can not add myVaillant vai settings devices add integration, or link

[BennyterBogt]

Before submitting a new issue

• [x] I redownloaded the latest release and restarted Home Assistant
• [x] I've checked known issues
• [x] I've enabled debug logs and attached the relevant logs to this ticket

Problem description

Please describe what you were trying to do, what happened, and what you expected to happen.

Logs

Put your debug logs here
Be careful not to include tokens, emails, and other personal information

[BennyterBogt]

Can not add myVaillant vai settings devices add integration, or link

[dylan09]

Error message? What is in HA logfile regarding the Vailant integration?