
Right click at Microsoft Outlook shortcut and select. When I shut it down and restart it asks me to pick an outlook profile, selecting my only profile doenst work when I create a new profile and add my mailboxes it works one time but then outlook stops working the next time I open it again. When opening Outlook, a blank white box appears for a few seconds, then a few. I did connect to Microsoft Exchange once.

You must connect to Microsoft Exchange at least once before you can use your Outlook data file (.ost).

If you are still experiencing the issue after applying this fix you can try these troubleshooting steps or post in the Outlook forums. In some cases, Outlook cannot start because it is set to run in compatibility mode. The file C:\Users.ost cannot be accessed. Once I was able to get Outlook to load, I still had problems sending an email.
#Cannot start microsoft outlook cannot open window windows 10#
While the above method currently applies to most cases where this issue is experienced, as mentioned earlier, there could be other causes for this to happen as well. I feel sure that this must have been an issue which was created and subsequently fixed by a Windows 10 software update. Please note the space between outlook.exe and /resetnavpane. To recover, you can start Outlook with the resetnavpane switch In these instances, the configuration file for the Navigation Pane gets corrupted and prevents Outlook from starting successfully. While there are various reasons for this to occur, some post Office 2007 Service Pack 2 updates seems to cause this error for certain configurations but it can also occur in Outlook 2003, Outlook 2010 and Outlook 2013. attempt to log on to Microsoft Exchange has failed.' As background, I installed Office 365 one month ago without uninstalling Office 10. How can I recover and start Outlook again? When I try to open Outlook (in Office 365 Home Premium, running Windows 7 on a Toshiba laptop) I receive the message 'Cannot start Microsoft Outlook. When trying to start Outlook, I get the following error
