# Unreal Engine

**URL:** https://qa.fmod.com/c/ue4/8.md?page=13

[Latest](https://qa.fmod.com/latest.md) · [Categories](https://qa.fmod.com/categories.md) · [Tags](https://qa.fmod.com/tags.md)

**Page:** 14

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## [Cannot listen for connections](https://qa.fmod.com/t/cannot-listen-for-connections/19884)

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**Author:** [@johnPayload](https://qa.fmod.com/u/johnPayload)\
**Replies:** 7\
**Last updated:** [August 2, 2023, 10:36pm UTC](https://qa.fmod.com/t/cannot-listen-for-connections/19884 "2023-08-02T22:36:25Z")

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Hi, We’ve just upgraded from UE4.27.2 to UE5.1.0 and we’re getting spammed with this message: c:\\jk\\workspace\\Build2.2 Unreal\_Win\\core\_api\\src\\fmod\_os\_net\_winsock.cpp(273) - Cannot listen for connections, port 9265 is …

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## [Do all team members need fmod?](https://qa.fmod.com/t/do-all-team-members-need-fmod/15061)

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**Author:** [@ChayHawk](https://qa.fmod.com/u/ChayHawk)\
**Replies:** 3\
**Last updated:** [July 26, 2023, 10:38pm UTC](https://qa.fmod.com/t/do-all-team-members-need-fmod/15061 "2023-07-26T22:38:59Z")

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Hi, I am very new to FMOD, I was wondering if all members of my team need to have fmod installed or anything related to FMOD for the project to work on their end. I want to install FMOD to my UE4 4.23 directory so I can …

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## [FMod 2.02.06 UE 4.27 XDK QFE13 Error Compile](https://qa.fmod.com/t/fmod-2-02-06-ue-4-27-xdk-qfe13-error-compile/20420)

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**Author:** [@agate-cg](https://qa.fmod.com/u/agate-cg)\
**Replies:** 1\
**Last updated:** [July 17, 2023, 4:20am UTC](https://qa.fmod.com/t/fmod-2-02-06-ue-4-27-xdk-qfe13-error-compile/20420 "2023-07-17T04:20:42Z")

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Hi, we are using fmod in our game. However, we found error in compiling Fmod. It did not find EFMODPlatforms. Could anyone help us? Here is error log: UATHelper: Packaging (Xbox One): D:\\Project\_X\\Platforms\\XboxOn…

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## [My banks aren't updating properly when I build and it was working fine before I added a new bank](https://qa.fmod.com/t/my-banks-arent-updating-properly-when-i-build-and-it-was-working-fine-before-i-added-a-new-bank/20411)

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**Author:** [@louietaylorcomposer](https://qa.fmod.com/u/louietaylorcomposer)\
**Replies:** 1\
**Last updated:** [July 12, 2023, 2:57pm UTC](https://qa.fmod.com/t/my-banks-arent-updating-properly-when-i-build-and-it-was-working-fine-before-i-added-a-new-bank/20411 "2023-07-12T14:57:38Z")

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Hi, I’m using FMOD studio with UE 4.27 and for some reason when I build the banks don’t get created properly, only the old banks seem to build into .uasset files. I’ll send some screen shots. It also says that master.ban…

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## [FMOD - Mac M1 with a PC UE5.2 Project using Github](https://qa.fmod.com/t/fmod-mac-m1-with-a-pc-ue5-2-project-using-github/20351)

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**Author:** [@DanielPoole](https://qa.fmod.com/u/DanielPoole)\
**Replies:** 2\
**Last updated:** [July 11, 2023, 9:44pm UTC](https://qa.fmod.com/t/fmod-mac-m1-with-a-pc-ue5-2-project-using-github/20351 "2023-07-11T21:44:46Z")

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Hi all, I’ve done a search of the Forum and not sure if I can find exactly what I am looking for. Premise: UE5.2 project on Windows Github as source control FMOD studio with the new update Audio being Implemented o…

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## [FMOD::Channel getPosition accuracy question/issue](https://qa.fmod.com/t/fmod-channel-getposition-accuracy-question-issue/20268)

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**Author:** [@emokee](https://qa.fmod.com/u/emokee)\
**Replies:** 4\
**Last updated:** [July 7, 2023, 4:04am UTC](https://qa.fmod.com/t/fmod-channel-getposition-accuracy-question-issue/20268 "2023-07-07T04:04:17Z")

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Hello there, We have encountered an issue with the following function: FMOD::Channel::getPosition(unsigned int \*position, FMOD\_TIMEUNIT postype) Context: We are currently developing a rhythm game that is already in p…

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## [Get Fmod Studio tracks order c++](https://qa.fmod.com/t/get-fmod-studio-tracks-order-c/17481)

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**Author:** [@nosestudiokr](https://qa.fmod.com/u/nosestudiokr)\
**Replies:** 6\
**Last updated:** [July 5, 2023, 1:36am UTC](https://qa.fmod.com/t/get-fmod-studio-tracks-order-c/17481 "2023-07-05T01:36:51Z")

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I could get each tracks rms level using ChannelGroup. But I can’t get Fmod Studio Tracks order. How can I get the order of Studio? Thanks in advance using UE4.25 Here is source code. .H TArrayFMOD::ChannelGroup\* C…

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## [Crash on startup UE 5.2.1](https://qa.fmod.com/t/crash-on-startup-ue-5-2-1/20384)

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**Author:** [@GorillaPineapple](https://qa.fmod.com/u/GorillaPineapple)\
**Replies:** 2\
**Last updated:** [July 5, 2023, 12:07am UTC](https://qa.fmod.com/t/crash-on-startup-ue-5-2-1/20384 "2023-07-05T00:07:03Z")

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Hi, I just built banks in 2.02.15 and now when I try to open my UE project I see the UE editor for a second, and then it crashes. I don’t know if it means anything, but I am confused by the messages about ‘C:\\jk\\work…

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## [How can I get each Tracks Volume Level?](https://qa.fmod.com/t/how-can-i-get-each-tracks-volume-level/17440)

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**Author:** [@nosestudiokr](https://qa.fmod.com/u/nosestudiokr)\
**Replies:** 9\
**Last updated:** [June 29, 2023, 1:09am UTC](https://qa.fmod.com/t/how-can-i-get-each-tracks-volume-level/17440 "2023-06-29T01:09:26Z")

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I could get Master RMS level metering data. How can I get each Tracks Volume Level? Main\_Track(Event) have multiple instruments. Hope to get each tracks volume. Thanks in advance.

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## [FMod error when doing Remote IOS builds in UE4](https://qa.fmod.com/t/fmod-error-when-doing-remote-ios-builds-in-ue4/20346)

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**Author:** [@nitinDC](https://qa.fmod.com/u/nitinDC)\
**Replies:** 3\
**Last updated:** [June 28, 2023, 11:58pm UTC](https://qa.fmod.com/t/fmod-error-when-doing-remote-ios-builds-in-ue4/20346 "2023-06-28T23:58:48Z")

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Hello, So we are trying to make remote IOS builds from our Windows machine. At the very end of the process the build fails with a FMOD copy error. Any help would be greatly appreciated. Edit : we are on 2.02.07

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## [Incorrect 3D Sounds Location](https://qa.fmod.com/t/incorrect-3d-sounds-location/19905)

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**Author:** [@Layso](https://qa.fmod.com/u/Layso)\
**Replies:** 3\
**Last updated:** [June 22, 2023, 2:38am UTC](https://qa.fmod.com/t/incorrect-3d-sounds-location/19905 "2023-06-22T02:38:41Z")

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Hi, we’re heavily using sequences in our project and playing FMOD audio on them as well. One thing we discovered is when we start playing an audio at the 0 point of the sequence, if it’s a 3D sound, the volume will be lo…

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## [DSP fader zeroing spacialised streaming sound](https://qa.fmod.com/t/dsp-fader-zeroing-spacialised-streaming-sound/20307)

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**Author:** [@arkady.english](https://qa.fmod.com/u/arkady.english)\
**Replies:** 6\
**Last updated:** [June 22, 2023, 2:20am UTC](https://qa.fmod.com/t/dsp-fader-zeroing-spacialised-streaming-sound/20307 "2023-06-22T02:20:53Z")

