Topic Last Modified: 2011-03-11

Issue   You receive an error message related to account configuration issues in Microsoft Exchange Server or Microsoft Lync 2010 when you are using the Online Meeting Add-in for Microsoft Lync 2010 to schedule a meeting.

Resolution   Use the following table to identify the cause of the error and who to contact for help.

Error message Cause Contact

“Unable to identify the calendar owner. Please contact your support team.”

The Online Meeting Add-in for Lync 2010 cannot determine the Simple Mail Transfer Protocol (SMTP) or Session Initiation Protocol (SIP) address of your Microsoft Outlook account.

Exchange administrator

“Microsoft Exchange is unable to identify you. Please contact your support team.”

The Online Meeting Add-in for Lync 2010 either:

Cannot determine the X500 address of your Outlook account.

-or-

Located your SMTP address from Exchange Server but cannot determine your SIP address from Exchange Server or Lync 2010. (This could happen if you signed in to Lync and Outlook using different accounts.)

Exchange administrator

“You cannot schedule the online meeting because you are not UC enabled or there may be issues with your Lync Server account. Make sure you are signed in to the same account you use for Microsoft Outlook. If the problem continues, please contact your support team.”

The Online Meeting Add-in for Lync 2010 located the SMTP address of the person you are scheduling a meeting for but cannot determine his or her SIP address from Exchange Server or Lync. (This could happen if you signed in to Lync and Outlook using different accounts.)

Lync administrator

“Microsoft Exchange is unable to find the email of the person you are acting on behalf of. Please contact your support team.”

The Online Meeting Add-in for Lync 2010 cannot determine the SMTP or SIP address of the person you are scheduling a meeting for.

Lync administrator

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