There is a sort of unspoken rule in IT world: if it doesn’t work, try turning it off and on again and see if it helps. Sometimes it actually helps. What also helps is using own brain to determine, whether the aforementioned method fits the situation. Anyway…

Customer: I have moved my mailboxes according to the manual and now webmail does not function properly: no one can log in.

Engineer: <…> Have you pressed ‘refresh’?

Type: Chat handling
Score: Bad
Reason: It never hurts to ‘refresh’ own knowledge once in a while…