I’m not sure if the fix has already gone live everywhere, but I appear to still be having this issue. Output from the code linked to in my original post:
/w CubieDev Hello!
full_message: @msg-id=whisper_restricted;target-user-id=94714716 :tmi.twitch.tv NOTICE #cubiedev :Your settings prevent you from sending this whisper.
tags: {‘msg-id’: ‘whisper_restricted’, ‘target-user-id’: ‘94714716’}
command: tmi.twitch.tv NOTICE #cubiedev
user: None
type: NOTICE
params: #cubiedev
channel: cubiedev
message: Your settings prevent you from sending this whisper.