# \#overlap **URL:** https://forums.unrealengine.com/tag/overlap/927.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Multi Line Trace Confusion](https://forums.unrealengine.com/t/multi-line-trace-confusion/2716114)
**Author:** [@FairboyMarx](https://forums.unrealengine.com/u/FairboyMarx)\ **Replies:** 8\ **Last updated:** [April 21, 2026, 11:14pm UTC](https://forums.unrealengine.com/t/multi-line-trace-confusion/2716114 "2026-04-21T23:14:46Z")
I just want to capture all the hits along the line trace, but why is it so complicated?I don’t understand it at all. I’ve seen descriptions stating that Multi Line Trace registers only one hit even though the length has… --- ## [Overlap doesn't work for small and fast objects.](https://forums.unrealengine.com/t/overlap-doesnt-work-for-small-and-fast-objects/2678555)
**Author:** [@Extrahdmi](https://forums.unrealengine.com/u/Extrahdmi)\ **Replies:** 11\ **Last updated:** [November 26, 2025, 5:25pm UTC](https://forums.unrealengine.com/t/overlap-doesnt-work-for-small-and-fast-objects/2678555 "2025-11-26T17:25:18Z")
Well, as per the question. Hit seems to work by enabling CCD, but Overlap, which should be easier to detect, seems impossible. Physical simulation is effective, and the diameter is about 1cm and the speed is about 1000m… --- ## [How to play sounds when overlapping foliage](https://forums.unrealengine.com/t/how-to-play-sounds-when-overlapping-foliage/319315)
**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")
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… --- ## [Overlap vs Sphere Trace?](https://forums.unrealengine.com/t/overlap-vs-sphere-trace/2665478)
**Author:** [@Extrahdmi](https://forums.unrealengine.com/u/Extrahdmi)\ **Replies:** 6\ **Last updated:** [October 17, 2025, 8:38am UTC](https://forums.unrealengine.com/t/overlap-vs-sphere-trace/2665478 "2025-10-17T08:38:15Z")
I’m trying to implement area damage, but we are considering alternatives due to a lack of ways to obtain components. Is it better to use sphere overlap or sphere trace to get all the components that fall within a range? … --- ## [Overlap events only fire when character moves?](https://forums.unrealengine.com/t/overlap-events-only-fire-when-character-moves/408877)
**Author:** [@FarmerRob](https://forums.unrealengine.com/u/FarmerRob)\ **Replies:** 11\ **Last updated:** [August 24, 2025, 3:41pm UTC](https://forums.unrealengine.com/t/overlap-events-only-fire-when-character-moves/408877 "2025-08-24T15:41:44Z")
Hi everyone, I’m trying to achieve a simple outline effect on any interact-able object that the player hovers. The basic principle works just fine, my problem is that it only seems to work when my character receives mov… --- ## [Overlap event returns "None" on Hit Bone Name](https://forums.unrealengine.com/t/overlap-event-returns-none-on-hit-bone-name/325107)
**Author:** [@UDKAP](https://forums.unrealengine.com/u/UDKAP)\ **Replies:** 11\ **Last updated:** [August 8, 2025, 3:27am UTC](https://forums.unrealengine.com/t/overlap-event-returns-none-on-hit-bone-name/325107 "2025-08-08T03:27:30Z")
Hi, I have a problem with the overlap event return. When I break down the Sweep result and try to print the name of the Hit Bone I get “none”. I am testing this with a Blueprint of my Character. --- ## [Complex Collision for Overlap on Static Meshes](https://forums.unrealengine.com/t/complex-collision-for-overlap-on-static-meshes/375990)
**Author:** [@Xaeveax](https://forums.unrealengine.com/u/Xaeveax)\ **Replies:** 7\ **Last updated:** [June 27, 2025, 8:10pm UTC](https://forums.unrealengine.com/t/complex-collision-for-overlap-on-static-meshes/375990 "2025-06-27T20:10:44Z")
Hello! I am having some difficulty getting overlap effects to work properly on one of my blueprinted static meshes. It’s just some water that uses begin/end overlap events to cause water effects \[floating, wetness, etc\]… --- ## [UpdateOverlaps freezes UE4 (Spawning actor)](https://forums.unrealengine.com/t/updateoverlaps-freezes-ue4-spawning-actor/416896)
