The integration of Windows 2012 Essentials and Office 365 is a beneficial feature that allows its users to manage their Office 365 accounts linked to their Windows 2012 Essentials dashboard. There is a new issue found with Windows Server Essentials Dashboard integration wizard with Microsoft Office 365. When this error occurs, the Integration with Microsoft Office 365 wizard may fail to connect completely. If you have faced connection error while integrating Office setup 365 with Windows 2012 R2 Essentials.