“Recently, I have upgraded my PC to Windows 10 and also upgraded to Office 365. Now, whenever I am trying to open my Outlook 2016, it is throwing an error message that says ‘Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened Outlook 2016’. Even I am unable to open the Outlook application in safe mode to check the add-ons from the previous version. Someone told me that this issue may occur due to Evernote but, I am not getting any problem with Evernote and Office 365. Please help!”
Most of the Outlook users encounter ‘The Set of Folders Cannot Be Opened Outlook 2016 error in Windows 10. Basically, this error message indicates that the Outlook data file that comprises all the information cannot be opened. It is an unexpected MS Outlook error that stops the program from launching. This article explains some simple fixes to resolve this issue along with its causes and symptoms.
At times while clicking on the Outlook icon, an hourglass appears and hangs for a while then, throws an error ‘Cannot start Microsoft Office Outlook’.
The main cause of this issue is corrupted Navigation Pane settings file ‘profilename.xml’ where ‘profile-name’ is the name of Outlook profile. The best way to identify that a file is corrupted when its size is zero (0) KB. This error can affect all the versions of MS Outlook from 2003 to 2016, 2019. Also, sometimes this error occurs when Outlook runs in the compatibility mode or if someone utilizes a profile created in the old version of Microsoft Outlook.
In case if the Outlook data file (PST or OST) gets deleted or damaged, it results in incorrect uninstallation and reinstallation of the MS Outlook program. So, no matter what is the reason; the outcome is the same i.e., ‘Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened in Outlook 2016 / 2013 / 2010 / 2007 / 2003 / 2002/ 2000 etc’ error. This error can occur in different wording in different versions of Outlook:
Either if there is a network issue or the Exchange server is at its downtime for maintenance, first need to check your network connection and the access to the mailbox server. If everything is fine there then, proceed with the solutions mentioned below.
Important Note: Instead of the Manual solution Inbox Repair tool, one can use Outlook 2016 Repair Tool to repair corrupt PST file in MS Outlook 2016, 2019, and below versions. The most important factor is, the utility fix PST file issues and recover missing data items from it without data loss. It provides a 100% guarantee in data integrity and safety.
Corruption in Outlook PST is one of the main reasons for this error prompt. One can repair a corrupted PST file easily using Scanpst.exe, which is an in-built repair utility offered by Microsoft. Follow the steps below to resolve the ‘the set of folders cannot be opened in Outlook 2016’ issue:
Note: You can find the Scanpst.exe in the following locations:
After creating a new Outlook account the issue will be resolved and the Outlook will start working normally.
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This article explains all the simple techniques to fix the ‘The set of folders cannot be opened Outlook 2016’ error and make the Outlook application work normally. There are many Outlook errors like Outlook PST file cannot be found issue etc. Solving the MS Outlook PST file issue is very important for its proper working. Now, users can go for an appropriate solution as per their current preferences and requirements.