# Animation Blueprint with Sub-Anim Instance with exposed variables cannot be compiled with Nativize Blueprints

**URL:** <https://forums.unrealengine.com/t/animation-blueprint-with-sub-anim-instance-with-exposed-variables-cannot-be-compiled-with-nativize-blueprints/394919>\
**Category:** Character & Animation\
**Tags:** unreal-engine, question, Blueprint\
**Created:** [May 29, 2017, 4:09am UTC](https://forums.unrealengine.com/t/animation-blueprint-with-sub-anim-instance-with-exposed-variables-cannot-be-compiled-with-nativize-blueprints/394919 "2017-05-29T04:09:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Roggie](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Roggie](https://forums.unrealengine.com/u/Roggie)\
**Post date:** [May 29, 2017, 4:09am UTC](https://forums.unrealengine.com/t/animation-blueprint-with-sub-anim-instance-with-exposed-variables-cannot-be-compiled-with-nativize-blueprints/394919/1 "2017-05-29T04:09:00Z")

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![139577-subanim.png](https://d3kjluh73b9h9o.cloudfront.net/original/4X/8/6/5/8652b31ee355a37f23db8beeffbc362e6397179d.png)

When packaging a project with an Animation Blueprint that uses Sub Anim Instance nodes with exposed variables will fail if the nativize blueprints is enabled with the following error

**UnrealBuildTool:** E:/Unreal/Tour416/Intermediate/Plugins/Android\_ETC1/NativizedAssets/Source/NativizedAssets/Public/MixamoSkeletonAnimationBP\_\_pf3363113452.h(121) : Error: Property has a Category set but is not exposed to the editor or Blueprints with EditAnywhere, BlueprintReadWrite, VisibleAnywhere, BlueprintReadOnly, BlueprintAssignable, BlueprintCallable keywords.

**Error Line in Header File:**  
UPROPERTY(meta=(Category=“SubInstance”, OverrideNativeName="\_\_SUBINSTANCE\_Speech Alpha\_BE8D4EC9477D7B8B3A87668853C40A7E"))  
float bpv\_\_\_\_SUBINSTANCE\_SpeechxAlpha\_BE8D4EC9477D7B8B3A87668853C40A7E\_\_pfT;  
UPROPERTY(meta=(Category=“SubInstance”, OverrideNativeName="\_\_SUBINSTANCE\_Speech Animation\_BE8D4EC9477D7B8B3A87668853C40A7E"))  
UAnimSequenceBase\* bpv\_\_\_\_SUBINSTANCE\_SpeechxAnimation\_BE8D4EC9477D7B8B3A87668853C40A7E\_\_pfT;

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**Author:** ![anonymous\_user\_280dd372](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@anonymous\_user\_280dd372](https://forums.unrealengine.com/u/anonymous_user_280dd372)\
**Post date:** [June 26, 2017, 10:39pm UTC](https://forums.unrealengine.com/t/animation-blueprint-with-sub-anim-instance-with-exposed-variables-cannot-be-compiled-with-nativize-blueprints/394919/2 "2017-06-26T22:39:27Z")

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Hey Roggie,

Sorry this took a while to get back to you on, but I’ve reproduced this on my end and entered [UE-46522](https://issues.unrealengine.com/issue/UE-46522). You can track the report’s status as the issue is reviewed by our development staff. Please be aware that this issue may not be prioritized or fixed soon.