A user uses Outlook in a Microsoft Exchange Server 2010 environment.
The user adds an invalid email address or domain name to the Safe Sender list that is located under Junk E-mail Options. For example, the user adds an email address that is encapsulated in single quotation marks: 'email@example.com'.
You try to manage the junk email rule for the user's mailbox by running the Set-MailboxJunkEmailConfiguration cmdlet with the TrustedSendersAndDomains parameter.
In this scenario, the cmdlet does not run successfully. Additionally, you receive the following error message: