# Issues when Building banks for PS4 in FMOD Studio 2

**URL:** https://qa.fmod.com/t/issues-when-building-banks-for-ps4-in-fmod-studio-2/14712
**Category:** Unreal Engine
**Created:** [May 23, 2019, 9:35am UTC](https://qa.fmod.com/t/issues-when-building-banks-for-ps4-in-fmod-studio-2/14712 "2019-05-23T09:35:44Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![karanparikh91](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/karanparikh91/32/274_2.png) [@karanparikh91](https://qa.fmod.com/u/karanparikh91)
#### Post date: [May 23, 2019, 9:35am UTC](https://qa.fmod.com/t/issues-when-building-banks-for-ps4-in-fmod-studio-2/14712/1 "2019-05-23T09:35:44Z")

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Hello,

I do have libatrac9.dll in C:\Program Files (x86)\SCE\Common\External Tools\ATRAC9 Windows Library\at9  
This is what happens when I try building for all platforms:

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/FreeSound/Cassowary/Sick/341080\_\_breiti\_\_turkeys-loud-excited-shouting-x3-otherwise-quiet-normal render 002.wav (Could not find encoder library ‘libatrac9.dll’, please copy it from the Sony PS4 SDK to the application directory.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/FreeSound/Cassowary/Sick/341080\_\_breiti\_\_turkeys-loud-excited-shouting-x3-otherwise-quiet-normal render 002.wav (External encoder dynamic library not found.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/SFX/Jun18\_SFX/ParticleLaunch1.wav (Could not find encoder library ‘libatrac9.dll’, please copy it from the Sony PS4 SDK to the application directory.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/SFX/Jun18\_SFX/ParticleLaunch1.wav (External encoder dynamic library not found.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/Last/pranathebegining - 07 G1 Extra Percussion Kit - 120 - 2.wav (Could not find encoder library ‘libatrac9.dll’, please copy it from the Sony PS4 SDK to the application directory.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/Last/pranathebegining - 07 G1 Extra Percussion Kit - 120 - 2.wav (External encoder dynamic library not found.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/Last/pranathebegining - 03 C1 Ethnic Plucked Strings - 120 - 3.wav (Could not find encoder library ‘libatrac9.dll’, please copy it from the Sony PS4 SDK to the application directory.)

Error processing C:/Users/Karan/Documents/FMODbanks/pranatest/Assets/Last/pranathebegining - 03 C1 Ethnic Plucked Strings - 120 - 3.wav (External encoder dynamic library not found.)

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### Author: ![cameron-fmod](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/cameron-fmod/32/261_2.png) [@cameron-fmod](https://qa.fmod.com/u/cameron-fmod)
#### Post date: [May 28, 2019, 3:56am UTC](https://qa.fmod.com/t/issues-when-building-banks-for-ps4-in-fmod-studio-2/14712/2 "2019-05-28T03:56:22Z")

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FMOD Studio and FSBank require the Sony provided libatrac9.dll to be copied into the same directory as their executable.