When attempting to send an Alarm through the email option or Event and select the Option To: Cc: Bcc:
In the window that appears the email can be selected but cannot be confirmed because the OK button is missing.
Release : 10.4.1
Component : Spectrum Core / SpectroSERVER
Work-around: Write directly the email address in the To or Cc or Bcc of Mail Selected Alarms panel and use the enter key.
The issue is planned to be fixed in Spectrum 10.5