# FMOD Studio

**URL:** https://qa.fmod.com/c/fmodstudio/5.md?no_subcategories=false&page=52

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**Page:** 53

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## [Built-in parameters - relative velocity](https://qa.fmod.com/t/built-in-parameters-relative-velocity/19682)

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**Author:** [@ChristianHell](https://qa.fmod.com/u/ChristianHell)\
**Replies:** 8\
**Last updated:** [January 10, 2023, 11:23pm UTC](https://qa.fmod.com/t/built-in-parameters-relative-velocity/19682 "2023-01-10T23:23:20Z")

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Hi In our game we have moving game objects with a looping sound that periodically fly past the player. Now I want to control the volume by making the object quieter when it flies past the listener. So when the object fl…

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## [Steam Audio Plugins keep crashing Fmod Studio 2.02.04](https://qa.fmod.com/t/steam-audio-plugins-keep-crashing-fmod-studio-2-02-04/18236)

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**Author:** [@hunter96](https://qa.fmod.com/u/hunter96)\
**Replies:** 2\
**Last updated:** [January 9, 2023, 9:15am UTC](https://qa.fmod.com/t/steam-audio-plugins-keep-crashing-fmod-studio-2-02-04/18236 "2023-01-09T09:15:09Z")

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I installed the steam audio packages for Fmod and Unity. Every time I try to load a steam audio plugin Fmod just crashes. I’ve seen other people on YouTube run the same version of Fmod I’m running and the plugins work no…

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## [Controller Speaker randomly shuts down](https://qa.fmod.com/t/controller-speaker-randomly-shuts-down/19697)

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**Author:** [@fhausman](https://qa.fmod.com/u/fhausman)\
**Replies:** 3\
**Last updated:** [January 5, 2023, 5:47am UTC](https://qa.fmod.com/t/controller-speaker-randomly-shuts-down/19697 "2023-01-05T05:47:58Z")

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Hi, I’m trying to play events through the controller speaker on PS5 and the sounds play as expected for a while, but after a moment it randomly stops playing the sound on controller speaker and plays them on TV. This a…

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## [Reverb send issue with Dialogue group VCA control](https://qa.fmod.com/t/reverb-send-issue-with-dialogue-group-vca-control/19699)

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**Author:** [@Skaven252](https://qa.fmod.com/u/Skaven252)\
**Replies:** 3\
**Last updated:** [January 5, 2023, 1:10am UTC](https://qa.fmod.com/t/reverb-send-issue-with-dialogue-group-vca-control/19699 "2023-01-05T01:10:31Z")

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The game project I’m working on has game menu settings for SFX, Dialogue and Music volume. These are done with VCAs assigned to the respective mixer groups. However, even if the player sets the Dialogue volume to zero, t…

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## [AHDSR and instrument sync issues](https://qa.fmod.com/t/ahdsr-and-instrument-sync-issues/19658)

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**Author:** [@Goran1](https://qa.fmod.com/u/Goran1)\
**Replies:** 12\
**Last updated:** [January 4, 2023, 9:52pm UTC](https://qa.fmod.com/t/ahdsr-and-instrument-sync-issues/19658 "2023-01-04T21:52:00Z")

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Hey friends. Need some help here. I got a 2D music event containing 8 tracks (layers) with nested instruments. I’ve also set a parameter to switch between layers and markers (values 0-7) and also conditioned the instru…

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## [Cambiar tono y BPM independientemente](https://qa.fmod.com/t/cambiar-tono-y-bpm-independientemente/19698)

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**Author:** [@josquinet](https://qa.fmod.com/u/josquinet)\
**Replies:** 1\
**Last updated:** [January 3, 2023, 11:06pm UTC](https://qa.fmod.com/t/cambiar-tono-y-bpm-independientemente/19698 "2023-01-03T23:06:36Z")

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Buenos días. Quiero hacer una APP con unity para android. Necesito saber si usando fmod puedo cambiar el BPM y el tono de un audio de maneara independiente. Gracias.

