** 9\
**Last updated:** [January 22, 2025, 2:44pm UTC](https://forums.unrealengine.com/t/overlap-event-get-overlap-location/303725 "2025-01-22T14:44:33Z")

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Is there a way to get a location from overlap begin event (like event hit does). Maybe there is a way to get hit and overlap event at the same time or getting a hit event without blocking each other. I’m trying to crea…

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## [On Click Event available only when other objects overlapping each other.](https://forums.unrealengine.com/t/on-click-event-available-only-when-other-objects-overlapping-each-other/1914750)

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**Author:** [@P4PUSZK4](https://forums.unrealengine.com/u/P4PUSZK4)\
**Replies:** 0\
**Last updated:** [June 24, 2024, 1:10pm UTC](https://forums.unrealengine.com/t/on-click-event-available-only-when-other-objects-overlapping-each-other/1914750 "2024-06-24T13:10:02Z")

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Hello! I’m a complete newbie in UE and I’m struggling with an issue that I can’t solve on my own. I’m making a mini-game and I need to make element A clickable only when elements B and C overlap each other. Importantly…

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## [Overlap sweep hit data struct is blank for melee weapons but not projectiles, other solutions don't work](https://forums.unrealengine.com/t/overlap-sweep-hit-data-struct-is-blank-for-melee-weapons-but-not-projectiles-other-solutions-dont-work/1275576)

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**Author:** [@DevbyMoonlight](https://forums.unrealengine.com/u/DevbyMoonlight)\
**Replies:** 1\
**Last updated:** [June 12, 2024, 10:14pm UTC](https://forums.unrealengine.com/t/overlap-sweep-hit-data-struct-is-blank-for-melee-weapons-but-not-projectiles-other-solutions-dont-work/1275576 "2024-06-12T22:14:09Z")

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I have the infamous issue where the sweep hit data struct from an overlap event is blank (0,0,0 coordinates, bone name NONE) but only when the overlap event is on a melee weapon, not a projectile. The collision preset i…

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## [Local Multiplayer - overlap event is triggered to all players](https://forums.unrealengine.com/t/local-multiplayer-overlap-event-is-triggered-to-all-players/490837)

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**Author:** [@MunzeKonza993](https://forums.unrealengine.com/u/MunzeKonza993)\
**Replies:** 10\
**Last updated:** [June 10, 2024, 4:29pm UTC](https://forums.unrealengine.com/t/local-multiplayer-overlap-event-is-triggered-to-all-players/490837 "2024-06-10T16:29:36Z")

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Hello guys. i created a local multiplayer game, where first player plays via keyboard and second player via gamepad. So far all is working and i am able to separate the player with their index. Now ther is one particu…

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## [How to handle two overlap events to trigger only one of the two ?](https://forums.unrealengine.com/t/how-to-handle-two-overlap-events-to-trigger-only-one-of-the-two/1780553)

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**Author:** [@Topbleyzer](https://forums.unrealengine.com/u/Topbleyzer)\
**Replies:** 2\
**Last updated:** [March 31, 2024, 7:42pm UTC](https://forums.unrealengine.com/t/how-to-handle-two-overlap-events-to-trigger-only-one-of-the-two/1780553 "2024-03-31T19:42:49Z")

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Hello, I have in my game a place to produce ammo pack. When an ammo pack is produced, it falls on the ground. When two ammo packs overlapped, they stack. One taking the ammos of the other. It works in most cases, but t…

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## [Instanced static mesh - sweep result hit item result returning "-1" in UE 5.3](https://forums.unrealengine.com/t/instanced-static-mesh-sweep-result-hit-item-result-returning-1-in-ue-5-3/1309203)

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**Author:** [@SHOBBIT](https://forums.unrealengine.com/u/SHOBBIT)\
**Replies:** 2\
**Last updated:** [January 19, 2024, 6:44pm UTC](https://forums.unrealengine.com/t/instanced-static-mesh-sweep-result-hit-item-result-returning-1-in-ue-5-3/1309203 "2024-01-19T18:44:01Z")

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Hello everyone I think I have encountered a bug in Unreal Engine 5.3 where the ISM Sweep Result Hit Item is returning “-1” instead of the instance index that it is expected to return (Cuz in previous engine versions it …

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## [Why is my line trace not hitting](https://forums.unrealengine.com/t/why-is-my-line-trace-not-hitting/1569056)

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**Author:** [@Lowenfas](https://forums.unrealengine.com/u/Lowenfas)\
**Replies:** 3\
**Last updated:** [December 29, 2023, 2:39am UTC](https://forums.unrealengine.com/t/why-is-my-line-trace-not-hitting/1569056 "2023-12-29T02:39:48Z")

