It can also save you a 2a.m. phone call. Some simple, "If you see message X, it means Y, so you should do Z. If that doesn't work _then_ call me." Your debug-

It can also save you a 2a.m. phone call. Some simple, "If you see message X, it means Y, so you should do Z. If that doesn't work _then_ call me." Your debug-level messages can be esoteric but, make your error-level messages reflect what's broken from the perspective of the SA, who hasn't seen your source code.