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## [Design thoughts - dungeon winds](https://qa.fmod.com/t/design-thoughts-dungeon-winds/19700)

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**Author:** [@Johanenglund](https://qa.fmod.com/u/Johanenglund)\
**Replies:** 2\
**Last updated:** [January 3, 2023, 4:51pm UTC](https://qa.fmod.com/t/design-thoughts-dungeon-winds/19700 "2023-01-03T16:51:52Z")

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Hello Ideas for winds that have specific origin points in a cave system. For this idea, the same event instance is triggered & re-triggered so each has a direction the player moves towards/away. Is there a better way o…

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## [Dynamic initial value in AHDSR](https://qa.fmod.com/t/dynamic-initial-value-in-ahdsr/19686)

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**Author:** [@Hzo420](https://qa.fmod.com/u/Hzo420)\
**Replies:** 1\
**Last updated:** [January 3, 2023, 3:41am UTC](https://qa.fmod.com/t/dynamic-initial-value-in-ahdsr/19686 "2023-01-03T03:41:03Z")

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Hi, I’m working on a Unity project in which I’m trying to automate a snapshot that applies a few effects (flanger, distortion, chorus) on my music tracks for a short amount of time. The gist of the problem is this: I’m…

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## [Event Playable Settings](https://qa.fmod.com/t/event-playable-settings/19678)

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**Author:** [@baturalpcetin](https://qa.fmod.com/u/baturalpcetin)\
**Replies:** 3\
**Last updated:** [January 3, 2023, 1:12am UTC](https://qa.fmod.com/t/event-playable-settings/19678 "2023-01-03T01:12:47Z")

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Hello everybody, if an event is being played, how do I not play the other event? How can I add this control?

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## [Reading the volume of FMOD event audio asset from UE4 Blueprint](https://qa.fmod.com/t/reading-the-volume-of-fmod-event-audio-asset-from-ue4-blueprint/19683)

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**Author:** [@abogoev](https://qa.fmod.com/u/abogoev)\
**Replies:** 3\
**Last updated:** [January 2, 2023, 10:44pm UTC](https://qa.fmod.com/t/reading-the-volume-of-fmod-event-audio-asset-from-ue4-blueprint/19683 "2023-01-02T22:44:10Z")

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Hi, I would like to read the volume of a voiceover asset as it’s playing. There’s no obvious way from the docs or looking at the blueprint classes in UE4. I see there’s a BP node, “Get Parameter”, that promises to return…

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## [FMOD Designer 2010 and Event Viewer Help - custom parameters](https://qa.fmod.com/t/fmod-designer-2010-and-event-viewer-help-custom-parameters/19616)

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**Author:** [@TristanD79](https://qa.fmod.com/u/TristanD79)\
**Replies:** 2\
**Last updated:** [December 31, 2022, 8:22pm UTC](https://qa.fmod.com/t/fmod-designer-2010-and-event-viewer-help-custom-parameters/19616 "2022-12-31T20:22:18Z")

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Hey, I have a few questions relating to the image below, that I have not been able to answer looking through the FMOD Designer 2010 user manual. I think the names (‘loop\_param’, ‘planet\_horizon’ and ‘view\_frustum\_dista…

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## [Copying effect with automation doesn't show the chevron in the timeline?](https://qa.fmod.com/t/copying-effect-with-automation-doesnt-show-the-chevron-in-the-timeline/19687)

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**Author:** [@kalman](https://qa.fmod.com/u/kalman)\
**Replies:** 0\
**Last updated:** [December 29, 2022, 7:02pm UTC](https://qa.fmod.com/t/copying-effect-with-automation-doesnt-show-the-chevron-in-the-timeline/19687 "2022-12-29T19:02:51Z")

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Edit: not a bug, never mind! Sorry about that. (I didn’t notice the “Show Automation in Editor” checkbox).

