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Question by wuGor · Aug 04, 2020 at 09:24 AM · animatorassetbundle

AssetBundle.LoadAsset Animator problem

Recently i upgrade to 2019.4.5f1,an IndexOutOfRangeException throw out when i try :

 animator.runtimeAnimatorController.animationClips[0];

I found that the information of animator is different when the Exception throw out.

Seem like AssetBundle.LoadAsset is not load correctly!(I use AssetBundle Browser to build AssetBundles.)

When this happen the whole game's animator go wrong.It is quit weird.

It is not alway happen, it is hard to reproduce.

Anyone in the same situation?

Right Animator: alt text

Wrong Animator: alt text

20200803161817.png (14.1 kB)
20200803154016.png (16.8 kB)
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Answer by wuGor · Aug 05, 2020 at 03:49 AM

Finally! i figure out the problem. First, it only cause on Editor. When Editor lose focus an get focus again, the unity "totalAllocateMemory" suddenly became lower. Then we load AssetBundle and Instantiate an gameobject which have animator on it.And we get the warning:The Animator Controller (xxxxxxx) you have used is not valid. Animations will not play

The way to solve this proble: Editor->Preferences->General->Script Changes While Playing set to "Recompile After Finished Playing"

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