Using @editable_text_box consistently crashes entire system

Summary

Have tried using @editable_text_box several times and it repeatedly crashes the server connection and will not restart. Project file then becomes unopenable again and must be deleted. Server connection crashes immediately upon entering second line of code, e.g. Multiline:=true

Please select what you are reporting on:

Verse

What Type of Bug are you experiencing?

Assets

Steps to Reproduce

Just enter the @editable_text_box code as shown in the documentation.

Expected Result

I got it to work once, but it has crashed every time since.

Observed Result

System crash, project folder corrupted.

Platform(s)

Windows PC