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## [How can i add audio file in SingleSound programmatically](https://qa.fmod.com/t/how-can-i-add-audio-file-in-singlesound-programmatically/19671)

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**Author:** [@maulikkaloliya](https://qa.fmod.com/u/maulikkaloliya)\
**Replies:** 3\
**Last updated:** [December 27, 2022, 11:15pm UTC](https://qa.fmod.com/t/how-can-i-add-audio-file-in-singlesound-programmatically/19671 "2022-12-27T23:15:20Z")

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Hello I wanted to add an audio file from Audio Bin to SingleSound programmatically , I wanted to select multiple sound from specific path from Audio Bin and wanted to assign that sounds in different different SingleSoun…

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## [How do i change autopitch modulator value using script](https://qa.fmod.com/t/how-do-i-change-autopitch-modulator-value-using-script/19670)

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**Author:** [@maulikkaloliya](https://qa.fmod.com/u/maulikkaloliya)\
**Replies:** 2\
**Last updated:** [December 22, 2022, 6:14am UTC](https://qa.fmod.com/t/how-do-i-change-autopitch-modulator-value-using-script/19670 "2022-12-22T06:14:38Z")

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Hello i have successfully added “AutopitchModulator” on sound using var sound = track\[0\].addSound(event.parameters\[0\], "SingleSound", 0, 1000); var autopitchModulator = sound.addModulator("AutopitchModulator", "pitch");…

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## [How do i add SingleSound to GameParameter using fmod java script](https://qa.fmod.com/t/how-do-i-add-singlesound-to-gameparameter-using-fmod-java-script/19263)

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**Author:** [@maulikkaloliya](https://qa.fmod.com/u/maulikkaloliya)\
**Replies:** 2\
**Last updated:** [December 21, 2022, 1:06pm UTC](https://qa.fmod.com/t/how-do-i-add-singlesound-to-gameparameter-using-fmod-java-script/19263 "2022-12-21T13:06:54Z")

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How do i add SingleSound to specific GameParameter using fmod java script, I don’t find any solution. I have added SingleSound to event timeline with this function var event = studio.window.browserCurrent(); track.add…

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## [Parameter sheet trigging multiple instances](https://qa.fmod.com/t/parameter-sheet-trigging-multiple-instances/19643)

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**Author:** [@Joelbille](https://qa.fmod.com/u/Joelbille)\
**Replies:** 10\
**Last updated:** [December 21, 2022, 8:24am UTC](https://qa.fmod.com/t/parameter-sheet-trigging-multiple-instances/19643 "2022-12-21T08:24:32Z")

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When triggering events on a parameter sheet, I frequently have problems with the sound getting re-triggered if the parameter is changed during the playback of the event, making the sound start over from start, causing mu…

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## [Async referenced events in multi instruments](https://qa.fmod.com/t/async-referenced-events-in-multi-instruments/19656)

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**Author:** [@BrokenFuse](https://qa.fmod.com/u/BrokenFuse)\
**Replies:** 4\
**Last updated:** [December 20, 2022, 2:49pm UTC](https://qa.fmod.com/t/async-referenced-events-in-multi-instruments/19656 "2022-12-20T14:49:29Z")

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I am trying to create an event that will randomly play some other music loop events. I created a multi instrument and drag and dropped the music loop events into it. I activated the “Async” mode, but the music events t…

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## [One whoosh event, used on multiple objects](https://qa.fmod.com/t/one-whoosh-event-used-on-multiple-objects/19597)

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**Author:** [@fractanimal](https://qa.fmod.com/u/fractanimal)\
**Replies:** 3\
**Last updated:** [December 20, 2022, 12:37am UTC](https://qa.fmod.com/t/one-whoosh-event-used-on-multiple-objects/19597 "2022-12-20T00:37:22Z")

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I have a whoosh event, that is attached to several objects, which is for creating whoosh/doppler sounds as you drive past them. I have object enable and object disable as start and stop, but the whoosh is only working on…

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## [Feature Request: Drag and Drop parameters into automation drawers](https://qa.fmod.com/t/feature-request-drag-and-drop-parameters-into-automation-drawers/15125)

