Always return a valid exception

Always return a valid exception

Fixes on "Date" and "CNH" rules

Fixes on "Date" and "CNH" rules

Add "symfony/polyfill-mbstring" as a dependency

Fix errors related to the `findMessage()`

Add "symfony/polyfill-mbstring" as a dependency

Fix errors related to the `findMessage()`

Always check the type then executing KeyNested

Always check the type then executing KeyNested