**Author:** [@broly](https://forums.unrealengine.com/u/broly)\ **Replies:** 3\ **Last updated:** [November 2, 2024, 8:16am UTC](https://forums.unrealengine.com/t/updateoverlaps-freezes-ue4-spawning-actor/416896 "2024-11-02T08:16:50Z")
Actor spawned and game freezes for several seconds. It happens after a while (3 minutes of game with five players). I profiled my game and got this: This character spawned after login to game at spawn point. Also o… --- ## [Fake overlap triggers wit scripted movement](https://forums.unrealengine.com/t/fake-overlap-triggers-wit-scripted-movement/2322557)
**Author:** [@Angel\_l](https://forums.unrealengine.com/u/Angel_l)\ **Replies:** 1\ **Last updated:** [February 13, 2025, 5:15am UTC](https://forums.unrealengine.com/t/fake-overlap-triggers-wit-scripted-movement/2322557 "2025-02-13T05:15:08Z")
Hello, I’m creating an infinite horizontal scroller, with the pawn static in the middle, I detect the collisions using on component begin overlap, but sometimes it triggers without overlapping anything, check the attache… --- ## [OnComponentBeginOverlap AddDynamic not working](https://forums.unrealengine.com/t/oncomponentbeginoverlap-adddynamic-not-working/2297276)
**Author:** [@miguline](https://forums.unrealengine.com/u/miguline)\ **Replies:** 4\ **Last updated:** [January 22, 2025, 3:14pm UTC](https://forums.unrealengine.com/t/oncomponentbeginoverlap-adddynamic-not-working/2297276 "2025-01-22T15:14:10Z")
So, the same code is working on some assets, collisions are working, cos in blueprint the overlap works, te code on the cpp is: UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = “Box Collision”) BoxComponentToGrab… --- ## [EQS overlap detecting everything even when set to pawn channel](https://forums.unrealengine.com/t/eqs-overlap-detecting-everything-even-when-set-to-pawn-channel/1738182)
**Author:** [@Joe.Scott00981](https://forums.unrealengine.com/u/Joe.Scott00981)\ **Replies:** 1\ **Last updated:** [November 25, 2024, 8:16pm UTC](https://forums.unrealengine.com/t/eqs-overlap-detecting-everything-even-when-set-to-pawn-channel/1738182 "2024-11-25T20:16:13Z")
Hi everyone, just looking for a little help. I’m trying to add an Overlap to my EQS system that detects if there is a pawn nearby, I have it set to the pawn channel, and it is detecting pawns, but it is also detecting al… --- ## [Cloth Overlap or Line Trace Responses](https://forums.unrealengine.com/t/cloth-overlap-or-line-trace-responses/2121743)
**Author:** [@Weitagon](https://forums.unrealengine.com/u/Weitagon)\ **Replies:** 1\ **Last updated:** [November 14, 2024, 3:36pm UTC](https://forums.unrealengine.com/t/cloth-overlap-or-line-trace-responses/2121743 "2024-11-14T15:36:08Z")
Hello, I have created a chaos cloth asset which can move around and collide with the ground and objects placed in the world. However, I can’t seem to get any collision responses from this cloth skeletal asset. Let’s sa… --- ## [Water Body Custom | Overlap events are not triggering](https://forums.unrealengine.com/t/water-body-custom-overlap-events-are-not-triggering/2056876)
**Author:** [@GhostDeveloper](https://forums.unrealengine.com/u/GhostDeveloper)\ **Replies:** 0\ **Last updated:** [October 7, 2024, 9:24am UTC](https://forums.unrealengine.com/t/water-body-custom-overlap-events-are-not-triggering/2056876 "2024-10-07T09:24:12Z")
I try to make a simple water system, that allows character’s swimming, but i have a problem: for some reason overlap events for water body custom such as EventActorBeginOverlap and EventActorEndOverlap are not working. … --- ## [Is Overlapping Component works only when the character moves?](https://forums.unrealengine.com/t/is-overlapping-component-works-only-when-the-character-moves/406422)
**Author:** [@ximera91](https://forums.unrealengine.com/u/ximera91)\ **Replies:** 16\ **Last updated:** [September 23, 2024, 2:42pm UTC](https://forums.unrealengine.com/t/is-overlapping-component-works-only-when-the-character-moves/406422 "2024-09-23T14:42:57Z")
I have this third person character blueprint in which I’m trying to hide the character mesh if the CameraVisibilitySphere component overlaps the character. It actually works, but only if the character moves. If simply I… --- ## [Overlap vs Linetrace with tick](https://forums.unrealengine.com/t/overlap-vs-linetrace-with-tick/2031035)
