Is there anything wrong with this query?
zSQry = SearchQuery.Seen.And(SearchQuery.SubjectContains("spain").And(SearchQuery.DeliveredAfter(New Date(2017, 3, 11))))
I´m getting "BAD" from server
S: A00000005 OK [READ-ONLY] EXAMINE completed.
C: A00000006 UID SEARCH CHARSET US-ASCII SEEN SUBJECT spain SINCE 11-MAR-2017
S: A00000006 BAD Command Argument Error. 11
C: A00000007 LOGOUT
S: * BYE Microsoft Exchange Server 2016 IMAP4 server signing off.
Or this kind of search is not valid.