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**Author:** [@toddhelsley](https://qa.fmod.com/u/toddhelsley)\
**Replies:** 9\
**Last updated:** [December 19, 2022, 5:53am UTC](https://qa.fmod.com/t/feature-request-drag-and-drop-parameters-into-automation-drawers/15125 "2022-12-19T05:53:56Z")

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Hello again! As I go through an event and populate over a hundred automation drawers with as many unique parameters, it would be fantastic to not have to go through the context menu flow of Add Curve\>Browse\>Type in the …

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## [Rhythm Based Action/Shooting](https://qa.fmod.com/t/rhythm-based-action-shooting/19644)

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**Author:** [@JohnGreska](https://qa.fmod.com/u/JohnGreska)\
**Replies:** 1\
**Last updated:** [December 19, 2022, 2:11am UTC](https://qa.fmod.com/t/rhythm-based-action-shooting/19644 "2022-12-19T02:11:36Z")

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Hi! I’m working on a rhythm shooter. I’m trying to create a system where actions can only be performed on the beat. I have a small, teeny idea of the work behind it, for example the beat time would be 60 / the bpm of th…

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## [Doppler whoosh -\> How should I go about aligning my speed while passing a stationary object, with the volume of a pass-by whoosh](https://qa.fmod.com/t/doppler-whoosh-how-should-i-go-about-aligning-my-speed-while-passing-a-stationary-object-with-the-volume-of-a-pass-by-whoosh/19598)

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**Author:** [@fractanimal](https://qa.fmod.com/u/fractanimal)\
**Replies:** 2\
**Last updated:** [December 16, 2022, 9:06pm UTC](https://qa.fmod.com/t/doppler-whoosh-how-should-i-go-about-aligning-my-speed-while-passing-a-stationary-object-with-the-volume-of-a-pass-by-whoosh/19598 "2022-12-16T21:06:10Z")

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Car race game - I have a whoosh event (made of looping wind) on several objects, with the distance and direction built in parameters controlling when and how they are heard, and sound great, but the built in speed parame…

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## [2nd or 3rd order ambisonics in FMOD?](https://qa.fmod.com/t/2nd-or-3rd-order-ambisonics-in-fmod/19642)

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**Author:** [@deHaan](https://qa.fmod.com/u/deHaan)\
**Replies:** 2\
**Last updated:** [December 15, 2022, 8:41am UTC](https://qa.fmod.com/t/2nd-or-3rd-order-ambisonics-in-fmod/19642 "2022-12-15T08:41:14Z")

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Is it only possible to use 1st order ambisonics files with FMOD? We just did a quick test with the Resonance, and it only seemed to work correctly with a 1st order file

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## [How to make a sound inside a scatterer instrument only play in a specific automation range?](https://qa.fmod.com/t/how-to-make-a-sound-inside-a-scatterer-instrument-only-play-in-a-specific-automation-range/19635)

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**Author:** [@torley-gallium](https://qa.fmod.com/u/torley-gallium)\
**Replies:** 5\
**Last updated:** [December 14, 2022, 11:40pm UTC](https://qa.fmod.com/t/how-to-make-a-sound-inside-a-scatterer-instrument-only-play-in-a-specific-automation-range/19635 "2022-12-14T23:40:08Z")

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I’m currently doing a workaround involving separate scatterers on multiple tracks and automating gain, but it feels bloated having to copypaste over settings, and I wonder if there’s a better way I should be doing this. …

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## [Can i set EventInstance Callback with Class::Function?](https://qa.fmod.com/t/can-i-set-eventinstance-callback-with-class-function/19620)

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**Author:** [@pigeon55](https://qa.fmod.com/u/pigeon55)\
**Replies:** 2\
**Last updated:** [December 13, 2022, 6:36am UTC](https://qa.fmod.com/t/can-i-set-eventinstance-callback-with-class-function/19620 "2022-12-13T06:36:25Z")

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I store some eventinstance when a event is played and I want remove them from TMap when the instance is destored. I found EventInstance::setCallback() function, but it cannot use like this: instance-\>setCallback(CLASS:…

