Your system administrator has configured Outlook to show all messages in plain-text format. But in this case your signature will not be valid on signed messages. To prevent this, click the File Tab, then click Options, and change the default format under Mail.
Your server does not support the connection encryption type you have specified. Try changing the encryption method. Contact ...
Your server has reported a UID which does not comply with the IMAP standard. This may indicate a server problem. As a result, ...
Your server reported a UID that does not comply with the IMAP standard. This typically indicates a server bug. Your program ...
Your server unexpectedly terminated the connection. Possible causes include server problems, network problems, or a long ...
Your system administrator has configured Outlook to show all messages in plain-text format. But in this case your signature ...