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I’m using a linetrace to see if you hit when shooting. I’m using a custom “Damage” trace channel but nothing is happening. I’ve confirmed the pawns have overlap events enabled for the Damage trace, but my Damage trace go…

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## [Onoverlap and bp interface weird behaviour fail sometimes](https://forums.unrealengine.com/t/onoverlap-and-bp-interface-weird-behaviour-fail-sometimes/1549931)

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**Author:** [@eddysim92](https://forums.unrealengine.com/u/eddysim92)\
**Replies:** 0\
**Last updated:** [December 24, 2023, 4:16am UTC](https://forums.unrealengine.com/t/onoverlap-and-bp-interface-weird-behaviour-fail-sometimes/1549931 "2023-12-24T04:16:51Z")

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I can’t isolate a problem that occurs for no apparent reason and i tried everything i have a solution wich is not using this anymore and rely on the trace to have my interact distance set lol but before that i want to kn…

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## [UBoxComponenet C++ OnOverlapEvent not firing. I don't understand what I am doing wrong](https://forums.unrealengine.com/t/uboxcomponenet-c-onoverlapevent-not-firing-i-dont-understand-what-i-am-doing-wrong/1386626)

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**Author:** [@SHOBBIT](https://forums.unrealengine.com/u/SHOBBIT)\
**Replies:** 1\
**Last updated:** [November 13, 2023, 7:23am UTC](https://forums.unrealengine.com/t/uboxcomponenet-c-onoverlapevent-not-firing-i-dont-understand-what-i-am-doing-wrong/1386626 "2023-11-13T07:23:54Z")

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Hello, I’ve been struggling to get the overlap event to work from my C++ code. Can someone help me understand what is the issue? My code compiles without an error but fails to work when the overlap happens in the game. …

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## [Items on the ground can trigger overlap events if they are too close](https://forums.unrealengine.com/t/items-on-the-ground-can-trigger-overlap-events-if-they-are-too-close/1197086)

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**Author:** [@A\_X\_S](https://forums.unrealengine.com/u/A_X_S)\
**Replies:** 0\
**Last updated:** [June 12, 2023, 4:47pm UTC](https://forums.unrealengine.com/t/items-on-the-ground-can-trigger-overlap-events-if-they-are-too-close/1197086 "2023-06-12T16:47:23Z")

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So I am trying to create a functionality to pick up items from the ground using a sphere component. When you overlap the spherecomponent of an item you will be able to interact with it and pick it up CODE: void APickab…

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## [How to trigger an event when streaming level loads?](https://forums.unrealengine.com/t/how-to-trigger-an-event-when-streaming-level-loads/470610)

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**Author:** [@anonymous\_user\_88fd6711](https://forums.unrealengine.com/u/anonymous_user_88fd6711)\
**Replies:** 10\
**Last updated:** [August 7, 2022, 12:00pm UTC](https://forums.unrealengine.com/t/how-to-trigger-an-event-when-streaming-level-loads/470610 "2022-08-07T12:00:14Z")

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It might be a couple of things. Does it work normally ( without streaming )? Overlap on begin play doesn’t work like it used to. You don’t get an overlap if the items are already overlapping. Is your player placed i…

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## [Rotate Overlap object along spline](https://forums.unrealengine.com/t/rotate-overlap-object-along-spline/487480)

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**Author:** [@Rcreators](https://forums.unrealengine.com/u/Rcreators)\
**Replies:** 2\
**Last updated:** [September 17, 2021, 1:51pm UTC](https://forums.unrealengine.com/t/rotate-overlap-object-along-spline/487480 "2021-09-17T13:51:40Z")

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Hello, I am working on some conveyor belt script and I follow this youtube video on the same. I can get everything as per the video but I need some improvement in the blueprint where if I make a curve spl…

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## [Trying to run "Cursor over event" in particle system](https://forums.unrealengine.com/t/trying-to-run-cursor-over-event-in-particle-system/487353)

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**Author:** [@Boloto](https://forums.unrealengine.com/u/Boloto)\
**Replies:** 0\
**Last updated:** [August 12, 2021, 8:15am UTC](https://forums.unrealengine.com/t/trying-to-run-cursor-over-event-in-particle-system/487353 "2021-08-12T08:15:46Z")

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I want to create simple thing. When cursor passes over the actor, in the corner a sign appears with information about him, like this (cursor on cube). But when I try to doing same for particle system nothing happens…

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## [Get overlap point as vector](https://forums.unrealengine.com/t/get-overlap-point-as-vector/485858)

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**Author:** [@wrympire](https://forums.unrealengine.com/u/wrympire)\
**Replies:** 1\
**Last updated:** [July 7, 2021, 10:52am UTC](https://forums.unrealengine.com/t/get-overlap-point-as-vector/485858 "2021-07-07T10:52:09Z")

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the red sphere is sphere1 and I am trying to get the overlap point with the cube as a vector, but it always shows up as 0;0;0 when I printscrn it. Thoughts?

