In Microsoft Office Outlook 2007, you receive the following
Microsoft Office Outlook had
problems encrypting this message because the following recipients had missing
or invalid certificates, or conflicting or unsupported encryption
You receive this error message in the following
- Scenario 1 You have an external partner with an
invalid or expired certificate in AutoComplete. This partner is not in other
locations or address books. Then, you send an encrypted e-mail message and
select this partner from AutoComplete.
- Scenario 2 Office Outlook 2007 is configured to work offline. Therefore,
address books are not available. In this case, you send an encrypted e-mail
message and select a name from AutoComplete.
AutoComplete is a feature that displays suggestions for names and
for e-mail addresses as you start to type them.
To resolve this problem, apply the following hotfix
Description of the Office Outlook 2007 hotfix package (Outlook-x-none.msp): February 23, 2010
Workaround for scenario 1
Add the partner to the Contacts list. To do this, follow these
Workaround for scenario 2
- On the Tools menu, click Address
- In the Address Book dialog box, select
Global Address List in the Address Book list.
- Type the partner name in the Search
field, and then select the correct entry from the results.
- On the File menu, click Add to
Make address books available offline or connect to the local area
To make address books available offline, click the
drop-down arrow next to Send/Receive
, and then click
Download Address Book
Article ID: 980029 - Last Review: March 23, 2010 - Revision: 1.0
- Microsoft Office Outlook 2007
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