W10. I click start menu and get critical error message, what can I do?

[WPCentral Question]

W10. I click start menu and get critical error message

The message is not fixed but repeats each time I log in. This problem occurred shortly after upgrading from W7. It then recently corrected itself. Now it is doing it again.

 

[Chintan Gohel]

Re: W10. I click start menu and get critical error message

The message is not fixed but repeats each time I log in. This problem occurred shortly after upgrading from W7. It then recently corrected itself. Now it is doing it again.

What's the critical error message?