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I’m creating a sound like this: int NumChannels, SampleFrequency; // Passed in as function args. FMOD::Studio::System\* StudioSystem = IFMODStudioModule::Get().GetStudioSystem(EFMODSystemContext::Runtime); check(StudioS…

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## [Certain sounds not playing when initializing all sounds](https://qa.fmod.com/t/certain-sounds-not-playing-when-initializing-all-sounds/20254)

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**Author:** [@mlevick](https://qa.fmod.com/u/mlevick)\
**Replies:** 1\
**Last updated:** [May 25, 2023, 1:13am UTC](https://qa.fmod.com/t/certain-sounds-not-playing-when-initializing-all-sounds/20254 "2023-05-25T01:13:40Z")

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We’re making a racing game and we are trying to debug why our car engine sounds sometimes don’t play after loading into the game. It doesn’t happpen all the time but often enough that it’s becoming a problem for us. Bas…

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## [Unreal Engine 5.2 support](https://qa.fmod.com/t/unreal-engine-5-2-support/20218)

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**Author:** [@AOOSG](https://qa.fmod.com/u/AOOSG)\
**Replies:** 17\
**Last updated:** [June 19, 2023, 3:09am UTC](https://qa.fmod.com/t/unreal-engine-5-2-support/20218 "2023-06-19T03:09:40Z")

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Hi, any word on when FMOD will be updated to support 5.2? I tried upgrading it myself and after fixing a few FMOD errors the remaining error that I’m not sure how to fix is this one: FMODAssetTable.cpp : fatal error C10…

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## [Register DSP from C++ in Unreal before Bank Load](https://qa.fmod.com/t/register-dsp-from-c-in-unreal-before-bank-load/20317)

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**Author:** [@dquartz](https://qa.fmod.com/u/dquartz)\
**Replies:** 2\
**Last updated:** [June 16, 2023, 10:22pm UTC](https://qa.fmod.com/t/register-dsp-from-c-in-unreal-before-bank-load/20317 "2023-06-16T22:22:01Z")

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I’ve written some custom DSP for FMOD to be used in FMOD Studio. This means when loading those banks in Unreal, the DSP has to be registered before banks are loaded. The only avenue for this with the current integration …

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## [Event not playing on UE4.26.2](https://qa.fmod.com/t/event-not-playing-on-ue4-26-2/20300)

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**Author:** [@DeathRace](https://qa.fmod.com/u/DeathRace)\
**Replies:** 3\
**Last updated:** [June 16, 2023, 6:42am UTC](https://qa.fmod.com/t/event-not-playing-on-ue4-26-2/20300 "2023-06-16T06:42:00Z")

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Title, See videos in link Video 1 Video 2 Also the attenuation parameters do NOT update inside unreal, when set inside FMOD. This is very annoying and renders the entire FMOD useless for my purposes… I also tried che…

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## [Debug symbols request](https://qa.fmod.com/t/debug-symbols-request/20299)

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**Author:** [@Bnnoy](https://qa.fmod.com/u/Bnnoy)\
**Replies:** 6\
**Last updated:** [June 15, 2023, 4:43am UTC](https://qa.fmod.com/t/debug-symbols-request/20299 "2023-06-15T04:43:05Z")

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Hello! I need the fmod.dll .pdb file to track down a crash please, I’m using the Unreal Engine integration version 2.02.10. Best regards, Benoît

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## [Additional non-asset directory not being added](https://qa.fmod.com/t/additional-non-asset-directory-not-being-added/15428)

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**Author:** [@sterlingy](https://qa.fmod.com/u/sterlingy)\
**Replies:** 9\
**Last updated:** [June 14, 2023, 6:44pm UTC](https://qa.fmod.com/t/additional-non-asset-directory-not-being-added/15428 "2023-06-14T18:44:23Z")

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I just migrated a project from 4.21 to 4.24. I updated the FMOD plugin and made sure the banks are connected. Everything seems fine, but every time I open the project, I am told that I need to “add the non-asset director…

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## [FMOD audio corruption on contrain application](https://qa.fmod.com/t/fmod-audio-corruption-on-contrain-application/20240)