**Author:** [@turbotanaka](https://forums.unrealengine.com/u/turbotanaka)\ **Replies:** 9\ **Last updated:** [September 22, 2024, 8:41am UTC](https://forums.unrealengine.com/t/overlap-vs-linetrace-with-tick/2031035 "2024-09-22T08:41:30Z")
I need to measure the velocity of the projectile beforehand in order to measure its impact speed. So, i am considering either preparing a collision for overlap detection and measuring the speed before the collision, or … --- ## [Best way to have a PlayerCharacter interact with Pickup Actor (multiplayer C++)?](https://forums.unrealengine.com/t/best-way-to-have-a-playercharacter-interact-with-pickup-actor-multiplayer-c/1945937)
**Author:** [@kcinkcinkcinnick](https://forums.unrealengine.com/u/kcinkcinkcinnick)\ **Replies:** 0\ **Last updated:** [July 22, 2024, 12:40pm UTC](https://forums.unrealengine.com/t/best-way-to-have-a-playercharacter-interact-with-pickup-actor-multiplayer-c/1945937 "2024-07-22T12:40:02Z")
Hi ! I’ve been busy for days, looking through documentation, watching courses, but in my head it still hasn’t clicked unfortunately. A bit of stage setting: In a Listen server multiplayer game, I’ld like to have the… --- ## [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)
**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")
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… --- ## [Problem with build lighting and UV overlap](https://forums.unrealengine.com/t/problem-with-build-lighting-and-uv-overlap/1822996)
**Author:** [@vincenzocas](https://forums.unrealengine.com/u/vincenzocas)\ **Replies:** 9\ **Last updated:** [May 29, 2024, 12:01pm UTC](https://forums.unrealengine.com/t/problem-with-build-lighting-and-uv-overlap/1822996 "2024-05-29T12:01:09Z")
Hello, I’ve a problem with lights build, unfortunatly I have a mesh with UV map overlaps and I can’t fix it manually in any way, so when I perform the lighting build obviously lights appear where they should not. This i… --- ## [2D sprites Overlaping](https://forums.unrealengine.com/t/2d-sprites-overlaping/360342)
**Author:** [@BaBaDuckie](https://forums.unrealengine.com/u/BaBaDuckie)\ **Replies:** 2\ **Last updated:** [April 28, 2024, 2:53pm UTC](https://forums.unrealengine.com/t/2d-sprites-overlaping/360342 "2024-04-28T14:53:13Z")
Im very new to unreal 4 so i decided to use the 2DsideScrollerBP for a template. When i added my background’s i ran into a problem where they overlap as soon as i click play. Didn’t know if it was something to do wit… --- ## [Overlapping bone names are always "None" - how to get bone names/body instances?](https://forums.unrealengine.com/t/overlapping-bone-names-are-always-none-how-to-get-bone-names-body-instances/1743919)
**Author:** [@neilthom](https://forums.unrealengine.com/u/neilthom)\ **Replies:** 1\ **Last updated:** [March 10, 2024, 9:39pm UTC](https://forums.unrealengine.com/t/overlapping-bone-names-are-always-none-how-to-get-bone-names-body-instances/1743919 "2024-03-10T21:39:58Z")
Hi all, I’ve been struggling with this issue for AGES. I have 2 characters that can fight with each other (punch, kick, etc.). When these characters overlap with each other, I am trying to get the name of the bone or bo… --- ## [Box collision overlap only one direction when i move and extend it.](https://forums.unrealengine.com/t/box-collision-overlap-only-one-direction-when-i-move-and-extend-it/1711530)
**Author:** [@Kuszauke321](https://forums.unrealengine.com/u/Kuszauke321)\ **Replies:** 0\ **Last updated:** [February 25, 2024, 11:31am UTC](https://forums.unrealengine.com/t/box-collision-overlap-only-one-direction-when-i-move-and-extend-it/1711530 "2024-02-25T11:31:35Z")
The issue : I created box component child class that i want to multiselect units in my RTS game. On the video below You can see, when i try to select units from bottom right to top left it’s work fine (it’s negative X,… --- ## [Overlap problem in my Blueprint](https://forums.unrealengine.com/t/overlap-problem-in-my-blueprint/1656670)
**Author:** [@Byakuya](https://forums.unrealengine.com/u/Byakuya)\ **Replies:** 8\ **Last updated:** [February 1, 2024, 7:02pm UTC](https://forums.unrealengine.com/t/overlap-problem-in-my-blueprint/1656670 "2024-02-01T19:02:41Z")
Hello, I’m encountering an issue with one of my Blueprints in Unreal Engine, and I’d like to seek your assistance in resolving it. Allow me to explain the situation: I have a character with a component named “\[A\]\_Contr… --- ## [Find the intersection point between two spline](https://forums.unrealengine.com/t/find-the-intersection-point-between-two-spline/386664)
