Oh no! That's so weird, sorry about that. Here's a link to download the old versions of 2 until I can figure out this bug - https://www.dropbox.com/scl/fo/xjkk6u7h1j1zxfnyo8y8c/h?rlkey=q0d7aec5g94n4x81w9et6lk6q&dl=0
Do you mind letting me know what OS you are using? And if possible could you send me any files in the "log" folder in this location in your file system to help me debug this? I can't replicate it on my end for some reason.
Windows %APPDATA%\Godot\app_userdata\StimuWrite\
macOS: ~/Library/Application Support/Godot/app_userdata/StimuWrite/
Linux: ~/.local/share/godot/app_userdata/StimuWrite/