solid 2020 feature rebuild error

Hello,

I've a problem with solid 2020 SP1.0.

If I change a dimension or  in sketch of extrusion function or cut or revolved o any other function , sometimes i don't see any change on the model, though rebuild.

You know if is bug?

This  one it's rosolved only if open and close function .

Sorry for my english 

Thank you

SolidworksParts And Features