Meridiem sign up on desktop app not working

Signing in via email results in the following error. No email arrives in my inbox aswell.

Let me know if you need more information/logs/etc. Happy to help where I can.

Thank you!

<img width="574" height="498" alt="Image" src="https://github.com/user-attachments/assets/9da9c35c-43ac-4939-9aae-f45c44229b5a" />