Ami Hatsuyama

I am currently using Houdini 20.5.579 and it seems that packages/SideFXLabs20.5/misc/labs_ocio has disappeared since Houidni20.5. So I set it myself to Documents/Houdini_Configs/studio-config-v2.2.0_aces-v1.3_ocio-v2.3.ocio and also Houdini.env OCIO = "C:/Users/UserName/Documents/ Houdini_Configs/studio-config-v2.2.0_aces-v1.3_ocio-v2.3.ocio". When I launch it, it seems to be in there, but when I try to switch the View Transform in OCIOSettings, I get an error like the one in the image below: even if I re-launch Houdini and change the View, the changes are not applied and it goes back to Un-tone-mapped! I am trying to change the View Transform to a new one and getting the following error. What should I do? And what version of ACES are you guys using?

mayaにてaistanderdsurfaceで作成したマテリアルとシーンをhoudiniで読み込みたいのですが、htoaを入れてusdファイルで読み込むとマテリアルのエラーが出てしまいマテリアルのみ読み込むことができません。mayaからhoudiniへのマテリアルとシーンの移行はどのように行うのでしょうか？

初歩的な質問で申し訳ございませんがよろしくお願いいたします。

【環境】
windows 11
houdini 19.0.657
maya 2023