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**Author:** [@laurens](https://qa.fmod.com/u/laurens)\
**Replies:** 10\
**Last updated:** [June 13, 2023, 12:00am UTC](https://qa.fmod.com/t/fmod-audio-corruption-on-contrain-application/20240 "2023-06-13T00:00:32Z")

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We are having an issue with the audio where it seems to be breaking when the application is constrained. This is not happening all the time. Sadly it’s ocurring on devkits that are not ours (QA tests). Videos can be pro…

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## [Active voices and virtualization](https://qa.fmod.com/t/active-voices-and-virtualization/20181)

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**Author:** [@\_MaX](https://qa.fmod.com/u/_MaX)\
**Replies:** 7\
**Last updated:** [June 1, 2023, 10:05am UTC](https://qa.fmod.com/t/active-voices-and-virtualization/20181 "2023-06-01T10:05:30Z")

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Hi FMOD Team! I’m starting to seriously try understanding the profiling system and ensure we’re preserving proper performances in our game. I realized this morning that I had a bunch of events that are triggering a hug…

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## [Commandlet -rebuild option is not working properly](https://qa.fmod.com/t/commandlet-rebuild-option-is-not-working-properly/19522)

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**Author:** [@alberto.barbati](https://qa.fmod.com/u/alberto.barbati)\
**Replies:** 6\
**Last updated:** [June 1, 2023, 1:35am UTC](https://qa.fmod.com/t/commandlet-rebuild-option-is-not-working-properly/19522 "2023-06-01T01:35:59Z")

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I am using the FMOD plugin v2.02.07 According to the documentation the Unreal Engine commandlet FMODGenerateAssets supports a -rebuild option to clean up the FMOD assets before generating them. However the option doesn’…

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## [Crash Log after "Starvation detected in WASAPI output buffer!" Warning](https://qa.fmod.com/t/crash-log-after-starvation-detected-in-wasapi-output-buffer-warning/20262)

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**Author:** [@Qukla](https://qa.fmod.com/u/Qukla)\
**Replies:** 1\
**Last updated:** [May 31, 2023, 12:18am UTC](https://qa.fmod.com/t/crash-log-after-starvation-detected-in-wasapi-output-buffer-warning/20262 "2023-05-31T00:18:12Z")

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Hello everyone, I’m experiencing an issue where I receive a crash log after encountering the warning message “Starvation detected in WASAPI output buffer!” in the logs. I’m wondering if this crash is related to FMOD or …

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## [Tracks out of sync, automating volume](https://qa.fmod.com/t/tracks-out-of-sync-automating-volume/20251)

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**Author:** [@daniellumertz](https://qa.fmod.com/u/daniellumertz)\
**Replies:** 1\
**Last updated:** [May 26, 2023, 5:59am UTC](https://qa.fmod.com/t/tracks-out-of-sync-automating-volume/20251 "2023-05-26T05:59:35Z")

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Hello everyone, I think my question is related to this one Music layers going out of sync - #3 by sronc002 but I didnt manage to find a solution. THE PROBLEM: I have a music with 4 tracks ( a base and 3 tracks that are …

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## [Excluding Certain DLL Files in Unreal Integration's Binaries Folder from Source Control](https://qa.fmod.com/t/excluding-certain-dll-files-in-unreal-integrations-binaries-folder-from-source-control/20237)

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**Author:** [@bl4ck](https://qa.fmod.com/u/bl4ck)\
**Replies:** 3\
**Last updated:** [May 22, 2023, 10:58am UTC](https://qa.fmod.com/t/excluding-certain-dll-files-in-unreal-integrations-binaries-folder-from-source-control/20237 "2023-05-22T10:58:08Z")

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In the unreal integration documentation, version 2.02 under Source Control 2.16, the image states that I should also include the Binaries folder in source control. I know there are important files in there, but there ar…

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## [FMOD 2.02.09 for PlayStation 5 SDK 7.0](https://qa.fmod.com/t/fmod-2-02-09-for-playstation-5-sdk-7-0/20233)

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**Author:** [@Swiv3](https://qa.fmod.com/u/Swiv3)\
**Replies:** 4\
**Last updated:** [May 22, 2023, 10:36am UTC](https://qa.fmod.com/t/fmod-2-02-09-for-playstation-5-sdk-7-0/20233 "2023-05-22T10:36:58Z")

