[Feature] Display cleaner error messages

**Is your feature request related to a problem? Please describe.**
Currently, when an error occurs, a very basic message is displayed. Nothing is displayed when a list is empty.

**Describe the solution you'd like**
Display a prettier message with a graphic that conveys what happened.

**Describe alternatives you've considered**
n/a

**Additional context**
Graphics for [something went wrong](https://icons8.com/ouch/subject/something-went-wrong)
Graphics for [empty list](https://icons8.com/ouch/subject/list-is-empty-1)