Mug filled with coffee disappear when teleporting

[Seungyoun, Shin]

Teleporting with next node on the scene with

(rotation, horizon)
43 True
Name: isFilledWithLiquid, dtype: bool -45.0 0
43 True
Name: isFilledWithLiquid, dtype: bool 135.0 0
43 True
Name: isFilledWithLiquid, dtype: bool -45.0 0
43 True
Name: isFilledWithLiquid, dtype: bool 135.0 0
43 False
Name: isFilledWithLiquid, dtype: bool 0.0 0

values make coffee disappear.

[Seungyoun, Shin]

\I have successfully modified the Unity code in Fill.cs to disable the spilling action. However, I am still uncertain about why the liquid spills when teleporting without tilting the held object.