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Hi, We recently upgraded our PS5 SDK from 6.000 to 7.000 on our project but I can’t find a build for UE 4.27plus on the download page, there’s only UE5 available. Would it be possible to get a build of this FMOD versio…

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## [Play Event at Location does not work when there are multiple instanced worlds](https://qa.fmod.com/t/play-event-at-location-does-not-work-when-there-are-multiple-instanced-worlds/20098)

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**Author:** [@Kubstoff](https://qa.fmod.com/u/Kubstoff)\
**Replies:** 18\
**Last updated:** [May 19, 2023, 12:22am UTC](https://qa.fmod.com/t/play-event-at-location-does-not-work-when-there-are-multiple-instanced-worlds/20098 "2023-05-19T00:22:04Z")

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Hi, I have an issue in our project that is caused by a multiple worlds running. We use this plugin: MultiWorld in Code Plugins - UE Marketplace to allow for transition between multiple worlds in our project, however w…

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## [Unreal builds for Steam don't play most FMOD events](https://qa.fmod.com/t/unreal-builds-for-steam-dont-play-most-fmod-events/20231)

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**Author:** [@khorwynd](https://qa.fmod.com/u/khorwynd)\
**Replies:** 1\
**Last updated:** [May 18, 2023, 4:25am UTC](https://qa.fmod.com/t/unreal-builds-for-steam-dont-play-most-fmod-events/20231 "2023-05-18T04:25:21Z")

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Related to this topic: Hey everyone back again today! So I found the solution for the problem above which fixed all the events playing in the Unreal editor, but it seems that whenever a build is made for Steam, the sa…

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## [Many FMOD events not being played after player starts are greater than 4](https://qa.fmod.com/t/many-fmod-events-not-being-played-after-player-starts-are-greater-than-4/20229)

<div class="topic-metadata">

**Author:** [@khorwynd](https://qa.fmod.com/u/khorwynd)\
**Replies:** 1\
**Last updated:** [May 16, 2023, 9:00pm UTC](https://qa.fmod.com/t/many-fmod-events-not-being-played-after-player-starts-are-greater-than-4/20229 "2023-05-16T21:00:57Z")

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Hey Everyone! So I’m working on a multiplayer vehicular combat game and something odd has started happening in game mode tests vs previews within the Unreal editor. When anyone tries to engage the game mode in a map, ma…

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## [Fmod\_systemi\_thread.cpp(138) - assertion: 'mCrit\[crit\]' failed when trying to migrate user\_created\_sound example to UE](https://qa.fmod.com/t/fmod-systemi-thread-cpp-138-assertion-mcrit-crit-failed-when-trying-to-migrate-user-created-sound-example-to-ue/20204)

<div class="topic-metadata">

**Author:** [@chrane](https://qa.fmod.com/u/chrane)\
**Replies:** 3\
**Last updated:** [May 10, 2023, 5:24am UTC](https://qa.fmod.com/t/fmod-systemi-thread-cpp-138-assertion-mcrit-crit-failed-when-trying-to-migrate-user-created-sound-example-to-ue/20204 "2023-05-10T05:24:28Z")

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Everything works as expected, except the following error log happens every time exiting the play session. LogFMOD: Error: c:\\jk\\workspace\\Build\_\_2.2\_\_Unreal\_Win\\core\_api\\src\\fmod\_systemi\_thread.cpp(65) - assertion: 'mCr…

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## [Unreal audio DJ mixing system using FMOD](https://qa.fmod.com/t/unreal-audio-dj-mixing-system-using-fmod/19486)

<div class="topic-metadata">

**Author:** [@Conduit](https://qa.fmod.com/u/Conduit)\
**Replies:** 3\
**Last updated:** [May 9, 2023, 4:56am UTC](https://qa.fmod.com/t/unreal-audio-dj-mixing-system-using-fmod/19486 "2023-05-09T04:56:37Z")

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We are currently working on an interactive DJ system in Unreal and looking for the optimal backend system to power load, seek, play, EQ and mixing of multi channel audio in realtime. Is this something that FMOD is design…

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