# 4.16.2 FMOD Doesn't Compile UE4 Source - Errors

**URL:** <https://qa.fmod.com/t/4-16-2-fmod-doesnt-compile-ue4-source-errors/13307>\
**Category:** Unreal Engine\
**Created:** [July 22, 2017, 12:44am UTC](https://qa.fmod.com/t/4-16-2-fmod-doesnt-compile-ue4-source-errors/13307 "2017-07-22T00:44:04Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![badrhinogames](https://avatars.discourse-cdn.com/v4/letter/b/b19c9b/32.png) [@badrhinogames](https://qa.fmod.com/u/badrhinogames)\
**Post date:** [July 22, 2017, 12:44am UTC](https://qa.fmod.com/t/4-16-2-fmod-doesnt-compile-ue4-source-errors/13307/1 "2017-07-22T00:44:04Z")

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When compiling FMOD for UE4 source, the following occurs

- Place FMOD files into **Engine/Plugins/FMODStudio**
- Generate Project files
- Open .sln
- Build/Rebuild
- Build FAILS

error message:

_“Property is exposed to the editor or blueprints but has no Category specified.”_

File: **FMODAnimNotifyPlay.h** | line 23

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<div class="post-metadata">

**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:** [July 24, 2017, 5:11am UTC](https://qa.fmod.com/t/4-16-2-fmod-doesnt-compile-ue4-source-errors/13307/2 "2017-07-24T05:11:09Z")

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Thanks for bringing this to our attention.  
We will get the fix up on our github page shortly and make sure it goes out in our next release.