Why are errors in software codes called bugs?

Because the first Computer Bug was an actual Bug! It was a moth, trapped in the Mechanical Relay of Harvard Mark II. The operators found the moth on 9th September 1947, and kept it in their log book with the notation “First actual case of a bug being found”. Here's the image of that log. read more

This is because, when a renowned and seminal computer scientist"Grace Hopper" was working on a project in 1950's, one of her computer machines (a massive part-electrical part-mechanical) broke down because there was an actual bug (insect) in one of the circuits. read more

ERROR: An error is a mistake, misconception, or misunderstanding on the part of a software developer. In the category of developer we include software engineers, programmers, analysts, and testers. read more