When you encounter an error while attempting to connect Microsoft Dynamics CRM for Microsoft Office Outlook, you click the "Help me resolve this issue" link which directs you to this article.
This article provides links to multiple causes for the following error code that directed you to this article:
The error message that appears may be the same for multiple causes but clicking the Details option should display a unique message that can help you differentiate issues. Refer to the Resolution section below to find a KB article for the specific symptom you encountered.
NativeError:6563 HResult 80004005 Message: The data type is not valid for the boolean operation.
NativeError:61b8 HResult 80040e2f Message: A duplicate value cannot be inserted into a unique index
If you are still encountering issues connecting CRM for Outlook to your CRM Online organization, a diagnostic tool is available to help diagnose the issue:
CRM for Outlook Configuration Diagnostic