Error messages have always been cryptic and often useless for trouble-shooting.
I ran into an interesting Google error message the other day. A search results page did not come up. Instead a page with the Google logo came up with the following message:
502. That’s an error.
The server encountered a temporary error and could not complete your request.
Please try again in 30 seconds.
That’s all we know.
"That's all we know"? It's almost refreshing in it's honesty. Still not helpful but ...