error message

User: x program isn’t working. I get an error message then nothing.
Me: what does the error say?
User: I don’t know, can you just come fix it.
Me: I need to know what the error says to see where I need to put you on the service board. can you take a picture next time you see it?
User sends photo. Machine needs to be rebooted before app can run.
Me: I should have asked the customer to reboot