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## [Overlap event returning "None" on Hit Bone Name](https://forums.unrealengine.com/t/overlap-event-returning-none-on-hit-bone-name/364521)

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**Author:** [@DAck\_Games](https://forums.unrealengine.com/u/DAck_Games)\
**Replies:** 2\
**Last updated:** [June 20, 2021, 1:28am UTC](https://forums.unrealengine.com/t/overlap-event-returning-none-on-hit-bone-name/364521 "2021-06-20T01:28:58Z")

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I am setting up a character mesh with a melee weapon component (like a sword), and I’m trying to make it cause different amount of damage depending on the hit location of another character. I will experiment with motion …

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## [Show/Hide Player Location Names on Widget](https://forums.unrealengine.com/t/show-hide-player-location-names-on-widget/484020)

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**Author:** [@Deygus](https://forums.unrealengine.com/u/Deygus)\
**Replies:** 1\
**Last updated:** [May 28, 2021, 12:24am UTC](https://forums.unrealengine.com/t/show-hide-player-location-names-on-widget/484020 "2021-05-28T00:24:09Z")

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I’m stuck, I’m trying to figure out how to show/hide 4 different locations in a widget kinda like on a city map when you enter a city then leave town and go to that next town which should then show up instead. I figured…

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## [How to make an AI move away when overlaps my character?](https://forums.unrealengine.com/t/how-to-make-an-ai-move-away-when-overlaps-my-character/483644)

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**Author:** [@LucasStMt](https://forums.unrealengine.com/u/LucasStMt)\
**Replies:** 0\
**Last updated:** [May 19, 2021, 9:32pm UTC](https://forums.unrealengine.com/t/how-to-make-an-ai-move-away-when-overlaps-my-character/483644 "2021-05-19T21:32:33Z")

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Hey guys! I’m making a friendly AI, but sometimes when I go through corridors I can’t go back because he doesn’t move away unless I move and he follows. Do you know how to make he moves to some random target points atta…

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## [Spline line component collision?](https://forums.unrealengine.com/t/spline-line-component-collision/478277)

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**Author:** [@A\_Bishop](https://forums.unrealengine.com/u/A_Bishop)\
**Replies:** 4\
**Last updated:** [February 5, 2021, 5:13pm UTC](https://forums.unrealengine.com/t/spline-line-component-collision/478277 "2021-02-05T17:13:04Z")

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I have bp with many different spline components which representing solar system orbits and it would be super nice if i can get to work spline component generate overlap events but for now collision is not working. Non of…

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## [How to get an overlap event only for character mesh or capsule?](https://forums.unrealengine.com/t/how-to-get-an-overlap-event-only-for-character-mesh-or-capsule/329459)

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**Author:** [@Taratus](https://forums.unrealengine.com/u/Taratus)\
**Replies:** 7\
**Last updated:** [October 8, 2020, 2:17pm UTC](https://forums.unrealengine.com/t/how-to-get-an-overlap-event-only-for-character-mesh-or-capsule/329459 "2020-10-08T14:17:28Z")

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How to get an overlap event only for character mesh or capsule and not other collision boxes which are also in the actor?

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## [Overlap Events On Mobile Development](https://forums.unrealengine.com/t/overlap-events-on-mobile-development/465254)

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**Author:** [@Edun87](https://forums.unrealengine.com/u/Edun87)\
**Replies:** 1\
**Last updated:** [May 18, 2020, 5:14am UTC](https://forums.unrealengine.com/t/overlap-events-on-mobile-development/465254 "2020-05-18T05:14:28Z")

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Hi. I am new to unreal engine, but not in game development. I managed to create a functional level from start from scratch with my own assets. Trying to build it on android for a test after one level, but it seems all th…

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## [Event Actor Begin Overlap Wont work on Character](https://forums.unrealengine.com/t/event-actor-begin-overlap-wont-work-on-character/463863)

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**Author:** [@Tamarar357](https://forums.unrealengine.com/u/Tamarar357)\
**Replies:** 18\
**Last updated:** [April 23, 2020, 7:23pm UTC](https://forums.unrealengine.com/t/event-actor-begin-overlap-wont-work-on-character/463863 "2020-04-23T19:23:00Z")

