Microsoft Outlook 2013 error message "Cannot open the Outlook window. The set of folders cannot be opened. The information store could not be opened"

Check Outlook compatibility mode:
Open: C/Program Files/Microsoft Office/Office 15/Outlook.exe.
64 bit system: C:/Program Files x86/Microsoft Office/Office 15/Outlook.exe.
Right click on Outlook.exe and click on Properties and then click on Compatibility tab.
Check if you have any check mark in any of the compatibility mode options.
Make sure you also click on the option "change settings for all users" tab at the bottom of the same screen and look for similar check boxes in the window.
If you see any check boxes in the compatibility mode options, uncheck all the boxes.
Apply
OK.
Try to open Outlook and check the result.

Source and other solutions: answers.microsoft.com