Environment

Vuetify Version: 3.7.7
Last working version: 3.7.6
Vue Version: 3.5.13
Browsers: Chrome 134.0.0.0
OS: Windows

Steps to reproduce

Go to reproduction link and try to expand a row. Nothing happens.

Changing to 3.7.6 vuetify version. It will work.

Expected Behavior

The row should expand

Actual Behavior

Nothing happens

Reproduction Link

https://play.vuetifyjs.com/#...

Other comments

Issue added in 3.7.7. It happens too with the latest version (3.7.16). It doesn't seem to depend on the Vue version.

The reproduction is based on the last example in https://vuetifyjs.com/en/components/data-tables/basics/, the only change is the 'return-object'.