my bento pose moving after few sec !!

[3jj]

hello all iam new user in Avastar & blender so my information it  not much

i start learn to make bento pose *stand*
follow this Tutorial
https://www.youtube.com/watch?v=8MMZeTBMO3A&t=1512s
so when i upload my pose after faw sec it moveing i dont whyy !

like this
https://i.gyazo.com/8f15b1f47d2bbea558b325bcd8039985.mp4
https://i.gyazo.com/00f8c03bacf4d0a80c0af798bcd5282a.mp4

in blender
https://i.gyazo.com/57fee7385c6767c40f414ed2c257762a.png
https://i.gyazo.com/07a2d7fff8b11edd5b205872999cc87e.png

[Lucia Nightfire]

Scripted procedural animation capability would allow for many things, including in-world pose creation.

Too bad innovation has been put on the back burner for years.

[Quarrel Kukulcan]

Does your animation have a keyframe for every bone in the spine?

In your first video, it looks like the avatar is bending at the stomach. The arms are stiff like they should be.