**Author:** [@EternalSilence](https://forums.unrealengine.com/u/EternalSilence)\ **Replies:** 1\ **Last updated:** [January 26, 2024, 12:17am UTC](https://forums.unrealengine.com/t/find-the-intersection-point-between-two-spline/386664 "2024-01-26T00:17:12Z")
Hello, I want to know if it’s possible to find the intersection point between two splines to spawn a mesh at this possition. I need this to create pipe system with T section et cross section. For the T section I need to… --- ## [Just need prompt to hide when interacting](https://forums.unrealengine.com/t/just-need-prompt-to-hide-when-interacting/1638441)
**Author:** [@MAXO8448](https://forums.unrealengine.com/u/MAXO8448)\ **Replies:** 1\ **Last updated:** [January 24, 2024, 6:32am UTC](https://forums.unrealengine.com/t/just-need-prompt-to-hide-when-interacting/1638441 "2024-01-24T06:32:45Z")
Making a third person game, I have a simple pick up and drop system with a prompt that only shows when I overlap with the item but I can’t figure out how to make it disappear when I grab the item in the character’s hands… --- ## [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)
**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")
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 … --- ## [Need to access overlap data in construction script](https://forums.unrealengine.com/t/need-to-access-overlap-data-in-construction-script/327654)
**Author:** [@anonymous\_user\_a1d09d07](https://forums.unrealengine.com/u/anonymous_user_a1d09d07)\ **Replies:** 12\ **Last updated:** [November 8, 2023, 4:04am UTC](https://forums.unrealengine.com/t/need-to-access-overlap-data-in-construction-script/327654 "2023-11-08T04:04:48Z")
I have an absolute need to get overlap data during the evaluation of the construction script, yet this appears to not work. I can add nodes such as “Get Overlapping Components” to a construction script, but they will al… --- ## [Trying to put out fire (BP) using another (BP) component overlap?](https://forums.unrealengine.com/t/trying-to-put-out-fire-bp-using-another-bp-component-overlap/416218)
**Author:** [@Speedy-P](https://forums.unrealengine.com/u/Speedy-P)\ **Replies:** 8\ **Last updated:** [September 25, 2023, 3:22pm UTC](https://forums.unrealengine.com/t/trying-to-put-out-fire-bp-using-another-bp-component-overlap/416218 "2023-09-25T15:22:38Z")
Hey guys, I’m trying to figure out how I can put out (e.g. destroy actor) various particle fires (Placed within a BP) using different fire extinguishers that are attached to the FPS motion controllers. As I have heard t… --- ## [Collision Object Channel doesn't get overlap event](https://forums.unrealengine.com/t/collision-object-channel-doesnt-get-overlap-event/403461)
**Author:** [@anonymous\_user\_760dd108](https://forums.unrealengine.com/u/anonymous_user_760dd108)\ **Replies:** 5\ **Last updated:** [August 30, 2023, 7:04am UTC](https://forums.unrealengine.com/t/collision-object-channel-doesnt-get-overlap-event/403461 "2023-08-30T07:04:43Z")
Hello everyone, I’m having a problem with a Custom Collision Object Channel. I have set a new object channel in edito, I have checked the correspondent ECC\_TraceChannel in DefaultEngine.ini and i have defined my macros … --- ## [How to check how long an actor has been spawned](https://forums.unrealengine.com/t/how-to-check-how-long-an-actor-has-been-spawned/317013)
**Author:** [@Mikhael](https://forums.unrealengine.com/u/Mikhael)\ **Replies:** 4\ **Last updated:** [August 17, 2023, 9:31pm UTC](https://forums.unrealengine.com/t/how-to-check-how-long-an-actor-has-been-spawned/317013 "2023-08-17T21:31:12Z")
Hello, I’m trying to create to type of actors that overwrite each other (dots on the ground at the moment). But I want them to destroy the other only if the other is older ( so that both don’t get destroyed every time t… --- ## [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)
**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")
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… [Next page](https://forums.unrealengine.com/tag/overlap/927.md?match_all_tags=true&page=1&tags%5B%5D=overlap)