ayuda! Error: 'reverse_labelled_values' is not an exported object from 'namespace:sjlabelled'

Al usar el código

df$variable_rev <- sjlabelled::reverse_labelled_values(df$variable)

me sale el error:

'reverse_labelled_values' is not an exported object from 'namespace:sjlabelled'

¿Cómo lo soluciono?

We need a lot more information. We need a FAQ: How to do a minimal reproducible example ( reprex ) for beginners

A handy way to supply some sample data is the dput() function. In the case of a large dataset something like dput(head(mydata, 100)) should supply the data we need.