# \#controller **URL:** https://forum.magicleap.cloud/tag/controller/29.md [Latest](https://forum.magicleap.cloud/latest.md) · [Categories](https://forum.magicleap.cloud/categories.md) · [Tags](https://forum.magicleap.cloud/tags.md) --- ## [Controller Disconnecting](https://forum.magicleap.cloud/t/controller-disconnecting/6842)
**Author:** [@VirtuosoCEO](https://forum.magicleap.cloud/u/VirtuosoCEO)\ **Replies:** 3\ **Last updated:** [February 1, 2026, 10:32pm UTC](https://forum.magicleap.cloud/t/controller-disconnecting/6842 "2026-02-01T22:32:40Z")
Okay, recently, the controller just always disconnects on it’s own. It appears connected, but doesn’t work! This is new. It wastes so much time. Often, I can shut the controller off and turn it back on and it will fix … --- ## [The controller started playing system sound when the trigger was pressed](https://forum.magicleap.cloud/t/the-controller-started-playing-system-sound-when-the-trigger-was-pressed/6636)
**Author:** [@kirill\_levchenko](https://forum.magicleap.cloud/u/kirill_levchenko)\ **Replies:** 1\ **Last updated:** [December 2, 2025, 5:59pm UTC](https://forum.magicleap.cloud/t/the-controller-started-playing-system-sound-when-the-trigger-was-pressed/6636 "2025-12-02T17:59:44Z")
The controller started playing system sound when the trigger was pressed. It is completely identical to what is heard on the recording in this discussion: Binding Haptic action gives "XR\_ERROR\_PATH\_UNSUPPORTED" - #7 by … --- ## [Controller not pairing + no XR rig in Unity apps](https://forum.magicleap.cloud/t/controller-not-pairing-no-xr-rig-in-unity-apps/6050)
**Author:** [@Looper](https://forum.magicleap.cloud/u/Looper)\ **Replies:** 2\ **Last updated:** [July 17, 2025, 12:10pm UTC](https://forum.magicleap.cloud/t/controller-not-pairing-no-xr-rig-in-unity-apps/6050 "2025-07-17T12:10:36Z")
ML2 OS version: 1.12.0 Unity version: 2022.3.5f1 Hi, I recently updated my Magic Leap 2 headset to OS version 1.12.0 and since then I’ve been having issues with the controller and my Unity build. The controller just … --- ## [Logging Controller Behaviour - Variably working](https://forum.magicleap.cloud/t/logging-controller-behaviour-variably-working/5058)
**Author:** [@wiltabone](https://forum.magicleap.cloud/u/wiltabone)\ **Replies:** 4\ **Last updated:** [January 29, 2025, 4:53pm UTC](https://forum.magicleap.cloud/t/logging-controller-behaviour-variably-working/5058 "2025-01-29T16:53:42Z")
Unity Editor version: 2022.3.38f1 Magic Leap MRTK3 1.2.0 MLSDK 2.4.0 Mixed Reality OpenXR Plugin 1.10.0 OpenXR Plugin 1.11.0 ML OS 1.9.0 Hi, I am trying to log bumper presses and trigger press values (bool and flo… --- ## [Controller losing tracking when it goes to sleep](https://forum.magicleap.cloud/t/controller-losing-tracking-when-it-goes-to-sleep/4833)
**Author:** [@logan](https://forum.magicleap.cloud/u/logan)\ **Replies:** 26\ **Last updated:** [January 24, 2025, 3:35pm UTC](https://forum.magicleap.cloud/t/controller-losing-tracking-when-it-goes-to-sleep/4833 "2025-01-24T15:35:16Z")
Give us as much detail as possible regarding the issue you're experiencing. ML2 OS version: B3E.421107.02-R.006 Error messages from logs (syntax-highlighting is supported via Markdown): none With one of our devices,… --- ## [Controller tracking degrades or fails](https://forum.magicleap.cloud/t/controller-tracking-degrades-or-fails/4983)
**Author:** [@SidFernandez](https://forum.magicleap.cloud/u/SidFernandez)\ **Replies:** 6\ **Last updated:** [January 14, 2025, 8:30pm UTC](https://forum.magicleap.cloud/t/controller-tracking-degrades-or-fails/4983 "2025-01-14T20:30:06Z")
I have an issue in an app that I am working on. The controller tracking seems inconsistent, and degrades over time/distance. Moving from room to room will cause the ray to drift from the actual controller, if the contro… --- ## [Controller Tracking Issues](https://forum.magicleap.cloud/t/controller-tracking-issues/4694)
**Author:** [@ARTLLC](https://forum.magicleap.cloud/u/ARTLLC)\ **Replies:** 9\ **Last updated:** [December 11, 2024, 4:34pm UTC](https://forum.magicleap.cloud/t/controller-tracking-issues/4694 "2024-12-11T16:34:45Z")
We created a racquet mount for our ML2 sports app. When the ML2 controller is mounted there is a delay, which causes problems with our physics engine. When the controller is unmounted, the controller tracks just fine. Th… --- ## [Controller input loss around two minute mark](https://forum.magicleap.cloud/t/controller-input-loss-around-two-minute-mark/4677)