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## [Consequences of blocking in callbacks](https://qa.fmod.com/t/consequences-of-blocking-in-callbacks/19624)

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**Author:** [@Speak4Erase](https://qa.fmod.com/u/Speak4Erase)\
**Replies:** 1\
**Last updated:** [December 12, 2022, 10:59pm UTC](https://qa.fmod.com/t/consequences-of-blocking-in-callbacks/19624 "2022-12-12T22:59:04Z")

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For a few weeks now I’ve been working on writing Ruby bindings to FMOD, and I actually managed to get callbacks working. Ruby is extremely fussy about running Ruby code on threads not made by Ruby, like the threads FMOD…

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## [\[Steam audio\] Error loading Phonon.dll plugin](https://qa.fmod.com/t/steam-audio-error-loading-phonon-dll-plugin/15134)

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**Author:** [@Kosmo](https://qa.fmod.com/u/Kosmo)\
**Replies:** 6\
**Last updated:** [December 10, 2022, 10:53pm UTC](https://qa.fmod.com/t/steam-audio-error-loading-phonon-dll-plugin/15134 "2022-12-10T22:53:37Z")

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Hello, We are trying to use steam audio spatialiser for our project but seem to be unable to load the plug in on Fmod Studio 1.10.10. Already copied following files into the project plugins folder: phonon.dll, phonon\_f…

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## [Playing events micro-freezes the CPU](https://qa.fmod.com/t/playing-events-micro-freezes-the-cpu/19621)

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**Author:** [@mrhelmut](https://qa.fmod.com/u/mrhelmut)\
**Replies:** 1\
**Last updated:** [December 7, 2022, 10:43am UTC](https://qa.fmod.com/t/playing-events-micro-freezes-the-cpu/19621 "2022-12-07T10:43:39Z")

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Hello there, We stumbled upon a weird performance issue on a new game running on FMOD 2.02.x (which we didn’t have on our previous title on FMOD 2.00.x). Our Studio setup and game code remain the same. Every time we do…

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## [Use FMOD Scripting to duplicate a set of global parameters](https://qa.fmod.com/t/use-fmod-scripting-to-duplicate-a-set-of-global-parameters/19565)

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**Author:** [@tweexmusic](https://qa.fmod.com/u/tweexmusic)\
**Replies:** 5\
**Last updated:** [December 7, 2022, 7:11am UTC](https://qa.fmod.com/t/use-fmod-scripting-to-duplicate-a-set-of-global-parameters/19565 "2022-12-07T07:11:13Z")

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We have a collection of global parameters that we use on a regular basis to create audio logic internally to FMOD Studio. The parameter values/settings are all the same, but we need to duplicate them in order to give th…

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## [Is there anyway to add markers by script in FMOD \<= 1.07?](https://qa.fmod.com/t/is-there-anyway-to-add-markers-by-script-in-fmod-1-07/19619)

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**Author:** [@Alexis2\_0](https://qa.fmod.com/u/Alexis2_0)\
**Replies:** 2\
**Last updated:** [December 7, 2022, 6:15am UTC](https://qa.fmod.com/t/is-there-anyway-to-add-markers-by-script-in-fmod-1-07/19619 "2022-12-07T06:15:27Z")

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Hi, I’m working on the problem of adding multiple markers on the track automatically by scripts. And I found good ways in FMOD scripting API. But in older versions of FMOD (like 1.05), is there anyway to add markers by…

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## [ALT TAB - Audio unsync](https://qa.fmod.com/t/alt-tab-audio-unsync/19558)

<div class="topic-metadata">

**Author:** [@artbrito](https://qa.fmod.com/u/artbrito)\
**Replies:** 5\
**Last updated:** [December 7, 2022, 5:34am UTC](https://qa.fmod.com/t/alt-tab-audio-unsync/19558 "2022-12-07T05:34:02Z")

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Hi, im having a problem with Alt Tab. If the player Alt Tab during the game, when it comes back, the music is unsynced. Its like 2 or 3 audio tracks are off beat. Im using the FMOD 2.01.07 version. I’ve already tested …

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