Not working after update 2.4.6 with configurable products

[nutsflyer]

Configurable Products are not working anymore since our update on sunday to 2.4.6 from 2.4.5.p1

3 units:

1x 1000g
1x 3000g
1x 10 kg

Always remains per 1kg the data per kg of the 1000 g

Theme in use: Porto 4.0.5

Any idea ?