**Author:** [@erik.d](https://forum.magicleap.cloud/u/erik.d)\ **Replies:** 4\ **Last updated:** [December 3, 2024, 7:56pm UTC](https://forum.magicleap.cloud/t/controller-input-loss-around-two-minute-mark/4677 "2024-12-03T19:56:17Z")
Hi, For a little background we are developing an app used for ocular research with Unity OpenXR. Within the app there is an exercise where the user needs to press the bumper on the controller when they see a certain im… --- ## [Infrared Wavelength of IR LEDs in the Magicleap 2 Controller](https://forum.magicleap.cloud/t/infrared-wavelength-of-ir-leds-in-the-magicleap-2-controller/4578)
**Author:** [@tangjq15](https://forum.magicleap.cloud/u/tangjq15)\ **Replies:** 1\ **Last updated:** [November 6, 2024, 1:58am UTC](https://forum.magicleap.cloud/t/infrared-wavelength-of-ir-leds-in-the-magicleap-2-controller/4578 "2024-11-06T01:58:41Z")
Hi, May I ask about the infrared wavelength emitted by the IR LEDs on the Magic Leap 2 Controller? Thank you very much! --- ## [Controller stops tracking when hand is not on controller (when hand tracking is enabled)](https://forum.magicleap.cloud/t/controller-stops-tracking-when-hand-is-not-on-controller-when-hand-tracking-is-enabled/4484)
**Author:** [@shijin](https://forum.magicleap.cloud/u/shijin)\ **Replies:** 19\ **Last updated:** [October 23, 2024, 9:27pm UTC](https://forum.magicleap.cloud/t/controller-stops-tracking-when-hand-is-not-on-controller-when-hand-tracking-is-enabled/4484 "2024-10-23T21:27:53Z")
Hey ! So, the project that I am working on uses the controller to track a real world object by mounting the controller on the object. The controller will always be in direct view of the headset. I added hand tracking to … --- ## [How to disable the controller standby mode?](https://forum.magicleap.cloud/t/how-to-disable-the-controller-standby-mode/4418)
**Author:** [@jeswin1995](https://forum.magicleap.cloud/u/jeswin1995)\ **Replies:** 1\ **Last updated:** [October 10, 2024, 3:01pm UTC](https://forum.magicleap.cloud/t/how-to-disable-the-controller-standby-mode/4418 "2024-10-10T15:01:29Z")
I am creating an application where a robot is using the magic leap 2 controller and trying to draw lines in space. Is it possible to disable the standby mode of the controller? Controller stops tracking after 3 seconds … --- ## [Questions Regarding Magic Leap 2 and Unreal SDK](https://forum.magicleap.cloud/t/questions-regarding-magic-leap-2-and-unreal-sdk/3863)
**Author:** [@mhakkis](https://forum.magicleap.cloud/u/mhakkis)\ **Replies:** 3\ **Last updated:** [August 1, 2024, 9:27pm UTC](https://forum.magicleap.cloud/t/questions-regarding-magic-leap-2-and-unreal-sdk/3863 "2024-08-01T21:27:59Z")
I have a couple of questions regarding the Magic Leap 2 Unreal 2 SDK. I have built Unreal from the source code (version 5.4.2), and I am using Unreal SDK 1.5 ("Release 1.5.0 is set up to work with the 5.4-release-ml2 br… --- ## [Clicking on button using Controller](https://forum.magicleap.cloud/t/clicking-on-button-using-controller/3812)
**Author:** [@shubhgajjar2004](https://forum.magicleap.cloud/u/shubhgajjar2004)\ **Replies:** 1\ **Last updated:** [July 21, 2024, 5:09am UTC](https://forum.magicleap.cloud/t/clicking-on-button-using-controller/3812 "2024-07-21T05:09:04Z")
Hello community, I want to create a button in the UI that can be clicked using the Magic Leap controller. Here is what I did: I simply dragged the XR Rig package from the Magic Leap SDK package and checked that the re… --- ## [Is it possible to use 2 magic leap controllers on one device?](https://forum.magicleap.cloud/t/is-it-possible-to-use-2-magic-leap-controllers-on-one-device/3390)
**Author:** [@x11](https://forum.magicleap.cloud/u/x11)\ **Replies:** 3\ **Last updated:** [April 9, 2024, 8:49pm UTC](https://forum.magicleap.cloud/t/is-it-possible-to-use-2-magic-leap-controllers-on-one-device/3390 "2024-04-09T20:49:10Z")
I am hoping to either use two IMU's or something of the same like, I would prefer to user the 6DOF controllers rather than a custom solution first though. --- ## [Binding Haptic action gives "XR\_ERROR\_PATH\_UNSUPPORTED"](https://forum.magicleap.cloud/t/binding-haptic-action-gives-xr-error-path-unsupported/3124)
**Author:** [@m.soliman](https://forum.magicleap.cloud/u/m.soliman)\ **Replies:** 8\ **Last updated:** [February 22, 2024, 5:23pm UTC](https://forum.magicleap.cloud/t/binding-haptic-action-gives-xr-error-path-unsupported/3124 "2024-02-22T17:23:36Z")
Hello there, I'm developing a native openxr application that should have a haptic feedback on the controller. I'm using "XR\_ML\_ml2\_controller\_interaction" extension for the controller interaction. According to the docum…