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So I have Event Actor Begin Overlap event and then I cast to AI\_Character so the AI character can overlap my player and cause damage, but nothing happening. When the character overlaps the AI it works though, and causes…

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## [Does anyone know how to trigger projectile movement -\> initial speed on an actor after it has overlapped another actor?](https://forums.unrealengine.com/t/does-anyone-know-how-to-trigger-projectile-movement-initial-speed-on-an-actor-after-it-has-overlapped-another-actor/463322)

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**Author:** [@simpill](https://forums.unrealengine.com/u/simpill)\
**Replies:** 0\
**Last updated:** [April 4, 2020, 7:37pm UTC](https://forums.unrealengine.com/t/does-anyone-know-how-to-trigger-projectile-movement-initial-speed-on-an-actor-after-it-has-overlapped-another-actor/463322 "2020-04-04T19:37:43Z")

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I am trying to execute initial speed after an actor with a projectile movement component after it overlaps another actor. If i use initial speed in the constructor, the object spawns with the initial speed. I need to do…

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## [Overlap event stops firing after I move my character along a spline](https://forums.unrealengine.com/t/overlap-event-stops-firing-after-i-move-my-character-along-a-spline/456828)

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**Author:** [@JasperLyo](https://forums.unrealengine.com/u/JasperLyo)\
**Replies:** 0\
**Last updated:** [October 12, 2019, 9:03am UTC](https://forums.unrealengine.com/t/overlap-event-stops-firing-after-i-move-my-character-along-a-spline/456828 "2019-10-12T09:03:20Z")

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I’ve got this wolf boss in my game, and his overlap event is functional at first. void AWolfTotemBase::MainColliderBeginOverlap(UPrimitiveComponent \* OverlappedComp, AActor \* OtherActor, UPrimitiveComponent \* OtherComp,…

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## [Max Walk Speed is not being modified by an Event](https://forums.unrealengine.com/t/max-walk-speed-is-not-being-modified-by-an-event/455445)

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**Author:** [@Baptross](https://forums.unrealengine.com/u/Baptross)\
**Replies:** 11\
**Last updated:** [October 8, 2019, 9:47am UTC](https://forums.unrealengine.com/t/max-walk-speed-is-not-being-modified-by-an-event/455445 "2019-10-08T09:47:48Z")

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Hello, I am trying to a very simple trick to double the speed of my character while overlapping a certain area but the script just doesn’t seem to work. Could you have a look? I am very very new to Blueprint progra…

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## [Static Mesh and Actors not triggering overlap events](https://forums.unrealengine.com/t/static-mesh-and-actors-not-triggering-overlap-events/455371)

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**Author:** [@Althaen](https://forums.unrealengine.com/u/Althaen)\
**Replies:** 4\
**Last updated:** [September 16, 2019, 7:03am UTC](https://forums.unrealengine.com/t/static-mesh-and-actors-not-triggering-overlap-events/455371 "2019-09-16T07:03:28Z")

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Using 4.19 from Github. I am trying to make an RTS game which will require me to have a way to check whether there is already a building where I am trying to place a new one. I have a ‘ghost’ building that uses the sam…

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## [Know what actor inside of a blueprint overlaps](https://forums.unrealengine.com/t/know-what-actor-inside-of-a-blueprint-overlaps/452749)

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**Author:** [@anonymous\_user\_ab1ea73f](https://forums.unrealengine.com/u/anonymous_user_ab1ea73f)\
**Replies:** 2\
**Last updated:** [July 27, 2019, 12:09am UTC](https://forums.unrealengine.com/t/know-what-actor-inside-of-a-blueprint-overlaps/452749 "2019-07-27T00:09:05Z")

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Hi guys, I have a menú with 4 buttons inside of BP\_motionController. This menu is a child blueprint of the right hand. I created a sphere colision to do an overlap over this menu (in the other hand, like a finger). The t…

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## [One overlap event per several SplineMeshCompoents](https://forums.unrealengine.com/t/one-overlap-event-per-several-splinemeshcompoents/452879)

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**Author:** [@anonymous\_user\_47d3cfcb](https://forums.unrealengine.com/u/anonymous_user_47d3cfcb)\
**Replies:** 0\
**Last updated:** [July 26, 2019, 3:20pm UTC](https://forums.unrealengine.com/t/one-overlap-event-per-several-splinemeshcompoents/452879 "2019-07-26T15:20:26Z")

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Hi everyone, I have a custom USplineComponent which owns several USplineMeshComponents. The actor that owns the USplineComponent, owns other (trigger volume) components as well. I want the engine to generate one OnCompo…

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